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Brother 1060 Printer User Manual

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1. S l dil B l EJ Paper cassette Fig 4 14 4 9 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY 34 Network Board for HL 1270N only 1 Open the rear cover 2 Remove the two M3x8 Taptite screws to remove the access cover Rear cover Access cover Taptite bind M3x8 Fig 4 15 3 Remove the two M3x6 Taptite screws securing the network board 4 Disconnect the connector connected with the main PCB and remove the network board Taptite cup M3x6 Fig 4 16 4 10 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY 3 5 Front Cover 1 Open the front cover 2 Remove the four M3x8 Taptite screws from the main cover Taptite bind M3x8 N Front cover Main cover Taptite bind M3x8 Fig 4 17 3 Position the front cover at the angle of 45 degrees and release the bosses at the right and left hand sides and the link at the left hand side 4 Remove the front cover boss O lt gt NX S A a Front cover NI G Front cover Fig 4 18 CH
2. 4 27 6 20 black band 6 36 black horizontal stripes 6 30 black Spots 6 36 black vertical streaks 6 29 black vertical streaks in a gray background 6 30 blurred horizontal stripes 6 30 blurred vertical streaks 6 29 BRAdmin32 2 17 RAMS 3 18 BUS 6 22 cassette cover 4 5 cassette pressure roller 3 21 4 6 elige 01 18 1010 A 3 3 25 cleaner spring 4 24 5 5 completely blank 6 26 COMPONE 2 2 condensation 6 1 connection diagram A 16 18 consumable parts 5 1 6 1 continuous grid pattern print mode 6 53 control panel 1 4 1 6 2 13 control panel button 2 15 corona 3 21 3 25 COVER OPEN 6 6 5 3 2
3. 6 47 94 UNIX nnns 6 47 TABLE OF CONTENTS 9 5 Windows NT LAN Server TCP IP 6 48 9 6 Windows 95 98 Peer to Peer Print LPR 6 48 9 7 Windows 95 98 or later Peer to Peer HP JetAdmin Compatible Method Troubleshooting 6 49 9 8 Windows 95 98 NT 4 0 Peer to Peer Print NetBIOS Troubleshooting 6 49 9 9 iniemet Print TCP IP Troubleshooting i en er i Bieb 6 49 9 10 Novell Netware nennen 6 50 9 11 AppleTalk Troubleshooting 6 50 9 12 Apple TCP IP Printing System 8 6 6 51 9 13 Web Browser Troubleshooting 6 51 6 52 ae e A 6 52 10 2 Inspection 6 53 APPENDICES i ata ati ba tab A 1 2 DIAMETER CIRCUMFERENCE OF 5 2 A 3 3 PRINT SPEEDS WITH VARIOUS 4 4 HOW TO KNOW DRUM UNIT LIFE PAGE COUNTER A 5 5 HOW HOUSE INHESELFDIAGINOSMOS TOQLS A 11 B NVRAM DEFAULT VALUE 15 7 PAPER CASSETTE INFORMATION FOR EUROPE A
4. 10 gt JO 1 AM79C973AKC EBDOO EBDO1 EBD23 28004 28095 28096 28087 EBDA19 EBDA11 EBDA12 EBDA13 EBDA14 EBDA15 EBUA EBAQ EBUA 1 EBUA EBAQ2 EBUA EBUA 4 EBUA 05 EBUA EBUA 7 103 xTAL1 R4 ege R5 1g2 T1 RX TX av R15 43V 103 a R16 S 93C46ADF J 3V BV 3V RX SNM C44 SNM RX TX SNM SNM TX eKV 102 3 FG FG FG FG FG gv R L6 1 2 l C46 ROBB ROBO L7 1 2 C47 ROBB CODE LJ8107000 B512058CIR Appendix 20 Low voltage Power Supply PCB Circuit Diagram 110 120V MM I 101 L R114 8116 HEAT ON R206 C207 C7 C15 GND OUT 4 2 1 Low voltage PS Circuit 110 120V gt Appendix 21 Low voltage Power Supply PCB Circuit Diagram 220 240V ___ 8 2 a 101 T1 R114 8116 HEAT ON GND OUT 4 2 1 Low voltage PS Circuit 220 240V Appendix 22 High voltage Power Supply PCB Circuit Diagram OLD __ ___ 8 ____ _ SS 10 5 2 ___ __ 6 _ 2 J 2 E 2 2 2 gt 8 S _ Q
5. ENGINE PCB ASSY OUTER CHUTE 1 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY 3 DISASSEMBLY PROCEDURE 3 1 AC Cord 1 Disconnect the AC cord from the printer AC inlet lt lt 0 Printer j Fig 4 1 3 2 Drum Unit 1 Open the front cover and remove the drum unit from the printer Drum unit A 4 3 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY 3 3 Paper Cassette 1 Close the front cover pull out the paper cassette from the printer and remove the paper from the cassette 5 SN L Fig 4 3 2 Remove the separation pad holder ASSY by pulling it upwards then remove the separation pad spring from the paper cassette Separation pad holder Separation pad spring Mc gt Paper cassette 2 A x lt gt p acd B Fig 4 4 4 4 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY NOTE When replacing re assembling the separation pad holder remove the old grease and apply a suitable amount of grease referring to the figure below Paper pick up roller Paper cassette Grease Molykote PG 662 1 rice grain size Fig 4 5 3 Turn the paper cassette upside down then remove the cassette cover film by peeling it carefully from the underside of the cassette 4 Remove the M3x8 Taptite screw and remove the paper cassette cover from the front of t
6. 6 31 6 34 white vertical streaks 6 31 Windows NT 5 6 48 INDEX INDEX vi Brother Laser Printer PARTS REFERENCE LIST MODEL HL 1030 1240 1250 1270N Read this list thoroughly before maintenance work Keep this list in a convenient place for quick and easv reference at all times September 1999 PL PRNOO1 NOTE FOR USING THIS PARTS REFERENCE LIST 1 In the case of ordering parts it needs mentioning the following items 1 Code 2 Q ty 3 Description 4 Symbol PCB No Revision and Parts location mounted on the PCB Note No orders without Parts Code or Tool No can be accepted Example gt 1 2 3 4 REF NO CODE DESCRIPTION SVMBOL REMARK Revision No marked on the main printed circuit board B48KO56 201A Br coin EEA EE Design change indication lt Specification Pattern alteration Tea Circuit board No Revision No marked on the power supply printed circuit board Design change indication The first version has no sign 2 Design changed parts If the parts are changed any one of the following symbols is indicated in the REMARKS column compatible between old and new B replaceable from old to new 0 incompatible established 3 The original of this list was made base
7. CPU Runtime Ero O o 9 Se Wi en _ 5 Refer to the further description of these errors as follows e Service A Address Error e Service B Bus Error e CPU Runtime Error A CPU error other than the above two defects such as an Illegal Instruction or Operation Overflow How the LEDs indicate an error ex Fuser Malfunction e e e G x Mma Time delay OFF ON Fig 6 1 6 5 CHAPTER 6 TROUBLESHOOTING 3 ERROR MESSAGES 3 1 Error Messages in the Status Monitor The status monitor will report problems with the printer as defined in the following table Take the corrective actions for the error message the status monitor reports COVER OPEN Close the front cover If the front cover is half opened the error may not be cleared even after closing it In that case open the cover once and close it again NO PAPER or Load paper into the paper cassette properly MISFEED If paper is empty load a new stack of paper into the cassette Check that paper in the cassette is straight If it is curled straighten it before printing Sometimes it is helpful to remove the paper turn the stack over and put it back into the paper cassette Reduce the amount of paper in the cassette Keep paper loads below 27mm in depth Check that the paper is a specified type of pape
8. 3 18 3 22 4 32 circuit diagram 27 28 envelope 1 8 ONVIFONMEONL 2 1 6 1 error message 6 6 Ethernet cable 2 17 TACE QOW m 1 10 face up 1 10 factory default setting 2 18 factory inspection mode 6 53 6 54 Factory 6 52 faint print 6 33 fahi MOTOT ate 3 22 4 36 faulty registration 6 32 first eject roller 3 21 3 24 4 26 first 1 5 fixing heater temperature failure 6 20 fIX INg 3 21 4 18 RS 1 4 4 11 front registration sensor lever 3 21 3 23 fuser failure isa sect rna zai 6 21 Fuser Malfunction 6 5 6 7 G general block diagram 3 1 6 39 gray 6 37 grease 4 5 4 9 4 17 a o E E E E E A 3 25 ground 2 2 6 41 halogen heater 4 21 heat roller 3 21 3 28 4 22 heat roller
9. Brother Laser Printer SERVICE MANUAL MODEL HL 1030 1240 1250 1270N Read this manual thoroughly before maintenance work Keep this manual in a convenient place for quick and easy reference at all times September 1999 SM PRNOO1 Copyright Brother 1999 All rights reserved No part of this publication may be reproduced in any form or by any means without permission in writing from the publisher opecifications are subject to change without notice Trademarks The brother logo is a registered trademark of Brother Industries Ltd Apple the Apple Logo and Macintosh are trademarks registered in the United States and other countries and True Type is a trademark of Apple computer Inc Epson is a registered trademark and FX 80 and FX 850 are trademarks of Seiko Epson Corporation Hewlett Packard is a registered trademark and HP Laser Jet is a trademark of Hewlett Packard Company IBM IBM PC and Proprinter are registered trademarks of International Business Machines Corporation Microsoft and MS DOS are registered trademarks of Microsoft Corporation Windows is a registered trademark of Microsoft Corporation in the U S and other countries PREFACE This service manual contains basic information required for after sales service of the laser printer hereinafter referred to as this machine or the printer This information is vital to the service technician to maintain the
10. 3 7 ___ _ TRI 3 7 132 ROMA Ne 3 10 33 3 12 DRAN 3 12 1522 a 3 14 136 WO issnin fi pa 3 15 3 15 1 2 8 3 16 Eo 22 3 16 ENON xaos E 3 17 7 26 3 18 L5 27 0300 3 18 16 SOOO e 3 19 1 6 1 Low voltage Power Supply 3 19 1 6 2 High voltage Power 3 20 Ge ee 3 21 2 1 Overview of Printing 3 21 2 2 Paper Transfer 3 23 221 3 23 222 Paper regi ire er 3 23 5 2 23 m 3 24 2 3 J9BISOES a 3 24 COVEN B a 3 24 SR MENO S aco NER m Tu E c MM 3 25 24 ee ee er a ee 3 25 24 1 Photosensitive drUM NEN ER 3 25 TE ELM E o oo o ET 3 25 2 0 0 TE ETO T 3 2
11. 6 TROUBLESHOOTING 16 Black spots User Check 1 If the problem is not solved after printing a few pages the drum unit may have glue from label stock on the photosensitive drum surface Refer to Step 1 in the table below and NOTE in the previous page 2 The drum unit may be damaged Install a new drum unit Fixing unit Are the spots at 79mm Check and clean the heat intervals The problem is not solved after printing a few pages 2 roller with a cloth dampened 2 Replace the fixing unit High voltage 3 Is the problem solved after power supply replacing the high voltage Replace the high voltage power supply PCB Drum unit 1 Are the spots at 94mm Yes 1 If toner or glue remains intervals stuck wipe it off gently with a The problem is not solved cotton swab Refer to NOTE after printing a few pages in the previous page If the photosensitive drum is scratched or deteriorated exposed replace the drum unit with alcohol PCB failure power supply PCB 17 Black band contacts Corona failure Is the wire cleaner at its home Heturn the wire position cleaner to its home position Corona failure Is the corona wire dirty 1 Clean the corona wire 2 If the problem still appears after cleaning replace the drum unit 6 36 6 TROUBLESHOOTING 18 Gray background Print paper 1 Does the paper being used meet the paper specification weight etc
12. 1 4 5 7 MUNDI 5 7 N 5 M 6 49 network 1 3 1 9 1 8 network board 1 4 2 17 4 10 network interrface 1 4 network problem 6 45 installation 6 45 6 46 Network Test button 2 18 no AC power supplied 6 18 no DC power supplied 6 18 NO PAPER 6 6 no paper supplied 6 19 jo 1 7 normal 1 8 Novell Netware 6 50 15 NV RAM Error 6 5 6 7 6 22 NV RAM value dump mode 6 53 operator 6 4 optional 3 14 1 8 a ea 1 4 AG KIA 4 40 page A 5 A 6 A 8 page SKEW Ra wd XR 6 13 panel OP 3 22 4 33 scie 1 8 6 1 basis weight 1 9 1 9
13. 6 10 2 5 2 10 moisture 4 0 1 9 p PA 6 9 1 9 zn 1 8 eee 1 8 INDEX INDEX paper cassette 1 4 2 10 4 4 A 16 CAPACI 1 10 paper cassette 4 5 paper feed roller 3 21 3 23 4 39 paper 1 4 4 9 PAPER 6 6 6 10 giga P 2 13 paper pick up roller 3 21 3 23 4 38 paper rear guide 4 8 parallel interface 1 4 parallel interface 2 6 6 48 6 49 periodical replacement parts 5 4 photosensitive drum 3 21 3 25 4 14 MA 6 32 power consumption 1 7 DOW i go P 1 7 power supply 2 1 3 19 power 5 1 4 pressure 4 7 pressure plate 4 7 pressure roll
14. o 2 3 3 1 For Windows 05 0 atre tns enc 2 3 3 2 For Windows Users with No CD ROM 0 000060000 2 5 32 1 FIN drun A moo 2 5 922227 2 5 alia incur ciere a i 2 5 3 2 4 Connect the printer and the computer 2 6 3 2 5 Install the printer driver from floppy 2 6 3 3 Using the USB Interface for Windows 98 2 7 331 Connect the USB interface Cable uius Ea e dS MU dU ME FUR 2 7 3 82 INE USB drivel _ __ __ _______ 2 7 9 9 9 Set ihe PC printer redu b desea 2 9 3 4 For Macintosh iMac and Power Macintosh with USB Users Only 2 9 L PAPER in 2 10 41 Load Paper into the Paper 2 10 TABLE OF CONTENTS 4 2 Load Paper ENTRE UT 2 10 4 3 Two Side Printing Manual 2 11 4 3 1 To print on both sides of the paper from the paper cassette 2 11 4 3 2 To print on both sides of the paper from the manual feed 5101
15. 88 o e O 858 lt 2i 3 HEAVEN o 01 02 01 2 056 02 11B 02 01 02 856 238 2 03 091 NEED DEBUG PARTS WHEN DEBUG CODE UK4352000 B512040CIR 1 2 III 8 8 1 Appendix 12 PCB Circuit Diagram HL 1030 1240 2 2 E 000 16 0 3 01 07 2 RMIOWN B1 07D CSRMNZ 01 07 2 RMIORN Ag1 Aga 1 P0817 d TP2236 4 TPB222 4 TPB223 APS 4 224 4 TPB225 4TP2247 01 07 AL21 011 Bl B1A 70 15 001 JUMPPER 8M Ree ROM A18 2 19 x ROM A19 43 20 Re7 20 44 A21 Re1 20 44 3V R61 RO WE 1 Di __ _ _ _ 7 ____ ___ j cS 100 RA RAM U1 KM23C 160006 12 orav QCE CE C3 vss 104 ABV 1 DOO f 9 9 4 8 21 103 24 1004 26 ee 105 28 106 2087 N ABS 42 16 08 MB AL l 1g eg _ 018 gt 7 22 Dil N 5 zz cz 000 FUJITSU 3eM 16MF x x 01 06 WEN x B1 B7C RAIORN 01 070 21 01 21 014 DC15 00 U3 C768 HMS1W18165AJ 7 22 4e 1 6E CASN1 01 06 5 0 01 06 2 4 Dge 7 104 j 32 8 095 9 506 1 17 18 007 AQ3 19 AU4 33 008 34 009 gt o m jii
16. O O R125 R124 R127 R126 R105 R86 C81 CNET 2014 884 44 R45 R46 47 R48 R49 025 024 R133 R132 50 R113 112 m co R120 R122 gt 0110 NAME High voltage PS Circuit D Appendix 22B High voltage Power Supply PCB Circuit Diagram NEW _______ _5 a ____ 7 1 eNO D HSNVHL A 2 2 893 8 82 R123 Ber R95 R94 P 2014 888 R43 44 R45 R46 R47 R48 R49 D25 D24 133 R132 8010 R113 R112 R110 R109 CB82 gt 0110 NAME High voltage PS Circuit CB81 R120 R122 ad D APPENDIX PR99174 APPENDIX 23 DIFFERENCES BETWEEN OLD amp NEW VERSIONS OF HVPS amp ENGINE PCB The high voltage power supply PCB and engine PCB have been upgraded since the production in the middle of September 1999 in order to improve print quality In accordance with the change the T R electrode helical spring and plastic chute have been also changed This section describes the differences between the old and new versions of those parts so that the service technician can identify the old or new version at a glance High voltage power supply PCB Engine PCB Check the pin
17. to use the specified types of paper Yes Recommend to change to freshly unpacked paper Toner sensing 2 Is Ready LED on even after Yes Toner sensor failure Clean the failure removing the drum unit and toner sensor and check the printer side toner cartridge toner sensor connection Toner cartridge 3 Is the problem solved after Yes Replace the toner cartridge replacing the toner cartridge failure Drum unit failure 4 Is the problem solved after Replace the drum unit replacing the drum unit Replace the high voltage power supply PCB NOTE The following cases increase the possibility of this problem e Acid paper is being used e he drum unit is at the end of its life e here is dust or paper powder Hollow print A User Check 1 Check the paper used meets the recommended paper specifications 2 Select the Thick paper mode in the printer driver or use thinner paper than you are currently using 3 Check the printer s environment conditions such as high humidity may cause this situation to occur e Print paper 1 Is thick paper of more than Y Recommend to use the specified 43lb being used or extremely types of paper rough surface paper Refer and compare with l 15 6 37 CHAPTER 6 TROUBLESHOOTING 20 Downward fogging of solid black Toner cartridge 1 Is the problem solved after Yes Replace the toner cartridge failure replacing the toner cartridge High voltage Is the pr
18. 6 33 jio gj ee 6 24 light 6 39 DOOM TIXING RA 6 32 toner 6 40 troubleshooting 6 24 white horizontal stripes 6 31 white spots 6 34 white vertical streaks 6 31 image 6 33 incorrect 6 42 inspection 6 53 installation ET 2 5 2 3 printer 2 6 USB driver 2 7 insufficient output from high voltage power supply 6 20 interface 1 6 L LAN 6 48 Laser BD Malfunction 6 5 6 7 ei ee da 4 15 p 2 18 jeu 6 24 le lii 6 39 ERR ROTER 4 17 lock 4 8 low voltage power supply 3 19 low voltage power supply 3 22 4 30 circuit diagram 30 31 lower tray relay 4 29 M MAN COVEI 4 13 main 3 22 4 16 main motor does not rotate 6 19 MAIN
19. DA 2 SA Y gt vi Carton Fig 4 71 4 40 CHAPTER 5 PERIODIC MAINTENANCE CHAPTER5 PERIODIC MAINTENANCE 1 1 To avoid creating secondary problems by mishandling follow the warnings below during maintenance work N WARNING 1 Always turn off the power switch and unplug the power cord from the power outlet before accessing any parts inside the printer 2 Some parts inside the printer are extremely hot immediately after the printer is used When opening the front cover or rear cover to access any parts inside the printer never touch the red colored parts shown in the following figures CONSUMABLE PARTS The consumable parts described in this section are parts which are subject to deterioration or damage and should be replaced at least once during the period of warranty of the product if any print quality problem appears Drum Unit The Drum LED is on when the drum unit is nearly at the end of its life Life expectancy 20 000 pages NOTE There are many factors that determine the actual drum life such as temperature humidity type of paper and toner that you use the number of pages per print job etc Replacement Procedure 1 Open the front cover of the printer and pull out the drum unit 2 Place the drum unit on a flat horizontal surface and remove the toner cartridge from the drum unit while pushing the lock lever down with your right hand Fig 5 1
20. lt lt J 1 pe P Y pan M3x10 inc 2 xi ie 1 He Halogen lamp E connector plate eL Heat roller Halogen heater lamp Fig 4 37 NOTE When re assembling the halogen heater lamp ensure that the direction of the halogen heater lamp is correct referring to the figure above Never touch the surface of the halogen heater lamp When securing the screw to assemble the halogen lamp connector plate ensure you use the plastic jig as shown in the figure below to avoid damaging the edge of the halogen heater lamp Halogen lamp connector plate Q Taptite pan M3x10 Halogen heater lamp Plastic jig 4 21 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY 14 Lift and remove the heat roller The heat roller gear will also come off 15 Remove the heat roller bearing from the left hand end of the heat roller To remove the bearing at the gear side first remove the two washers then remove the bearing Heat roller bearing Heat roller Heat roller bearing Heat roller gear Washer 2457 Fig 4 39 6 Never touch the surface of the heat roller NOTE e When re assembling the heat roller to the fixing unit frame place the two projections at the right hand side of the roller onto the bosses on the frame as shown in the figu
21. Driver amp Software Fig 2 31 CHAPTER 2 INSTALLATION AND BASIC OPERATION 6 1 3 Print configuration page Press the Network Test button for less than 5 seconds to print a configuration page 7 2 22 2 32 6 2 Functions 6 2 1 LED functions L LED F LED A LED green orange green _____ EE g g 2 2 22 L LED Link activit This LED is on if there is a valid connection to the network either 10BaseT or 100BaseTX lt is off if no network is detected F LED orange Fast Ethernet This LED will be on if the print server is connected to a 100BaseTX Fast Ethernet network It is off if the print server is connected to a 10BaseT network A LED qreen Transmission activit This LED will blink as the print server receives or transmits data 6 2 2 Factory default setting If you wish to reset the print server back to its default factory settings resetting all information such as the password and IP address information hold down the Network Test button for more than 5 seconds 2 18 CHAPTERS THEORY OF OPERATION CHAPTER3 THEORY OF OPERATION 1 ELECTRONICS 1 1 General Block Diagram Fig 3 1 shows a general block diagram of the HL 1030 1240 printer Control system 2 O E 5 Interface block Q 1030 Parallel 2 8 Video control block HL1240 Parallel USB gt lt
22. NOTE Take Step 2 when using the RS 100M or take Step 3 only when this problem appears while using the RS 100M NOTE If the printer prints garbage or incorrect fonts instruct the user to use the Troubleshooting for Printer won t print tool of the self diagnostics tools If the problem cannot be solved instruct user to use the Diagnostics tool described in the Appendix so that you can get a log file to investigate the cause of the problem For details on the self diagnostics tools see APPENDIX 5 HOW USE SELF DIAGNOSTICS TOOLS 6 42 6 TROUBLESHOOTING Unable to print full pages of a document with the PRINT OVERRUN message A User Check Press the panel button to print the data remaining in the printer If this does not clear the error reduce the complexitv of vour document or reduce the printer resolution Expand the printer memory by adding a commercially available SIMM HL 1250 1270N only Change the following setting in the printer driver and try again The best combination of settings below will vary depending on your document HL 1250 1270N only Graphic Mode TrueType mode Use Printer TrueType Fonts NOTE This problem may appear if the data is too complex If it is not cleared by taking the actions above it will be impossible to print such data under the printer specifications Unable to print full pages of a document with the MEMORY FULL message A User
23. 5 0 Engine control block Operation block Control panel Drive block 5 Laser unit DC motor G o gt S Drum unit co B Transfer block Charging Paper dust cleaner block Developing block Toner cartridge Image generation system 3 3 CHAPTERS THEORY OPERATION 1 2 Main Block Diagram Fig 3 4 shows the block diagram of the main PCB of the HL 1030 1240 printer Reset Circuit Program Font ROM 1 0 Mbytes RAM 2 0 Mbytes EEPROM 128 x8 bits To Engine PCB CPU Core MB86833 Fig 3 4 3 4 Oscillator 32 7MHz Address Decoder DRAM Control Soft Support EEPROM Engine Control gt gt c eed CHAPTER 3 THEORY OPERATION Fig 3 5 shows the block diagram of the main PCB of the HL 1250 printer LIMINE o E E E E E 5 0 MES 0 NS MEN NEE NG M CPU Core MB86832 Oscillator 32 7MHz Address Decoder DRAM Control 4 0 Mbytes Timer Option RAM SIMM max 32Mbytes 4 0 Mbytes FIFO CDCC Parallel I O 4 gt TO To Option Serial RS232C amp
24. NEED DEBUG PARTS DEBUG CODE 0 4361000 B512049CIR 2 5 l 9 117 8 I S9 1 J 23 Appendix 15 PCB Circuit Diagram HL 1250 1270N 3 5 e M B9 __ __ M S d 1 Re13 015 C 339 MB87L 1120 PCI 21 79 52 210 78 209 147 d TO 64M 3 _ 208 205 46 5 PCIGNTO Pie SIMM PADS 226 204 21 2 ig ld PADE XS 203 145 X RESET MAGS 135 1 pany 24 202 21 04 145 gt 533 198 24 mage 155 PARES 187 oci 165 4 31 196 gt PCICLK 4e 7 gie x 5S PCICLK PAD11 32 195 pes 10K X 8 5 185 38 194 2857 PAD12 59 31 9 A8 PAD13X MA11 32 28 og A9 PAD14 X77 12 19 PAD15 X 189 10 58 174 w 119508 26 7 PAD16 18 ET RAIS 24 De PAD17 53 DATAE 3 16 DATAB2 22 ns PAD18 ic DATA13 4l 15 20 PAD19 T DATAQ4 8 n3 PAD20 RAe DATAQS Sx gt PA 1 DATAD4 31 16 4x DI DATAQ7 2 PAD23 X X D 51 T DATAQ7 F 3g RAL a PAD24 X77 ea 02 07 P RSV RESERV 2 E DATAQS 55 Ae PAD25 18 159 6 31 16 10 JY D18 DATAQ9 41 l DATA11 D19 X48 DA
25. 4 24 Hex DUMP Pius in nna 6 52 High Resolution Control 1 2 high voltage power supply 3 20 high voltage power supply PCB 3 22 4 31 circuit diagram A 32 A 33 6 37 horizontal 6 38 p 1 2 L 1 7 l IEEE1284 3 7 image defect 6 23 all 6 27 black 6 36 black horizontal stripes 6 30 black spots 6 36 black vertical streaks 6 29 black vertical streaks in a gray backgroundq 6 30 blurred horizontal stripes 6 30 blurred vertical streaks 6 29 completely blank 6 26 qe 6 25 dirt on the back of paper 6 28 downward fogging of solid black 6 38 5 asian kai a 6 23 faint print 6 33 faulty registration 6 32 ONOS 6 39 gray background 6 37 hollow 2 2 6 37 horizontal lines 6 38 image distortion
26. A A Xi 4 33 318 Motor AS 5 e e 4 36 3 19 Toner Sensor PCB ASSY Light 4 37 3 20 Toner Sensor PCB ASSY Light Reception 4 37 3 21 Paper Pick up Roller ASSY 4 38 3 22 Paper Feed Roller 55 4 39 ow OU a Og U Jl e 4 39A 4 40 TABLE OF CONTENTS CHAPTER 5 PERIODIC MAINTENANCE 5 1 las UNABLE PAR 5 1 kal DRUM A v 5 1 a 5 2 ICAL 5 4 5 5 3 1 Cleaning the Printer 5 5 SP EG Drun UN 5 5 3 3 Cleaning Scanner WINGOW EU DI tud coat DUELO D ti 5 6 3 4 Cleaning the Electrical 5 6 S ID oe REIHEN CMM IM MPEG DIM DUE 5 7 CHAPTER 6 TROUBLESHOOTING 6 1 2 6 1 6 1 1 2 Warnings for Maintenance 6 2 gt 6 Ihe PODS vic even E UA SURE NUN 6 3 BO OPERATOR CALLS amp SERVICE CALL ___ E HE
27. SWITCH LAMP Eu DRUM Short Push with Power DRUM During Printing Reset On Nearly at the end of the Drum Life READY Data Remaining in Buffer Form Feed READY Error Occurs z Continue On 2 Ready Off Power Switch OFF or in Sleep Mode PAGE COUNTER DRUM COUNTER 3 MZ L1000000000000 After Printing Job Reprint ALARM DATA ALARM Only Open etc Press the Switch then turn on the Power ALARM READY Paper Empty or Paper DRUM 3 Print Test Page ALARM DATA Toner or Toner Empty ALARM Reset Factory Setting DATA Blink Receiving Data Data Remains in Buffer 0 Drum Life 100 99 9 00000020202020201 NOTE Page counter and drum counter are printed here Fig A 2 The descriptions printed in Test Print vary depending on the country APPENDIX 3 How to Read the Drum Unit Life The drum unit life is shown by the bar at the bottom of Print Configuration or Test Print as follows e It initially indicates 100 and gradually decreases e It indicates 0 when the Drum LED is on tstays at 0 even if further printing is done 0 Drum Life 1005 Page counter 99 44 00000090909090909 MZ 1160003F000000 Maintenance information The drum unit life is based on the page counter If the average number of drum rotations is more than the number of drum rotations in non continuous printing however the drum unit life is count
28. 000 1 16W 1608 ed SLEEPON 3 122 000 1 16 1608 P10 COVER TONER LED sv s 1 000 1 164 16080 GH5V L6 000 1 16W 1608 1s SENSSEL 9 L2 000 1 16W 1688 SENSSEL 060 R18 223 5 126 000 1 16 1608 2 TLIGHTON 26 121 000 17 16 1608 OPSOL2 7 047 COVER R17 101 127 000 17160 1608 COVER 7 L3 000 1 16W 1608 R12 101 A R16 33 128 000 17160 1608 4 5 5 OPPSENS 47 gyo 28 errr 000 17160 1628 _ 45 gy Open ace 000 17 16 1608 OPSOL1 97D 2125 JW R27 000 g 5 9 Di PH1 91 lir F O 56 267 a DTD123YK 19 000 1 16 1628 1 5 5 REGIST 3B MFCSENS1 4E 53 24 Lig 000 1 16W 1608 2S SoL1 ATAMA DASHI 1ST BIN 2 1 SENSOR CASSETTE SENSOR t De 2 4 Ogy 155355 TN R42 194 0 Rog 240 FAN BLACK 56 267 5V 181 1 8W 3216 R28 me GND z TI TRI MANUAL 0410 000 3216 MFCSENS2 lt 01 gt 92 TESASHI 2ND BIN 7 MANUAL SENSOR PAPER SENSOR 2 4 202 P14 PANEL dd 2 85 5 6 15MM WHITE BV Lis 000 1 16W 1608 By cv R57 R38 a Em iem L13 000 17160 1608 5 121 1 8 3216 R58 121 1 84 3216 R39 Q4 LED2 14 000 1 16H 1608 4 LED 121 1 8 3216 000 3216 28D1781K 06MD LED3 LIS 000 1 16W 1608 32 X LED4
29. 1 2 1 6 47 temperature ai 1 test PAQ 2 5 test print 2 16 6 52 Test Sample 6 52 thermistor 3 21 3 28 4 25 toner cartridge 3 25 OR 1 5 5 2 TONER EMPTY 6 6 Toner LED a 2 14 JG z 089 6 6 toner sensor 3 21 3 25 toner sensor 3 22 light emission 4 37 light 4 37 toner specks 6 40 IOP COVO 4 12 torque 2 4 42 22 4 1 T R electrode helical spring 4 31 transfer roller 3 25 3 28 MANNS DANS CV E 1 8 tray extension 1 4 4 14 U ES 1 6 USB interface 1 2 1 4 3 7 USB interface cable 2 7 USB es 2 9 a e e a e i E 6 47 UNPACKING seriinin osainen 2 2 W Warm Up 1 5 6 2 6 13 gia 1 7 white horizontal stripes
30. 1 2 5 scanner PPP T 6 21 Scanner Malfunction 6 5 6 7 scanner window o PEPERIT P 5 6 second eject roller 3 21 3 24 4 13 self diagnostics A 11 sensor CHECKING E 6 11 separation pad 3 21 3 23 separation pad holder 4 4 separation pad spring 4 4 SERIAL INTERFACE FRAMING ERROR 6 8 SERIAL INTERFACE INPUT BUFFER OVERF EOW 6 8 SERIAL INTERFACE OVERRUN ERROR6 8 SERIAL INTERFACE PARITY ERROR 6 8 serial 3 15 serial 2 1 Service 6 5 6 22 Service Bi 6 5 6 22 service 6 4 side guide 4 9 side guide 4 7 side guide Hitt 4 7 side guide 4 9 VIM 3 14 sleep mode 1 2 2 15 software 6 14 3 22 4 35 sponge 4 6 sponge holder Spring 4 6 straight paper path 2 11 supply roller 3 21 3 27 system
31. 4 Paper feed roller Rear registration sensor lever Transfer roller Fig 3 30 The rear registration sensor in the path from the feed roller to the transfer roller controls the first print position on the paper 3 23 CHAPTERS THEORY OF OPERATION 2 2 3 Paper eject After the printing image on the photosensitive drum is transferred onto the paper the paper is fed to the fixing unit to fix unfixed toner onto the paper Afterwards the paper is ejected from the fixing unit by the first eject roller in the fixing unit The eject sensor lever detects whether the paper is ejected correctly or not After the paper exits from the first eject roller the paper is turned by the rear cover and ejected face down into the top output tray through the second eject roller If the rear cover is open the paper is ejected face up straight to the printer rear straight paper path Second eject roller ON First eject roller Eject sensor lever Fig 3 31 2 3 Sensors 2 3 1 Cover sensors and Detect opening and closing of the front cover Cover sensor B Cover sensori gm Fig 3 32 3 24 CHAPTERS THEORY OF OPERATION 2 3 2 Toner sensor 2 4 2 4 1 2 4 2 2 4 3 2 4 4 2 5 Detects if there is toner in the toner cartridge The toner sensor at the left side emits light through the window on the left side of the toner cartridge then the toner sensor at the
32. AT D4 DS 16 17 26 28 30 LOW 23 16000 12 m C42 104 3e COND 5 200 1 D1 A2 mal te A3 005 506 107 16 108 09 48 0 20 110 10 11 12 A13 A14 A15 A16 A17 A18 A19 018 Dil 012 014 015 A 1 1 R1Q8 44 1 23 160006 12 01 08 RMIOHN 01 070 CSRMNX 01 080 RMIORN 14 4TPQ214 ita 11 4 0215 10 2 ce 9 Ape MM A 8 age 1 4 18 6 agg ABS A10 7 4 027 42 fo A124 TPB25 12 40 14 4TP923 38 154 r A154 TPU22Q AS 36 1 18 4 216 TALB 34 A19 4 TPg21 3 20 Tpg217 32 214 16 LEE 4TP9221 R118 000 Q1 07A 22 01 02 DL31 00 1 8C RMIOHN HIGH 01 070 CSRMNX 01 080 RMIORN 32M FLASH M 1 7 AL22 011 03 DL31 001 Fig 3 10 3 10 ___ 85 He poer N Los N 000 OV DD3 C48 104 220 D 0003 cV DD3 R21 000 oVDD3 R120 000 22 140 000 01 08 01 071 1 8D 01 07 221011 lt 02 gt 31 001 01 08 2 RMIOWN 01 071 B1 08D 3eM FLASH M 01 07 AL22 211 03 0131 007 CSRMNX RMIORN RMIOWN CSRMNX RMIORN A03 05 AGE A97 A0
33. Caution Use of controls adjustments or performance of procedures other than those specified in this manual may result in hazardous radiation exposure Vil REGULATION IEC 825 220 240V MODEL ONLY This printer is a Class I laser product as defined in IEC 825 specifications The label shown below is attached in countries where required This printer has a laser diode which emits invisible laser radiation in the Laser Unit The Laser Unit should not be opened without disconnecting the two connectors connected with the AC power supply and laser unit Since the variable resistor in the laser unit is adjusted in accordance with the standards never touch it Caution Use of controls adjustments or performance of procedures other than those specified in this manual may result in hazardous radiation exposure For Finland and Sweden LUOKAN 1 LASERLAITE KLASS 1 LASER APPARAT Varoitus Laitteen k ytt minen muulla t ss kavtt ohjeessa mainitulla tavalla saattaa altistaa k ytt j n turvallisuusluokan 1 ylitt v lle n kym tt m lle lasers teilylle Varning Om apparaten anv nds p annat s tt i denna Bruksanvisning specificerats kan anv ndaren uts ttas f r osynlig laserstr lning som verskrider gr nsen f r laserklass viii SAFETY INFORMATION SAFETY INFORMATION CAUTION FOR LASER PRODUCT WARNHINWEIS FUR LASER DRUCKER CAUTION When the machine during servicing is operated with th
34. 22 Fixing unit Le Fig 4 33 7 Remove the M3x10 screw to remove the star wheel holder ASSY from the fixing unit by lifting the left hand end of the assembly slightly and then moving the assembly to the right to release the right hand end from the fixing unit frame Fixing unit ce Screw bind M3x10 Fig 4 34 4 19 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY 8 Remove the two M3x20 Taptite screws from the top of the fixing unit frame 9 Release the thermistor harness from the hooks 0 10 Release the two hooks at the right and left sides securing the fixing unit cover to the fixing unit frame hook Fixing unit frame Thermistor harness hook Fixing unit frame Fig 4 35 11 Remove the fixing unit cover from the fixing unit frame 9 X Fixing unit frame Fixing unit cover 5 gt 7A hook Fig 4 36 4 20 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY 12 Remove the one M3x10 Taptite screw securing the halogen lamp connector plate at the drive unit side of the fixing unit frame and then loosen the M3x6 screw at the other side 13 Lift the right hand end of the heat roller and remove the halogen heater lamp from the heat roller Screw cup M3x6 Halogen heater lamp Heat roller 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
35. 25 D 5 36 45V 5 GND gv CAUTION E ov TH HOLE 2 153 V GND 0 31 55 CONNECTOR FG X CONNECTOR FG GNDO OF GE GNDO OrG4 R4 200 R16 000 I F ENGINE UTOPIA 01 04 6A CODE UK4361000 NAME B512049CIR 5 5 26 Appendix 18A Engine PCB Circuit Diagram OLD Ll 8 ________ ____________ ______ 2 4 12 SCAN MOTOR R68 181 Ps Ves 9 HEATONN 10 gt 811 DTC114YUA 038 SCANLOCKN 24VRET 2 v 1 8W 3216 21 45 i 58 Tus 000 1 164 1608 5 24V 24V 6C CHARGE 3B SCANCLK 7 SCANCLK 1 16 1608 LOCK HEATON 4 E L7 000 1 16H 1608 3 E i 2 24VRET Ga S 15 24v U 5 gt L 24v gt ii 2 oy amp 97 j 55 ra A t 538 DTC114YUA rx gt 12 2 0004401000 2 Reo 222 1 2 5025 2581132 ip CND 761010 0705 I 5 he oov L R7 103 WW 7 5 Q les 1 11 11 OUTER DC ETXD 3B DCLOCKN REGIST 39 a REGIST 3F 8 R13 gi tin Pippen SCANCLK 29A 124 000 1 16W 1608 28 BIK
36. 40 014 HMSIW18165AJ 7D 104 D 4 002 7 104 8 DOS 9 0596 10 007 33 34 109 40 014 C8 104 C7 104 TP 29 b TP2219 p TPB211b 0212 213 0214 0215 0216 239 TPB24MBb TPg241 0242 0243 0244 b 0245 b 0246 b gt 9 2121 000 gv OFG3 R122 000 12 1880 000 gv OFG4 8 R7 000 ot3V ov LO LO T LO mexa 45 O gt q Ted 3s gt CDCC Y 7 1038 a P1 01 0 HBUSY 14 BL B3F SELINN SELIN AN Soe ot 31 INPRIM 1 3F STBN ists 01 05 ZBUS DL DL 115 Busy 01 5 SLCT SELECT 1 5F PEN m C 61 052 195 01 05 FLTN __ _ __ __________ ___ _ FLT 221222 2 e DA1 EXER ERI 1 ZD6 8V 206 O AADA R57 1 24 047 ia 5 5V gv av gv av av av 12 1 ov Bl 82E DCI8 11 00 DA D F 1093 DV 105 106 007 209 Did 011 706 8V 706 s DA3 DA4 014 015 4 3 CODE UK4352000 B512040CIR 2 2 NAME Appendix 13 PCB Circuit Diagram HL 1250 1270N 1 5 m 68 _ 45 AAA 73 EAS 41 48 mea 43
37. 5 2 5 3 5 4 Data Toner LED Indications The Data LED indicates the current status of the print data process Printer status The printer has no print data Blinking The printer is receiving data from the computer or the printer is processing data in memory ON Print data remains in the printer memory If the Data LED is on for a long period of time and nothing has printed you need to press the button to print the remaining data This LED also works as the Toner LED with the Alarm LED They blink simultaneously to indicate a toner error See also Subsection 2 1 Operator Calls in CHAPTER 6 for details Toner low Indicates that the toner cartridge is nearly empty Purchase a new toner cartridge ready for when the Toner empty error is indicated Toner empty Replace the toner cartridge with a new one Drum LED Indications The Drum LED indicates the drum unit is nearly at the end of its life Printer status The drum unit can be used The drum unit is nearly at the end of its life It is recommended to obtain a new drum unit to replace the current one Alarm LED Indications The Alarm LED blinks with no other LEDs to indicate a printer error status such as cover open or memory full If any other error occurs the printer indicates the error by blinking the Alarm LED with another LED or by printing an error report Refer to Subsection 2 2 Service Calls in CHAPTER 6 5 5 5 6 5
38. DBWRN S 16 R89 UBLIL 15 292 5 14 2 17 155 7 13 3 ig 145 4 gt 8 12 41 15 28 ANNA 1 1 RA37 10100 DATA31 24 7 01 7 AL22 011 35 06 DATA29 Bene DATA28 DATA27 203 26 21 DATA25 DATA24 Bl 12C DATAL31 001 OPIRQ 02 030 XINTN SENTAN 03 04 lt SENSE GND Fig 3 16 1 3 7 PCI bus The interface of the PCI bus is PCI specification revision 2 2 compliant PCI P21 IS 21 PADI 78 PAD2 97 PADS X55 PAD4 5 205 PADS PADS Xm PAD7 sg ltal PADB 75 Chi PADS PADIO 79 PADLI 30 PAD12 g 194 PAD13 55 191 PAD14 57 TTE PADIS 3 PADIS rg lt PAD17 X55 PAD 18 4 3112 PAD19 55 PAD2B 7 PAD21 554 16 PAD22 15 PAD23 PAD24 Xi PAD25 18 panas 4g t5 PAD27 PAD28 7 PAD3 PAD31 X 152_ ed PCBE 1 8 _ PCBE2 E m PCBE3 X TA 5 1977 66 PARE 7209 x SERR R20 12 PERR 193 63 18 STOP X TH 22 ES 180 61 eT TRDY RISE vp 103 x22 71 18 FRAME xS vano 45 14 PCIREQ gt 80 van 8204 103 14 A aa INTA gt R201 1231 143 44
39. Hold down the panel button until the Ready LED is on then release the button Three patterns grid zip and solid black are printed G 6 Turn off the power switch with the front cover closed Turn on the power switch while holding down the control panel button 9 10 Press the panel button again and release it immediately A page of test pattern is printed while cleaning the pressure roller 6 7 Set paper in the manual feed slot with the solid black side down 8 9 Release the panel button when the Drum LED is on 6 28 6 TROUBLESHOOTING Black and blurred vertical streaks A User Check 1 Clean the corona wire in the drum unit 2 Check that the corona wire cleaner is at the home position 4 The drum unit mav be damaged Install a new drum unit 3 Check that the toner cartridge is not empty 5 The toner cartridge may be damaged Install a new toner cartridge Corona failure Is the vertical block streak Return the wire cleaner to its about 10mm wide home position Check if the wire cleaner is at its home position Dirt in the paper Is the paper cassette or feed Clean the toner off feed system system on the drum unit dirty with toner Scratch on the 3 Is the drum surface scratched Yes Replace the drum unit drum Cleaning failure 4 Is the drum surface dirty with Yes Replace the drum unit toner in streaks ocratch on the 5 Is the surface of the heat roller
40. RS 6 4 2 1 Operator GANS a d 6 4 22 M 6 4 He ERROR MEG 6 6 3 1 Error Messages in the Status 6 6 32 dago FAMOUS NNI T UT 6 8 ee E MF pu qM 6 9 4 1 Paper Load 6 9 42 TET 6 10 4 2 1 Clearing the jammed 6 10 4 2 2 Causes 8 6 11 4 3 Paper Feeding Problems 6 12 DOFFWARESEFJINO PROBLEMI D 6 14 MALFUNCTIONS aud ads 6 18 T 6 23 7 1 Image Defect 6 23 7 2 Troubleshooting Image 6 24 7 3 Location Of Grounding Contacts nennen nnn nnns nnne 6 41 ros CO 6 41 7 3 2 Printer body 4 paper 6 41 sy 6 42 NETWORK PROBLEM FOR HL 1270N nnne 6 45 9 1 Installation Problem 6 45 9 2 intermittent Problem err eerie ten dare oin aero rhe oe Rau xo 6 46 93
41. This LED is on if there is a valid connection to the network either 10BaseT or 100BaseT X It is off if no network is detected e F LED orange Fast Ethernet This LED will be the print server is connected to 100BaseTX Fast Ethernet network It is off if the print server is connected to a 10BaseT network A LED green Transmission Activity This LED will blink synchronized to the transmission or receive status If you are using a repeater or hub make sure that SQE heartbeat is turned off at the hub Also if you have a hub or multi port repeater verify that the hub or repeater port is good by trying the print server on a different port If you have a bridge or router located between the print server and host computer make sure that the device is set up to allow the print server to send and receive data from the host For example a bridge can be set up to only allow certain types of Ethernet addresses to pass through a process known as filtering therefore such a bridge must be configured to allow Brother print server addresses Likewise a router can be set up to pass only certain protocols so be sure that the desired protocol can be passed through to the print server If the job exits the queue but does not print make sure that you are not trying to print a text job to a PostScript printer If you have a printer that is capable of automatic language switching make sure that the printer is not forced into PostScri
42. 40 181 DEBUG l R119 101 DEBUG 9 5123 680 7 1118 U4 A AAA Bd A8 101 117 133 18 BA 17 680 3 16 4 15 ET 18 ABS 1 17 680 AUG 16 41 RA 18 17 680 4l 1 LYZ 680 Age Ag3 Ags AUS 10 17 21 011 0D 4 0120 R17 PINOV 332 DBRSTN 11 DEBA 2 11A 1 Ge USBCTL CAUTIONI FOR SHIRAI C 3PIN 2 Q3F USBDP Q3F USBDN L DTA114YU Reg 195 ex ex ex USR g1A 6A 06 6D 97C 97C 070 93 0 15 001 P5 DEBUG DEBAG2 1y DBRSTN RESET HSCLK2 5 x21 P7 DEBUG DEBUG DA24 DA25 DA26 DA27 DA28 DA29 DL I 128 R 688 A18 4 TP2144 DA31 74 5 14 R 588 A19 R16 Lb 68 100 5 Reg L 0003 R75 751 0154 4 0143 2 4 0141 THERM RAG Y1 BUSENN I L ZBUSEN 8D iui 4TP8142 193 2 0155 BUSDIRI 1S ZBUSDR 8D RMIOWN 02 02 58 7 RM ROM l e TOWRNI 5 BUG JBIOWN 1142 RA RAN d BV R 101 RMIOR
43. PCI_RST 143 22 DEVSEL DEVSEL 4 FRAME FRAME 24E INTA 62 INTA 04E IRDY E IRDY g4E PAR 25 4 PERR lt 04 PCIREQ 49 REG 04 SERR X SERR B4E STOP STOP 4 X 4 a TRDY 4E 1 AM79C973AKC VDD PCI VDD PCI VDD PCI VDD PCI VDD PCI VDD PCI VDD PCI VDD PCI VDD PCI VAUXDET vss VSS VSS vss vss VSSB VSSB VSSB VSSB VSSB VSSB VSSB VSSB VSSB VSSB VSSB VSSB VSSB VSSB VSSB DVSSD DVSSP DVSSX PER BERNER S lt 2 Io Io 0 CO D Jo II n ir Is DVDDD C40 C18 4 C14 3V 104 X6 FOR 1 Lit J J w C17 12 C37 104 X6 1 1 LIT TITT w C38 C32 C39 AVCC ceg 1000 DEVSEL geF5 FRAME 2F INTA 2F IRDY 2F PAR 2 PERR gec REQ 2G SERR 2G STOP 2G TRDY 2G 5 gv cee C19 194 C15 L1 C1g 3V 104 X10 J J J J TT T w BLM 11P300S 1 2 C11 184 gv 3V0 3V0 ce C16 000 25MHZ c5 C3 1000 R10 XT1 C13
44. TABLE OF CONTENTS REGULA ION vii SAFETY INFORMA TION UNE ES Ix CHAPTER GENERAL 1 1 le Rm UU Tm 1 1 CNEEG FEE 1 4 CE u ey 29 1 5 ell FCA TE 1 5 2 i ke 1 6 920 1 7 3 4 Network for HL 1270N 1 8 ME c 1 8 3 5 1 Feedable e 1 8 3 5 2 Paper cassette eene nnne 1 10 3 5 3 1 10 euge IE Tm 1 11 3 6 1 Effective printing 1 11 3 6 2 Print guaranteed ran ooo oe cunc ea aee n as 1 11 CHAPTER 2 INSTALLATION AND BASIC OPERATION 2 1 1 CONDITIONS REQUIRED FOR INSTALLATION 2 1 EE S9 dego 2 1 1 0 Environment 2 1 1 3 System Requirements for Brother Printer Solution for 2 1 CERES E l E U S 2 2 3 PRINTER
45. 3 Unpack the new drum unit 5 1 5 PERIODIC MAINTENANCE 1 2 4 6 7 Install the toner cartridge into the new drum unit until it locks into place indicated by a click When the toner cartridge is installed correctly the lock lever is lifted automatically Fig 5 2 Install the new drum unit into the printer Check that the printer is turned on the front cover is open and the Drum and Alarm LEDs illuminate Fig 5 2 Press the control panel button until all the LEDs are on The LED turns on in sequence from top to bottom The drum page counter is reset Close the front cover and check that the Drum LED is now off 6 e For best performance use only genuine Brother toner The product should only be used a clean dust free environment with adequate ventilation Only unpack a drum unit immediately before you need to install it into the printer If an unpacked drum unit is subjected to excessive direct sunlight or room light the unit may be damaged Handle the drum unit and toner cartridge carefully If toner scatters on your hands or clothes wipe or wash it off with cold water immediately Do not reset the page counter when replacing the toner cartridge only Toner Cartridge Toner low The Data and Alarm LEDs blink once every five seconds Toner empty The Data and Alarm LEDs blink once every second Life expectancy 3 000 pages standard toner cartridge 6
46. 3 19 Toner Sensor ASSY Light Emission NOTE Be sure to disconnect the toner sensor light emission connector on the engine PCB before removing the toner sensor PCB ASSY light emission 1 Release the hooks of the toner sensor PCB ASSY light emission and remove it Toner sensor PCB ASSY light emission 28 72 hooks EN Fig 4 65 3 20 Toner Sensor PCB ASSY Light Reception NOTE Be sure to disconnect the toner sensor light reception connector on the engine PCB before removing the toner sensor PCB ASSY light reception 1 Remove the one M3x6 Taptite screw and release the hooks then remove the toner sensor PCB ASSY light reception Taptite cup M3x6 hooks P 2 Toner sensor ASSY light reception Fig 4 66 4 37 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY 3 21 Paper Pick up Roller ASSY NOTE Be sure to remove all the covers and the base plate before removing the paper pick up roller ASSY Place the main frame upside down Unhook the hook to remove the inner gear 54 gear 45 and gear 20 from the main frame Remove the bearing from the paper pick up roller shaft Release the hook on the bearing at the other side of the shaft and remove the paper pick up roller ASSY and the shaft from the main frame Main frame KAN GN a Gear 54 FR Gear 45 BN Gear 20 Bearing Paper pick up roller ASSY hook Paper pick up roller ASSY 5 Remove t
47. 3 lc 3 RESET 25 CNLOCKN 2400 95 24 DEV2 DEV2 10E 9A SCANLOCKN 24VRET TRANSCH2 gt TRANSCH2 101 108 DCLOCKN SDCLOCKN 5 Bv 5Vo 5 5v 000 1 16W 1608 7 000 1 16 1608 8 Eu 15_ 000 1 164 1628 93 ER RED Vg 3 ER 22 av PS INNER DC C 1 RED C HEATONN 3A 5 103 amp 1 5 LD BA10393F HCMPPHM Gk 2D a 5 PA i 4 2D 240 32 HEAT THM gt 24VRET WHITE i R65 000 gt DCSTART THERM 9 OPSOL1 g3FP 5 5 gt SENSSEL 03 owen t 966 gt MFCSENS2 LED1 C 1 0 ae eee a Di LEDE L36 BLM11B252SD js b RS2 03F OPPSENS 2g LED3 X 100 018 TRANSCH2 9 mmn ________ TRANSCH2 852 a aes ANUAL 221 180 3 2 130 BLM11B252SD 121 BLM11B252SD 3 TRANBFF 132 BLM11B252SD 4 gt L33 BLM11B252SD 5 134 BLM11B252SD E 135 BLM11B252SD 06 gt __ _ __ 103 913 85 24VRET 5 8 SLEEPON 1 DTC114YUA 95 24V lt 06 MFCSENSI 137 BLM11B252SD S DEV2 018 gt DEV2 g 8 P8 OPTION svo R5 193 PIS PVPS RED 1 BLUE 8 L bs v 182 1 4W 10MM LEAD LIS 1 16W 1608 GH2AV yis E l wie gv 2228
48. 722894MHZ 0154 PCICLK 03 058 155 USB CLOCK 48 00000MHz GN b c68 c69 080 080 R51 C gt XTAL TP8181 RS2 332 015 B MB87L1120 133 249 217 100 INTREVNO 101 JINTREVNI 102 254 248 129 128 127 126 124 123 121 leg 131 116 114 115 255 242 231 227 226 Fig 3 8 3 9 CDCCACKN BUSY 1 247 245 246 88 86 87 240 241 212 221 188 110 112 118 117 97 256 244 238 236 23e 223 225 228 223 015 0 1887 1126 89 TESTRESN 132 VDDI 237 1 EN XTST XSM VDDI 139 USBVSS XTALVSS 250 XTALVSS XTALVSS PLLVDD PLLVDD PLLVSS PLLVSS 4 Q M 234 OvDDS CHAPTER 3 THEORV OF OPERATION oVDD3 3 OF OPERATION 1 3 2 ROM An 8 Mbits ROM x 16 bit is fitted 01 07 2 RMIOWN U1 KM23C 16 G 12 01 070 21 870 CSRMNO RMIORN 1 2 A03 25 AUG A07 AU8 29 41 TP2217 AQ 4 TPD236 1 2 4 4 0218 4 TP2219 1 221 4 222 4 22 12 4 TP 227 4 TP 228 4 22 4 TPB232 4 TPD233 4 0234 4 TPB235 4 TP2247 18 19 2 21 01 07 21 01 01 01 gt DC15 00 Fig 3 9 Two 16 Mbits ROMs x 16 bit are fitted A4 AS
49. Fig 4 53 4 Remove the M3x6 Taptite screw securing the AG inlet holder b Turn the AC inlet to the right to release it and remove the AC inlet ASSY and the low voltage power supply PCB together Main frame gt AC inlet holder Taptite cup M3x6 positioning boss Fig 4 54 NOTE When re assembling the AC inlet holder fix the holder onto the positioning bosses first then secure it to the frame with the screw Hefer to the figure above 4 30 CHAPTER 4 DISASSEMBLY RE ASSEMBLV PR99188 6 Be sure to attach the to the AC inlet ASSY the following cases referring to the figure below e Ifthe film is not attached to the AC inlet on the printer you are servicing e Ifthe film is damaged or the adhesive is weak AC inlet ASSY Fig 4 55a 4 30A CHAPTER 4 DISASSEMBLY RE ASSEMBLV 3 15 Engine PCB ASSY High Voltage Power Supply PCB ASSY 1 Remove the 4 12 Taptite screw to remove the insulation sheet 2 Remove the three 4 12 Taptite screws securing the engine PCB and the high voltage power supply PCB 3 Lift the engine PCB and high voltage power supply PCB together and disconnect the connector which connects two PCBs together to remove the high voltage power supply PCB ASSY 4 If necessary remove the T R electrode helical spring from the T R plate Screw bind 4 12 Insulation sheet Screw bind 4 10 Scre
50. Fig 6 4 Close the rear cover 9 zi Install the drum unit assembly and the paper cassette then close the front If the paper is removed completely install the paper cassette first then close the front cover and the printer will resume printing automatically If the printer does not resume printing automatically press the control panel button 6 10 4 2 2 6 TROUBLESHOOTING Causes amp countermeasures The causes for paper jam problems vary depending on the location of the paper jam When a paper jam occurs inside the printer you have to find the location of the paper jam first remove the jammed paper and then take the appropriate countermeasure referring to the table below Jam when the printer is turned on Top of paper stopped at 230mm from the second exit roller Next paper is not fed Bottom of paper stopped around the transfer roller Top of paper stopped between the paper feed roller and the pick up roller Top of paper stopped at 35mm from the contact point of the heat roller and pressure roller Top of paper stopped at 30 40mm from the contact point of the heat roller and pressure roller Jammed paper is not printed at all Jam after paper is ejected NOTE Paper stuck Jam caused by paper length detected as longer than 400mm 16 in Jam caused by paper length detected as shorter than 80mm Jam caused by a paper
51. M 5 Insufficient output from high voltage power supply unit High voltage Do any of the terminals on the Clean the terminals contact high voltage contacts have dirt or contact burns High voltage 2 Check the connections of the Yes Replace the high voltage power supply connector between the high power supply PCB PCB voltage power supply and the engine PCB are secured correctly Reconnect the connector between the high voltage power supply and the engine PCB Fixing heater temperature failure Poor thermistor 1 Is the contact of connector P6 Reconnect the connector harness contact on the engine PCB good Blown thermal 2 Remove the fixing unit and Yes Replace the fixing unit fuse measure the resistance of the thermistor 1 it open circuit Thermistor 3 Is the thermistor installed Yes Replace the fixing unit failure properly Reinstall the thermistor properly Halogen heater 4 the fixing unit and Yes Replace the halogen heater lamp failure measure the resistance of the lamp halogen heater lamp 15 it open circuit BD failure Harness 1 Is connector P10 on the main Reconnect the connector connection PCB secured correctly securely failure Replace the laser unit 6 20 6 TROUBLESHOOTING the connector securely Harness Is the connection of the connection scanner motor connector P12 failure on the engine PCB secure Power supply 2 Is
52. NIS Sd MEAS si A E O VDD3 DEBAQ2 BS B6A 221011 lt 01 U15 A 4 12 MB87L 1120 3 R170 680 Ag1 Hp Hue 4 15 1680 g 1 16 kapg A04 2 77688 ___ 05 9 16 pA Ags 680 2 17 680 ___ 13 48 14 4 22 3en 15 15 A21 16 17 680 17 CC C C 3 amp 169 680 A18 RIGA esa A19 24 RIR 682 120 ROM FLASH 25 RIRE 80 21 RA 5 R R 22 DB DEBUG 6 Re4 A 880 ZBUSEN 9B IBUSDR 60 4 046 78 gt DBIOWN 06 2 85 R41 685 Gie R174 101 RMIORN lt 14 gt Q6 68020 101 RAIORN 24 294 68020 cga g5o RUS 181 06 680 ESRMN2 04 078 8 2 MI 086 gt ZBUSDR 07 2 ZBUSEN 4807 DATAL31 001 1 001 12 DATAS DATAB4 DATAQS 13 DATAE ll LI 588 CSRMNX lt 06 gt l 17 680 63 71 R17 688 RASNAB 13 4 TP943 ig 40S 49 73 4PINAS b tok to 4PIN a 7 BBa 226 Pe PE PE PE PE Pe Pe 18 A 58 RASNAS 20 Bg i pel DATA12 2 31 001 lt K _
53. REGULATION LASER SAFETY 110 120V MODEL ONLY This printer is certified as a Class I laser product under the US Department of Health and Human Services DHHS Radiation Performance Standard according to the Radiation Control for Health and Safety Act of 1968 This means that the printer does not produce hazardous laser radiation Since radiation emitted inside the printer is completely confined within the protective housing and external covers the laser beam cannot escape form the machine during any phase of user operation FDA REGULATIONS 110 120V MODEL ONLY The US Food and Drug Administration FDA has implemented regulations for laser products manufactured on and after August 2 1976 Compliance is mandatory for products marketed in the United States One of the following labels on the back of the printer indicates compliance with the FDA regulations and must be attached to laser products marketed in the United States The label for Japanese manufactured products MANUFACTURED BROTHER INDUSTRIES LTD 15 1 Naeshiro cho Mizuho ku Nagoya 467 8561 Japan This product complies with FDA radiation performance standards 21 CFR Subchapter J The label for Chinese manufactured products MANUFACTURED BROTHER Corporation Asia Ltd Shenzen Buji Nan Ling Factory Gold Garden Ind Nan Ling Village Buji Rong Gang Shenzen CHINA This product complies with FDA radiation performance standards 21 CFR Subchapter J
54. scanner window 2 If it is not effective replace the laser unit Corona failure 2 Is the corona wire dirty Yes Clean the corona wire with the wire cleaner 6 30 6 TROUBLESHOOTING White vertical streaks A User Check 1 Trv to wipe the scanner window with a soft cloth 2 3 The toner cartridge may be damaged Install a new toner cartridge Check the printer s environment High temperature and high humidity conditions can cause this problem 2 3 4 Damp wet paper might be used Try to change to freshly unpacked paper Transfer failure Is the transfer roller scratched Replace the drum unit Condensation 2 Has condensation occurred Yes Try to print several pages or inside the printer leave the printer 2 hours to allow it to reach room temperature 10 White horizontal stripes User Check 1 Check the paper used meets the recommended paper specifications A rough surfaced paper damp paper or thick media can cause the problem 2 Check that the appropriate media type is selected in the printer driver 3 The problem may disappear by itself Try printing multiple pages to clear this problem especially if the printer has not been used for a long time 4 The drum unit may be damaged Install a new drum unit Developing bias Are the developing bias Clean the electrodes contact failure contacts between the printer at both sides body and toner cartridge dirt
55. show the frequencies of drum unit change toner cartridge change and paper jam Printer Information m Cancel Drum Change Change Jam Count Maintenance Data A 9 Fig A 5 16 64 128 2 Fig 6 APPENDIX If the printer is connected to a parallel port you can take the following steps 1 Open the Maintenance Information utility then select the Information fou can ues this tool onb shan your prier is conmected parallel por Selecttha LPT i i you and cick Oe in the menu 2 Select the LPT port you are using and click the OK amp button Fig A 7 3 Click the Exit button TIE 4 The dialog box will appear and show the frequencies of drum unit change toner cartridge change and paper jam Printer Information Fig A 8 that each maintenance information is counted under the conditions below Information Conditions Drum unit change When drum unit life is 100 pages or more and the drum counter 1 reset Maximum counter 63 Toner cartridge change When the toner cartridge is replaced after a Toner Empty error is stored in NVRAM then warming up completes without a Toner Empty or Toner Low error being detected Maximum counter 127 Paper jam When paper jam occurs Maximum counter 2047 A 10 A
56. 000 pages high capacity toner cartridge When printing A4 or Letter size paper at 596 print coverage NOTE There are many factors that determine the actual toner life such as temperature humidity type of paper that you use the number of pages per print job etc Replacement Procedure 1 2 Open the front cover and pull out the drum unit from the printer Place the drum unit containing the old toner cartridge on a flat horizontal surface and remove the toner cartridge from the drum unit while pushing the lock lever down with your right hand Unpack the new toner cartridge and gently rock it from side to side 5 or 6 times keeping it horizontal Fig 5 3 Fig 5 3 5 2 CHAPTER 5 PERIODIC MAINTENANCE 4 Remove the protective cover Fig 5 4 5 Install the new toner cartridge into the drum unit until it locks into place indicated by a click When the toner cartridge is installed correctly the lock lever is lifted automatically 6 Clean the primary corona wire inside the drum unit by gently sliding the wire cleaner blue tab to the right end and left end several times Fig 5 5 7 Return the cleaner to the home position before re installing the drum unit 8 Re install the drum unit into the printer and close the front cover 6 Keep the drum unit level after removing the toner cartridge to avoid possible toner spill or scatter Handle the drum unit and toner
57. 1 0 0 1 L DATE NO ID NO 1 HL 1030 1240 1250 1270N FACTORY ID NO 2 Buji Nan Ling Factory A 2 APPENDIX APPENDIX 2 DIAMETER CIRCUMFERENCE OF ROLLERS The diameter and circumference of each roller are listed below Diameter Circumference 15 20 mm 47 7 mm 29 97 mm 94 1 mm Pressure Roller 20 0 mm 62 8 mm Development Roller 20 0 mm 39 0 mm Heat Roller 25 0 mm 78 5 mm A 3 APPENDIX APPENDIX 3 PRINT SPEEDS WITH VARIOUS SETTINGS Print speed of the HL 1240 1250 1270N printers is up to 12 ppm when loading A4 or Letter size paper from the paper cassette in the Regular mode Actual print speed varies depending on the media type or paper size as shown in the tables below A4 or Letter size Media type setting All models Transparency up to 12 ppm Thin Paper up to 12 ppm Regular up to 12 ppm Thick Paper up to 12 ppm Thicker Bond Paper A4 3 ppm Letter 3 ppm or more Smaller size than 4 or Letter Media type setting HL 1240 demo model 1240 1250 1270 standard model Thin Paper 6 ppm after 5 min have passed 6 ppm after 5 min have passed 12 ppm after 5 min have passed Thick Paper 6 ppm after 30 sec have passed 6 ppm after 30 sec have passed Thicker Bond Paper A6 3 75 ppm A6 3 75 ppm NOTE e When a smaller size paper than A4 or Letter is printed the temperature on both edges of the fixing unit is much higher than the temperature on the c
58. 22 3 USBCTLL 6 95 LDHALF 82 83 82 ECLK S ETXD S SCANCLK L9 ERESET 82 CHAPTERS THEORY OF OPERATION HL 1250 1270N A Fujitsu 32bit RISC CPU MB86832 SPARC lite is built in the ASIC While the CPU is driven with a clock frequency of 33 MHz in the user logic block it itself runs at 66 MHz which is generated by multiplying the source clock by two The functions of the interface block communication with external devices are described below 1 IEEE1284 Stores the data received from the PC into DRAM as controlled by the DMA controller It is applicable to both normal receiving and bi directional communication nibble mode byte mode ECP mode 2 USB interface Stores the data received from the PC into DRAM as controlled by the DMA controller The transmission speed is 12Mbps 3 Engine GA transfer circuit Communicates with the engine GA by a full duplex synchronous serial method The communication speed is 2Mbps 4 PCI interface for HL1270N only Sends and receives the data to and from the Ethernet controller AM79C973AKC It is PCI specification revision 2 2 compliant 3 8 GNDO 138 IscLkIN U15 A 1887 1120 co oo Jo 2 GN GN 330 L TC7SH 8F c9 VCLK SCLK 150 C67 R44 221 1 e C66 12 XXX XXX 6 a Rago XTAL C96 R81 330 H 3e
59. 29 Raga TP6662 Lee 2012 000 H E giu EE oj aw 23 2012 lt 182 H 124 rye Foxe Fig 3 17 3 15 CHAPTER 3 THEORY OF OPERATION 1 3 8 EEPROM The EEPROM is X24C01A type of two wire method with a 128 x 8 bits configuration The EEPROM is X24C32 type of two wire method with a 4096 x 8 bits configuration U14 X24C32P 1 3 9 Reset circuit The reset IC is a RN5VD42A The reset voltage is 4 2V typ and the LOW period of reset is 80ms typ r 101 DEBUG DBRSTN 11A 3 16 CHAPTERS THEORY OF OPERATION HL 1250 1270N The reset IC is a RN5VD42A The reset voltage is 4 2V typ and the LOW period of reset is 80ms typ r 4 DBRSTN 05 0 1E 10121 RESETN 23C5 Fig 3 22 1 3 10 Engine I O Fig 3 22 shows the engine interface circuit The interface with the engine PCB is by full duplex synchronous serial method C79 104 5 0 v 07 4 1 02 2 RXDIN 12C TC7S32F a iss 3 181 a T ENGINE 5V BV ECLK 2MHZ TXD 046 gt ERXD RXD TP 18 4 019 0110 T A Ol gt sone 75 R93 1ge ECLK 6 1199 21 N 12 RXDIN SCAN
60. 3 dioec DTXD a 888 vec 21 28 DBRDN 5 10RD 02 030 DRXD 4 lt DRXD Les m X DATA Bl BBHD DBWRN 5 REV 3 CAUTION DTA114YK Peder X DATA 02 061 CSRVN1 9 CSDBG FOR SHIRAI 03 82 83C INTRNZ CN 16155656 C 3PIN B 2PIN eS R162 181 DEBUG 5 VDD P9 DEBUG C6 5 R214 cr 1 ND q TP219 fa 6 8V 104 DEBU 5 5 2 830 REVIN2 5 1 12C 1 007 oe a GND DEBUG B2 83F USBDN ET DDS DATA24 qTP2322 R215 000 X GND DA26 5 DA27 LVPS DA28 2 6C gt REVIN3 5 P3 152 DA29 2 6 REVIOS PINBR 1 7 5V DA30 2 86C REVIOG PINBQ VDD DTC114YK C38 pe 6 4 0320 o DA31 5 1900 2 a 2 GN Thu R22 s og 5 02 030 PSLEEP L 000 HZ SLEEP GNDo CO CO OO LO GND 02 a o c c 07 X GND O ci in R48 104 182 102 9999 S C 123 CDCC LD 50 PSENS 22 936 C17 R65 _ 101 2 66 CAL CAL 2 03F HBUSY ATFEED 02 056 SLEEP ND 02 060 LDHALF LDHARF 82 03P SELINN 1 R64 101 HH SELIN 01 026 ZVDON B2 83F a 1a INPRIM av 2 3F gt STBN STB DIGLAVK 45V 02 066
61. 6 1 CHAPTER 2 INSTALLATION AND BASIC OPERATION Control Panel Button Operations The control panel button is used for the following purposes depending on the situation Cancel printing If the button is pressed during printing the printer immediately stops printing and ejects the paper Wake up If the printer is in sleep mode pressing the button wakes it up into the ready status It will take up to 45 seconds for the printer to go into the ready status Form feed If the Data LED is on press the button The printer prints any data remaining in the printer memory Error recovery If an error occurs the printer will recover from some errors automatically If the error does not clear automatically press the button to clear the error and continue printer operation Reprint function You can reprint a print job without sending it from the computer again When you press the button with the Data LED off the printer reprints the last job you printed if the whole job can be kept in printer memory If the print job is too large or there is insufficient memory the last page only will be reprinted Other Control Features The printer has the following useful features Sleep mode When the printer does not receive data for a certain period of time timeout it enters sleep mode The default timeout is 5 minutes and it is automatically adjusted to the most suitable time out setting depending on the frequency of your printer use Intelligent
62. BV X55 5 26 2 0 58 38 av 529 0 55 01 082 MAL13 821 ov a VDDS 1 12C DATAL31 001 Gq d J C11 C11 C11 v X25 133 0 2 VDD3 5 7 SIMM UTOPIA lt 01 gt 02 031 05 046 XSENN lt 01 gt 81 CODE UK4361000 FG X NAME B512049CIR gt 4 m 9S J A 9 A 24 Appendix 16 PCB Circuit Diagram HL 1250 1270N 4 5 RM ROM RA RAM 01 08C RMIOWN U19 MBM29LV8BOT 9B H 9 16 T 9 D Sans 23 160006 12 vas 9993 RMIOWN O 1 8C RMIOWN 01 080 RMIORN 104 H 01 070 CSRMNX 4M pdt RMIORN 01 080 RMIORN 104 D O GND C44 C41 C39 104 104 104 A21 7B O VDD3 02 4 214 HMS11816QAJ 7 4 TPB213 22 25 4 212 O CND 4 0211 42 A07 1 Ags 4 P029 28 4 27 ALI 4 tpgag 12 01 07 1 A13 Tpg24 B 01 07 4 14 Tpg23 01 070 RASNAG Ale TPO22 MTA 2 1741 0220 000 m A13 EOM AN A19 TP 216 8128 7 104 ET Mech 8 105 21 TPg217 9 106 4554 TPB218 10 4 221 22 33 Das 34 109 01 075 22 011 E INN O VDD3 82 DL31 001 38 40 114 01 08 RMIOWN 104 HIGH KM23C1600BG 12 gt OVDD3 A21 7B
63. Check 1 Press the panel button to print the data remaining in the printer 2 3 Reduce the complexitv of vour document or reduce the printer resolution 2 3 Expand the printer memory by adding a commercially available SIMM HL 1250 1270N only NOTE This problem may appear if the data is too complex For the HL 1240 printer if it is not cleared by taking the actions above it will be impossible to print such data under the printer specifications For the HL 1250 1270N printer take the following procedures For HL 1250 1270N gt Unable to Check the memory size in Print Expand the memory size by recognize SIMM Configuration 15 it the default adding SIMM size If the memory is already at the maximum size it will be impossible to print the data under the printer specifications SIMM main Try installing SIMM into Replace the SIMM PCB failure another printer then check the memory size in Print Configuration Is it possible to print the data Replace the main PCB 6 43 CHAPTER 6 TROUBLESHOOTING P 4 Headers or footers are not printed out even though they are viewed on PC screen User Check Most laser printers have a restricted area that cannot be printed on Usually the first two lines and last two lines of text cannot print leaving 62 printable lines Adjust the top and bottom margins in your document to allow for this P 5 The printer prints the first couple of pages correc
64. ENB 2 5F gt ZBUSY BUSY 02 046 ZBD BD 2 5F SLCT SELECT 02 05 PEN gt B2 B5F U18 74F245 L 2 05E FLTN VDDS VDD5O C34 104 04 DRSTN amp GNDO 1g OGND G2 86D CSRVN gt OPCS ZDA 81 DBRDN 135 gp 6 8VI 2 6B gt DBRSTN 8 680 L pmsregtsggM DBWRN S WR zT 28 16 R89 as 8 ss 18 29 a EE GND A4 AUG 4 2l 17 155 5 16 145 gt C36 184 al 285 4 a 4 GNDO 5 2012 100 1 7 10101 DATA31 24 Mes 2012 220 U 1 7 AL22 011 D6 02 070 Bohm 3 ECLK gMHz 2 B2E DCI8 11 L16 goh 4 D5 02 070 ETXD 45 D4 02 040 ERXD ____ _____ Lis Bohm KRXD D3 02 036 ZBRESI 1 RARI IL L4 MHZ B REGIST gt 2 070 L13 7 SCANCLK Di 2 7H ERESET L Lie 2 8 RESET F 10 2 3E REVIO2 L 95 RESERVE mm 16 ddda Q1 12C DATAL31 001 a 95958 02 030 XINTN 55 gt SENTAN 8 E 5 P tent lt TE gt i 23 04H XSENN lt o gage 9 VDDS OR VDD3 7 c23 VDDS VDDS 5V fii 1990
65. LUOKAN 3B LASERLAITE ADVARSEL USVNLIG LASERSTRALING UNNGA DIREKTE KONTAKT MED LASERENHETEN NAR TOPPDEKSELET ER APENT KLASSE LASERPRODUKT ATTENTION RADIATIONS LASER INVISIBLES QUANDOUVERT ET VERROUILLAGE ENLEVE EVITER EXPOSITIONS DIRECTES AU FAISCEAU PRODUIT LASER CLASSE 3B VORSICHT UNSICHTBARE LASERSTRAHLUNG WENN ABDECKUNG GEOFFENT UND SICHERHEITSVERRIEGELUNG BERBR CKT NICHT DEM STRAHL AUSSETZEN SICHERHEITSKLASSE 3B ATEN N RADIACI N LASER INVISIBLE CUANDO SE ABRE C 0 LA TAPA Y EL INTERRUPTOR INTERNO EST ATASCADO EVITE LA EXPOSICI N DIRECTA DE LOS 0J OS PRODUCTO LASER CLASE 3B SAFETY INFORMATION DEFINITIONS OF WARNINGS CAUTIONS AND NOTES The following conventions are used in this service manual N WARNING Indicates warnings that must be observed to prevent possible personal injury 6 Indicates cautions that must observed to service the printer properly or prevent damage to the printer NOTE Indicates notes and useful tips to remember when servicing the printer Listed below are the various kinds of WARNING messages included in this manual N WARNING Always turn off the power switch and unplug the power cord from the power outlet before accessing any parts inside the printer N WARNING Some parts inside the printer are extremely hot immediately after the printer is used When opening the front cover or rear cover to access any parts inside the p
66. MOTOR ERROR 6 7 Main Motor Malfunction 6 5 MAIN 3 22 4 29 3 4 circuit diagram A 20 A 26 maintenance information A 9 malfunction 6 18 sPRCI 6 20 CPU runtime error 6 22 ID RAM E OF 6 22 engine interface 6 22 fixing heater temperature failure 6 20 fuser failure 6 21 insufficient output from high voltage power supply 2 2 2 2 6 20 main motor does not rotated 6 19 no AC power supplied 6 18 DC power supplied 6 18 no paper supplied 6 19 INV FRAIL 6 22 6 22 scanner failure 6 21 6 22 6 22 management utility 1 8 manual duplex 2 11 manual feed paper guide 1 4 manual feed slot 1 4 2 10 e c i 1 6 MEMORY FULL 6 6 6 8 Mivgzab 6 6 modular jack for lower tray unit
67. PAD HOLDER ASSY LJ4705001 SEPARATION PAD SPRING 300 UL9091001 PAPER INDICATOR UL9092001 LOCK LEVER LJ4196001 PRESSURE ROLLER HOLDER LJ4893001 PRESSURE ROLLER COLLAR 2 ASSY UL9095001 RELEASE LEVER EXTENSION SPRING LJ2061001 PAPER COVER UF8709001 TAPTITE TORX PAN B M3X8 LJ4272001 TRAY COVER FILM LJ4221001 SCRATCH SPONGE HOLDER ASSY LJ4200001 2 5 SPONGE SPRING Pb 1 41 1 14 1 ll 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 MODEL HL 1240 84U Z01 049 NO PR99179 PR2000127 z 4 PAPER CASSETTE LEG LJ4684001 1JPAPER TRAY ASSY LEG SP UL9074001 PRESSURE PLATE ASSY A4 UL9077001 PRESSURE PLATE SPRING UL9078001 SIDE GUIDE L UL9079001 SIDE GUIDE R U73515001 TAPTITE CUP B M2 6X5 UL9080001 SIDE GUIDE RACK UL9081001 SIDE GUIDE GEAR UL9082001 FRICTION SPRING 087310815 TAPTITE CUP B M3X8 UL9083001 REAR PAPER GUIDE UL9084001 SEPARATION PAD HOLDER ASSY LJ4622001 SEPARATION PAD SPRING 250 UL9091001 PAPER INDICATOR UL9092001 LOCK LEVER LJ4196001 PRESSURE ROLLER HOLDER A4 LJ4892001 PRESSURE ROLLER COLLAR 2 ASSY UL9095001 RELEASE LEVER EXTENSION SPRING LJ2061001 PAPER TRAY COVER UF8709001 TAPTITE TORX PAN B M3X8 LJ4272001 TRAY COVER FILM LJ4221001 SCRATCH SPONGE HOLDER ASSY LJ4200001 2 5 SPONG
68. Sleep Mode While the printer is in sleep mode all the LEDs are off and it is as if it was turned off but the printer can still receive data from the computer Receiving a print file or document automatically wakes up the printer to start printing Pressing the button also wakes up the printer NOTE e When the printer goes into sleep mode the fan will not stop until the printer engine has cooled down The fan running time varies depending on the sleep mode timeout because the fan running conditions are defined as follows 1 The fan runs for 10 minutes whenever printing finishes 2 The fan runs while the printer is in ready status 3 The fan runs for at least 5 minutes after the printer goes into sleep mode EX If the timeout is 5 minutes the fan will be running for 5 minutes after the printer goes into sleep mode Sleep mode allows the print engine to cool so the temperature of the room and how long the printer has been in sleep mode affects the warm up time This warm up time can take up to 45 seconds The Ready LED blinks to indicate that the printer is warming up e You can change the timeout for the sleep mode with the supplied printer driver all models or Hemote Printer Console program The time out setting is in the range of 1 to 15 minutes Refer to the Help section in the printer driver or RPC program for more information about the sleep mode setting 2 15 CHAPTER 2 INSTALLATION AND BASIC OPERATION 5 6 2 Tes
69. T 01 070 CSRMNX C48 VDD3 0 5 5 01 080 RMIORN 104 OGND VDD3 U4 BIT 38 N HM5118160AJ 7 amp vss O GND vss FN vss 17 __ gt _ 4 118 N 820 D 000 EETA Dua H 22 911 EEN 2 011 KEA A22 05 D 31 001 32M FLASH 04 DL31 001 g1 07A 22 011 EE 803 0 31 001 38 128 FOR DEBUG 39 129 HANDA MEN BUHIN MEN 91 07 AL22 011 lt 06 gt DL31 001 3en 16M ROM 16M FLASH FU 16 FLASH SH RAM UTOPIA SOD Q7E 098 9E lt 02 gt 1 1 91 110 83 01 01 1 110 04 01 01 81 110 05 01 01 01 110 06 01 01 01 110 CODE UK4361000 Eur 6e 13 X 8 S9 32M 16 16 FLASH LOW 8M OR 16M FLASH 01 080 RAIORN 01 070 WEN 01 0702 CSRMN2 01 070 CSRMN1 Tuz8ausolorrhoutla A 25 Appendix 17 PCB Circuit Diagram HL 1250 1270N 5 5 7 1 R37 185 amp 2 03F USBVCC DD5 9 S VDD3 PS DEBUG FIL deme A R38 Q1 86A DEBAG2 15 nagg sy 33e roz P2 4 DRSTN 2 RESET GNDo 2S 2 5F gt USBCTL l jos 8 82 86D
70. Users 1 Turn on your PC power Close all the applications running on your 2 Insert the supplied CD ROM into the CD ROM drive 3 The opening screen will appear automatically in Windows 95 98 NT4 0 NOTE e Ifthe opening screen does not appear Click Start and select Run Then type 5 the command line box and click OK If your CD ROM drive is not D type the correct drive letter instead of D In Windows 3 1 Click the File menu in the Program Manager screen and select Run Then type D START in the command line box and click OK If your CD ROM arive is not D type the correct drive letter instead of D e The setup screens shown below are based on the HL 1240 model They vary depending on the model 4 Select the model of your printer HL 1030 1540 L 1230 b Select the language you want then follow the instructions on the screen Fig 2 3 2 3 CHAPTER 2 INSTALLATION AND BASIC OPERATION 6 Click the Initial Setup button 7 You can view the Initial Setup operations in the video movie 8 Click the interface cable you are going to use Parallel or USB 9 If you click the NOW button you can install the printer driver immediately 10 After the printer driver has been installed the HL 1030 HL 1240 HL 1250 or HL 1270N window will appear Follow the on screen messages to complete the installation Saha S
71. Yes Replace the fixing unit heat roller scratched NOTE e lf you print the same pattern continuously the drum will be worn and black vertical streaks will appear on the paper e his problem may occur with noise due to the corona wire being dirty In that case clean the corona wire with the wire cleaner 6 29 CHAPTER 6 TROUBLESHOOTING 7 Black and blurred horizontal stripes User Check 1 The drum unit may be damaged Install a new drum unit 2 3 Check the paper used meets the recommended paper specifications Clean the printer interior and the corona wire in the drum unit ocratch on the Are the horizontal stripes at The photosensitive drum 94mm photosensitive drum drum was scratched intervals Replace the drum Toner stuck on Are the horizontal stripes at After printing several the developer 39mm developer roller pages the problem roller intervals will disappear If not replace the toner cartridge Scratch on the 3 Are the horizontal stripes at heat roller 79mm heat roller intervals Corona contact Are the charge electrodes failure between the printer body and the drum unit dirty High voltage Is the problem solved after Replace the high power supply replacing the high voltage voltage power supply PCB failure power supply PCB PCB Black vertical streaks in a gray background Translucent Is there any dirt on the scanner Clean the scanner stain on the window window
72. button to print the data remaining in the printer Reduce the complexity of the document For HL 1250 1270N only Expand the printer memory by adding a commercially available SIMM PRINT OVERRUN Press the panel button to print the data remaining in the printer Reduce the complexity of the document or reduce the print resolution For HL 1250 1270N only Expand the printer memory by adding a commercially available SIMM Set page protection to ON by using the supplied Windows driver or RPC program For HL 1250 1270N only Change the following settings in the supplied Windows driver and try again The best combination of settings below will vary depending on the document Graphics Mode True Type mode Use Printer TrueType Fonts RESOLUTION Reduce the complexity of the document before printing to ADAPTED prevent automatic reduction of the resolution For HL 1250 1270N only Expand the printer memory by reduced resolution adding a commercially available SIMM SERIAL INTERFACE Press the panel button to resume printing FRAMING ERROR HL 1250 only Check the communication parameter settings such as baud rate and stop bit on both the PC and printer are the same SERIAL INTERFACE Press the panel button to resume printing PARITY ERROR HL 1250 only Check the communication parameter settings such as bit length and parity on both the PC and printer are the same SERIAL INTERFACE Press the panel button to resum
73. by sheet and ejects the printed page into the output tray For the details on cassette loading refer to Subsection 3 2 2 Load Paper in this chapter and Subsection 3 5 in CHAPTER 1 Load Paper Manually You can feed envelopes labels and organizers as well as normal paper and transparencies into the manual feed slot For details on feedable paper see Subsection 3 5 Paper in CHAPTER 1 When using the manual feed slot follow the steps below 1 Select the manual feed mode in the printer driver and send the print data to the printer NOTE A NO PAPER message is shown in the status monitor until a sheet of paper is inserted into the manual feed slot 2 Set the width of the manual feed slot paper guides using both hands to the paper width to be used Fig 2 23 3 Insert the paper into the manual feed slot with both hands until the front edge of the paper touches the paper feed roller 4 Hold the paper in this position until the printer feeds the paper a short distance then let go of the paper Fig 2 24 Fig 2 24 5 After the printer ejects the printed page insert the next sheet of paper as in the previous step The printer will wait until you insert the next sheet of paper Repeat this as necessary for the number of pages you need to print NOTE It is recommended to remove printed pages immediately after printing if the output tray extension flap is not extended 4 3 4 3 1 CHAP
74. cartridge carefully If toner scatters on your hands clothes wipe or wash it off with cold water immediately Only unpack a toner cartridge immediately before you need to install it into the printer If a toner cartridge is left unpacked for a long period of time the toner life is shortened If an unpacked arum unit is subjected to excessive direct sunlight or room light the unit may be damaged Use a Brother genuine toner cartridge which is specially formulated to ensure top print quality Printing with a 3rd party toner or toner cartridge may reduce not only the printing quality but also the quality and life of the printer itself It may also cause serious damage to the performance and life of a genuine Brother drum unit Warranty cover is not applied to problems caused by the use of 3rd party toner or toner cartridges Make sure that the wire cleaner on the drum unit is returned to the home position mark position before re installing the drum unit into the printer or printed pages may have vertical stripes Hefer to Fig 5 5 Install the toner cartridge immediately after you remove the protective part Do not touch the development roller and photosensitive drum colored red as shown below 5 3 CHAPTER 5 PERIODIC MAINTENANCE 2 PERIODICAL REPLACEMENT PARTS Periodical replacement parts are the parts to be replaced periodically to maintain product quality These parts would affect the product quality greatly if they lo
75. errors on your computer screen Popular Printer Emulation Support for HL 1240 1250 1270N only These printers support the following printer emulation modes The HL 1240 supports HP LaserJet The HL 1250 supports HP LaserJet 6P PCL6 Epson FX 850 and IBM Proprinter XL The HL 1270N supports HP LaserJet 6P PCL6 PostScript amp Level 2 language emulation Brother BR Script Level 2 Epson FX 850 and IBM Proprinter XL When you use DOS application software or Windows version 3 0 or earlier you can use any of these emulations to operate the HL 1250 1270N printers The printers also support auto emulation switching between HP Brother BR Script 2 and Epson or HP BR Script 2 and IBM If you want to set the printer emulation you can do it using the Remote Printer Console Program High Resolution Control amp Advanced Photoscale Technology for HL 1250 1270N only High Resolution Control HRC technology provides clear and crisp printouts Use this function to get smooth text print quality Advanced Photoscale Technology APT enables the printer to print graphics in 256 grayscales producing nearly photographic quality Use this function when you want to print photographic images Environment Friendly Economy Printing Mode This feature will cut your printing cost by saving toner is useful for obtaining draft copies for proof reading You can select from two economy modes 25 toner saving and 5096 toner saving throu
76. feed delay Jam caused by the paper sensed as not being ejected from the paper eject sensor Jam caused by incorrect paper pick up Jam caused by the paper sensed as not being ejected from the paper eject sensor How to check the sensors 1 Turn off the printer power switch open the front cover and remove the drum unit 2 Turn on the printer while pressing the control panel button The Drum LED comes ON 3 Lightly press the panel button again 2 Alarm LED is ON Front registration sensor is turned ON 4 Press and release the panel button again 2 Drum LED is ON Paper eject sensor is turned ON For details on the sensors see Factorv inspection mode in Subsection 10 2 6 11 The front registration sensor or paper eject sensor is turned on The front registration sensor is not returning properly and is not turning off The front registration sensor was turned off early Malfunction of actuator or hardware noise Paper was not fed in at the proper timing due to paper dust or wear of the rubber pick up roller The paper eject sensor is not working properly and has not turned off single printing The surface of the separation pad or the pick up roller is dirty or worn Out The paper eject sensor or front registration sensor is not working properly and has not turned off continuous printing Remove the paper inside the printer If there is no paper check the suspect sens
77. high printing quality and performance of the printer This service manual covers the HL 1030 1240 1250 1270N printers This manual consists of the following chapters CHAPTER 1 GENERAL Features specifications etc CHAPTER 2 INSTALLATION AND BASIC OPERATION Installation conditions Installation procedures basic operation of the printer etc 3 THEORY OF OPERATION Basic operation of the mechanical system the electrical system and the electrical circuits and their timing information CHAPTER 4 DISASSEMBLY AND RE ASSEMBLY Procedures for disassembling and re assembling the mechanical system CHAPTER 5 MAINTENANCE Periodical replacements parts consumable parts etc CHAPTER6 TROUBLESHOOTING Reference values and adjustments troubleshooting image defects troubleshooting malfunctions etc APPENDICES Serial No descriptions Drum life amp page counter Diameter circumference of rollers Connection diagrams PCB circuit diagrams etc Information in this manual is subject to change due to improvement or redesign of the product All relevant information in such cases will be supplied in service information bulletins Technical Information A thorough understanding of this printer based on information in this service manual and service information bulletins is required for maintaining its print quality performance and for improving the practical ability to find the cause of problems TABLE OF CONTENTS
78. in NV RAM is printed Example 000000E0DODODODOD Value in units of 1 000 00 00 OE OD OD OD OD OD Refer to the list below 77 A NN 60 000 600 x0 14 13 13 13 13 13 79 e Value in units of 1 000 Page counter indicated by units of 1 000 pages gt 0 99 pages 0 600 699 pages 100 199 pages 1 7 00 799 pages 200 299 pages 2 800 899 pages 300 399 pages 3 900 999 pages 400 499 pages 4 1 000 1 999 pages 500 599 pages 5 2 000 2 999 pages gt N O A 8 How to Read the Maintenance Information APPENDIX The maintenance information such as the frequency of consumable parts replacement or paper jam can be found from the 17 digit number shown in the lower line on the right below the drum unit life bar NOTE The 17 digit number is also shown in the Printer Information dialog box which is one of the self diagnostics tools For details refer to Section 3 Printer Information in APPENDIX 5 To obtain the maintenance information you need to obtain and load the Maintenance Information utility which supplied on Service Databank by following the steps below 1 Download the Maintenance Information utility from the Printer Utility DB in Service Databank Open the utility then select Decode the 4 byte data in the menu Enter the 8 digit number as shown on the right from the 17 digit number Click the OK button The dialog box shown at the right will appear and
79. lt 2 120 000 1716 1608 e4 SLEEPON 3 Lee 000 1 164 1688 BV COVER TONER LED Ll 000 17160 1608 5v 16 000 1 16 1688 1 00 5 12 008 1 16 1608 R18 223 voles 1 164 1608 2 SENSSEL 061 as 6 121 000 1 16W 1608 eS Ge Y OU ADS MILI 161 127 000 1 16W 1608 3 OPPSENS gt 3 000 1 16H 16883 R12 191 OPPSENS gap li FIS ANAL avo 128 ener 000 1716416082 4 gy 28 123 000 1 16 16 8 2125 JM R27 e F 45VO Di F 01 P D O 5V l 56 267 DTD123YK L9 000 1 164 1608 P 1 REGIST 038 101 MECSENSI 04 8 240 18 800 17160 1608 22 24V 5 1 3 r SOL1 ATAMA DASHI ST BIN 2 Resist SENSOR CASSETTE SENSOR l ber Op D2 2 4 155255 1 1 164 1608 D ie R 181 5 R28 92 ig ped 1 16H 11608 2 END eid 56 267 1 3 ka yar ANUAL 040 000 3216 R49 A101 prcsensz 81 2SD1781K ZD1 Em TESASHI 1ST BIN 2 85 5 6 15MM 155355 16 SUB FAN MANUAL SENSOR PIPER SENSOR 702 NT 9 2 9 BZX85 C5V6 15MM 2S OND R57 R38 P14 PANEL 121 1 8W 3216 R58 121 1 8W 3216 R39 116 000 1 16W 1608 cy WHITE n 121 1 84 3216 0003 3216 060 LED1 L13 1 164 1608 52 M I bc aom L14 000 1 16H 1608 4 Len 3 BV 6D LED3 15 emm
80. pages if this problem occurs Drum unit failure 2 Is the problem solved after Yes Replace the drum unit replacing the drum unit High voltage Is the problem solved after Replace the high voltage power power supply replacing the high voltage supply PCB PCB failure power supply PCB 6 39 CHAPTER 6 TROUBLESHOOTING A User Check 1 Check the paper used meets the recommended paper specifications A rough surfaced paper may cause the problem 2 The toner cartridge may be damaged Install a new toner cartridge 3 The drum unit may be damaged or may be nearly at the end of life Install a new drum unit 6 40 6 TROUBLESHOOTING 7 3 Location of Grounding Contacts 7 3 4 Drum unit Drum Unit J 2 Wire cleaner Grid AR ri 227 4 Development roller 1 D Photosensitive drum 6 Transfer roller Fig 6 10 7 3 2 Printer body amp Paper cassette D Photosensitive drum as 9 Charge a 4 Development roller Ja ES 6 Transfer roller 7 Ground Paper Cassette Fig 6 11 6 41 CHAPTER 6 TROUBLESHOOTING 8 INCORRECT PRINTOUT When the data is not printed correctly as it is seen on the PC screen follow the procedures below in the event of a specific error P 1 The printer prints unexpectealy or it prints garbage a4 User Check Check if the printer cable is not too long It is recommended to use a parallel cable of less than 2 meters 6 6 feet i
81. rescan the Netware queue e Delete and recreate the print server and create a new print queue in order to eliminate the possibility of setup errors 1 If you changed the login password you must change the password in both the Brother print server using the SET NETWARE PASSWORD command if you are using the BRConfig software or by using web browser or the BRAdmin32 utility and in the file server using the PCONSOLE Print Server Information Change Password command 2 If you created the print queue using PCONSOLE and instead of BRAdmin32 make sure that you have enabled at least one NetWare file server using the SET NETWARE SERVER servername ENABLED command 3 Have you exceeded your NetWare user limit 4 Make sure that the print server name you used in PCONSOLE exactly matches the name that is configured in the print server and make sure it is defined as a Queue Server for the print queue 5 If you are running both 802 3 and Ethernet frames on different file servers on your network there is a possibility that the print server may not make a connection to the desired file server Try forcing the frame type to the desired one using the SET NETWARE FRAME command from the print server remote console or using BRAdmin32 6 If you are using DOS CAPTURE statement and losing portions of your print job try setting the TIMEOUT parameter in your CAPTURE statement to a higher value at least 50 seconds for Windows AppleTalk Trou
82. right side receives it when the toner is low They also detect whether or not the drum unit is installed The toner cartridge is installed in the drum unit N Toner sensor light reception e NI M M o Toner sensor light emission Fig 3 33 Drum Unit Photosensitive drum Generates the latent electrostatic image and develops the image on the drum surface Primary charger Forms a uniform charge on the drum surface 1 Corona wire Generates the ion charge on the drum 2 Grid Spreads the ion charge evenly over the drum surface Transfer roller Transfers the toner image to the paper from the drum surface Cleaner Removes the paper dust or dirt on the surface of the photosensitive drum Toner Cartridge Develops the electrostatic latent image on the photosensitive drum with toner and forms the visible image CHAPTERS THEORY OF OPERATION 2 6 Print Process 2 6 1 Charging The drum is charged to approximately 870V by an ion charge which is generated by the primary charger The charge is generated by ionization of the corona wire which has a DC bias from the high voltage power supply applied to it The flow of the ion charge is controlled by the grid to ensure it is distributed evenly on the drum surface The aluminum drum sleeve in the photosensitive drum is grounded Aluminum drum sleeve Photosensitive Organic Photoconductor layer Drum Voltage Regulator Corona wire Fig 3 34
83. the voltage between pins 1 Check if 24 DC is supplied input 24 and 2 GND of between pins 2 24 DC and connector P12 on the engine 3 24 RET of connector P5 PCB 24V DC on the engine PCB If not check the power supply output on the low voltage power supply PCB Replace the laser unit Poor thermistor 1 Is the contact of connector P6 N Heconnect the connector harness contact on the engine PCB good Blown thermal 2 Remove the fixing unit and Ye Replace the fixing unit fuse measure the resistance between the input connectors Is it open circuit Yes Replace the fixing unit failure properly 3 4 Replace the halogen heater lamp Remove the fixing unit and Ye measure the resistance of the halogen heater lamp Is it open circuit Heater harness 5 Is the heater harness Reconnect the connectors connection connector connected to the securely failure low voltage power supply PCB and fixing unit secure NOTE e his problem will be cleared if leaving the printer power ON for ten minutes e heater is cooled down sufficiently this problem may be cleared by turning on the printer power switch while pressing the panel button Be warned however that this operation will melt the fixing unit if the heater is hot Halogen heater lamp failure Thermistor Is the thermistor installed d N Heinstall the thermistor properly 6 2
84. 0 LE SP PAPER EJECT ACTUATOR EJECT ACTUATOR SPRING IDLE GEAR 13 TAPTITE CUP S M3X8 2 SHOULDER SCREW MODEL HL 1030 1240 1250 1270 1270N 84U Z04 Z01 Z02 Z05 Z03 050 051 NO PR99179 PR99186 PR2000029 PR2000057 PR2000157 4 FIXING UNIT MODEL HL 1030 1240 1250 1270 1270N 840 204 201 202 205 203 045 047 NO PR2000029 PR2000057 l 1 PAPER CASSETTE LGL LE1162001 1 PAPER TRAY ASSY SP LJ4537001 PRESSURE PLATE ASSY LGL UL9077001 PRESSURE PLATE SPRING UL9078001 SIDE GUIDE L UL9079001 SIDE GUIDE R U73515001 TAPTITE CUP B M2 6X5 UL9080001 SIDE GUIDE RACK UL9081001 SIDE GUIDE GEAR UL9082001 FRICTION SPRING 087310815 TAPTITE CUP B M3X8 UL9083001 REAR PAPER GUIDE UL9084001 SEPARATION PAD HOLDER ASSY UL9090001 SEPARATION PAD SPRING UL9091001 PAPER INDICATOR UL9092001 LOCK LEVER LJ4534001 PRESSURE ROLLER HOLDER LGL LJ4892001 PRESSURE ROLLER COLLAR 2 ASSY UL9095001 RELEASE LEVER EXTENSION SPRING LJ2061001 PAPER COVER UF8709001 TAPTITE TORX PAN B M3X8 LJ4272001 TRAY COVER FILM LJ4221001 SCRATCH SPONGE HOLDER ASSY LJ4200001 SCRATCH SPONGE SPRING LJ4865001 LABEL 1240 iO DO MODEL HL 1030 1240 1250 1270 1270N 840 204 201 202 205 203 045 NO PR2000066 PR2000127 E 2 PAPER CASSETTE
85. 000 1 16 1608 ____35 cp il 112 000 1 16 1608 2 6 LED4 IE BB 19 LEDS 67 gt SLEEPON MFCSENS2 Lil 000 1 16 1608 ars 10171746 LEAD taWa 24 E 203 R10 103 8 BZX85 C3V9 15MM 8512059 4 SOD 040 09 R4 R11 R1 204 32 000 QUE 2 85 2 9 15MM 8 noe OOOOOOO a a L R78 103 CODE UK4444000 B512059CIR Appendix 19 Network Board Circuit Diagram HL 1270N DL _______2 _______ _____ 3 __________4 __ 6 6 _ 5 ____ _____ mm 5 P1 PCI 5 8 lum 24 von 48 av 8 gv 24 L 97 VDD ie JVDD ES 65 vppB 2 GHETTU 208 i 124 209 A 135 208 av VDDB s PE N 29 E 45 i 53 pes 103 gv evo i 155 ev 12 94 BLM11P302S mand ADO 54008 AD1 001 AD X S2 ADge AD3 2 _ AD4 49 004 ADS 47 jangs ADS 6 anos AD7 44 AD27 ADS 41 japge ADS X 10 009 AD10 AD10 11 37 AD12 6 12 AD13X 34 AD13 AD14 33 4014 AD15 AD15 AD16 AD16 AD17 2 AD17 AD18 X 12 Janis AD19 AD19 AD20 AD20 AD21 6 anzi AD22 4 AD23 X AD24 159 AD25 58 AD26 AD27 AD28 7 53 AD29 45 AD38 Kc AD31X 48 73 ds CBEB X 527 3g 15 Gg pm R20 Pere BLM11B601S PCIGNT es 150 IDSEL gt
86. 1 6 TROUBLESHOOTING PR99210 M 10 ROM error D RAM error NV RAM error Main PCB 1 Is it possible to print the test the main PCB page with the method of Subsection 10 1 Test Print Mode in this chapter ooftware bug 2 Does this problem appear Inform the Brother office of the when printing specific data or used specific data printer printing under a specific condition and system environment environment M 1 1 Service A Address error Service B BUS error CPU runtime error Main PCB 1 Is it possible to print the test 1 page with the method of Subsection 10 1 Test Print in this chapter ooftware bug 2 Does this problem appear Inform the Brother office of the when printing specific data or used specific data printer printing under a specific condition and system environment environment NO Fixing unit Is the ground wire on the fixing Secure the ground wire ground wire unit secured with the shoulder correctly with the shoulder connection screw correctly screw Harness Is the connection between Reconnect the connectors connection connector P6 on the main securelv failure and connector P3 on the engine PCB secure Engine PCB 3 Is the problem solved by Yes Replace the engine PCB replacing the engine PCB Main PCB 4 Is the problem solved by Yes Replace the main PCB replacing the main PCB M 13 PCI BUS error HL 1270N onl
87. 1 12 Nc 15 Nc 16 Nc 32 401 17 33 D88 AUG 24 N U 208 26 AUS 27 01 06 WEN 01 07 2 RAIORN 01 07 21 011 1 1A 0 15 001 Fig 3 13 3 12 CHAPTERS THEORY OF OPERATION HL 1250 1270N Two 16M bit DRAMs x 16 bits are used as the RAM 01 080 01 070 WEN 4M C44 C41 C39 104 104 104 O VDD3 U1 HM5118169AJ 7 vcc vss 22 O GND 37 vcc vss 01 07 CASNA1 1 7E CASNAQ 01 070 RASNA 2 13 N 7 104 8 105 9 106 10 107 33 108 24 109 40 114 S O VDD3 U4 st st HM5118169AJ 7 S 22 MS 22 01 7 gt 01 07 gt d 01 071 Bl B7A 22 01 lt 06 gt 31 001 Fig 3 14 3 13 CHAPTERS THEORY OF OPERATION 1 3 5 Optional RAM HL 1250 1270N A 32bit 72 pin SIMM can be fitted as optional RAM The main PCB has one slot and the capacity of SIMM can be from 1 Mbyte to 32 Mbytes TO 64M 2 a 13 i 149 2 MAS 155 MAG 15527 07 Hc X 8 MAS 18 OVDDS MADS 28 e 10 815 6 MA11 12522 12 ERA 1r 38 DATAZQ 26 RAIS DATAGI 243 31 ig 2 227 DATA13 41 15 205 DATAQS F 38 DATAQ4 1021 17 RA2 5 DATAQA 31 16 Ar DATA11 41 15 DATAQT 5 7 10
88. 1 1 1 1 1 1 1 1 2 2 3 4 MODEL HL 1030 1240 1250 1270 1270N 840 204 201 202 205 203 930 NO PR99165 PR99179 PR99206 PR99211 PR2000005 14 NETWORK NO CODE DESCRIPTION SYMBOL REMARK LJ8083001 1 BRNET PCB UNIT SP B512058 100A 087320616 2 TAPTITE CUP M3X6 MODEL HL 1270N 840 203 150 NO PR99165 19 13 PACKING MATERIALS MODEL HL 1030 1240 1250 1270N 840 2704 201 202 203 930 14 NETWORK BOARD MODEL HL 1270N 84U Z03 150 NO PR99165 20 15 ADJUSTING TOOL 0011 TOOL TOOL 402 SCREW DRIVER PRT 001f MOLYKOTE PG 662 MODEL HL 1030 1240 1250 1270N 840 204 201 202 203 NO PR99165 21
89. 16 5V9 sV E 55 dd 1 16H 1608 ni cm 8 ggg 3 1 L 000 1 16H 1608 85 b LI 1 3 2 15_ 000 1 16W1608 9 P1 TONER RS 55 oe T mra i ED 9 3 i ep 8 8 me 2 RE H q P9 INNER DC sv o sv 103 o 5V o 5V CHARGE 6A HEATONN 8 1 e 828 25 SPEEDCH 021 35 g NN 21 SLEEPON 1H 49 SAVRET WHITE rd 2 RES 82 DCSTART OPSOL1 X 3F p a ov H 4 SENSSEL 3F 911 S 8L 2 8 o 06G MFCSENS2 221 LED1 106 808 1 84 3216 THML ovo 2 COVER 331 LED2 10 5 P2 gt 5 AAA 3F OPPSENS 331 LED3 106 1B gt 2 38 mm _ 8 111825250 ds TRANSCH2 NC 4 a 83C MANUAL 2211 4 cx 100 2C DEVPHM 25 TRANSCH1 NC L31 BLM11B252SD eee L32 BLM11B252SD L33 BLM11B252SD B gt E S 124 BLM11B252SD 6 K 8 135 1 1825250 7 653 103 183 DEVCH 6C 913 24VRET 5 DTC114YUA 9 24v MFCSENSI 137 000 18 DEV2 ws 2 O P15 HVPS OPTION 5 0 RS 103 139 000 RED 140 000 1 BLUE sayed m 182 1 44 10MM LEAD
90. 16 8 CONNECTION DIAGRAM FIL 1030 1 17 9 CONNECTION DIAGRAM FIL 12 UMS 18 10 CONNECTION DIAGRAM 1270 19 11 PCB CIRCUIT DIAGRAM HL 1030 1240 1 2 A 20 12 MAIN PCB CIRCUIT DIAGRAM HL 1030 1240 2 2 A 21 13 MAIN PCB CIRCUIT DIAGRAM HL 1250 1270N 1 5 A 22 14 MAIN PCB CIRCUIT DIAGRAM HL 1250 1270N 2 5 suse 23 15 MAIN PCB CIRCUIT DIAGRAM HL 1250 1270N 3 5 A 24 16 MAIN PCB CIRCUIT DIAGRAM HL 1250 1270N 4 5 A 25 17 MAIN PCB CIRCUIT DIAGRAM HL 1250 1270N 5 5 A 26 18A ENGINE PCB CIRCUIT DIAGRAM OLD beati i Br bb A 27 188 ENGINE PCB CIRCUIT DIAGRAM n A 28 19 NETWORK BOARD CIRCUIT DIAGRAM 29 20 LOW VOLTAGE POWER SUPPLY PCB CIRCUIT DIAGRAM 110 120V A 30 21 LOW VOLTAGE POWER SUPPLY PCB CIRCUIT DIAGRAM 220 240V A 31 22A HIGH VOLTAGE POWER SUPPLY PCB CIRCUIT DIAGRAM OLD A 32 22B HIGH VOLTAGE POWER SUPPLY PCB CIRCUIT DIAGRAM NEW 33 23 DIFFERENCES BETWEEN OLD amp NEW VERSIONS HVPS amp ENGINE PCB A 34 INDEX Vi REGULATION
91. 2 The old versions of the engine PCB ENGINE PCB ASSY A 1240 LJ4178001 amp ENGINE PCB ASSY A 1250 LJ4222001 should be used for HL 1240 1250 whose serial No is before the number above and the numbers in the range of J9J212235 J9J217459 amp J9J219423 J9J219997 3 The old and new versions of the engine PCB are incompatible with each other MODEL HL 1030 1240 1250 1270 1270N 84U Z04 Z01 Z02 Z05 Z03 151 NO PR99165 PR99197 PR99202 PR99213 PR2000016 PR2000121 9 LOW VOLTAGE POWER SUPPLY PCB REF NO CODE DESCRIPTION SYMBOL REMARK LE1539001 1ILOW VOLTAGE PS ASSY 115V SP LJ4175001 1 LOW VOLTAGE PS ASSY 230V SP UK4426001 1 INLET UNIT 115V UK4430001 1 INLET UNIT 230V 085320816 1 BIND S M3X8 087320616 1 TAPTITE CUP S M3X6 LJ4756001 1 INLET FILM LJ8330001 1 PROTECTION TUBE MODEL HL 1030 1240 1250 1270 1270N 84U Z04 Z01 Z02 Z05 Z03 200 201 NO PR99188 PR99189 PR2000113 ads 8 ENGINE PCB MODEL HL 1030 1240 1250 1270N 840 204 201 202 203 151 9 LOW VOLTAGE POWER SUPPLY PCB MODEL HL 1030 1240 1250 1270N 840 204 201 202 203 200 201 NO PR99188 PR2000113 10 HIGH VOLTAGE POWER SUPPLY PCB LJ4176001 1 HIGH VOLTAGE PS ASSY A SP LJ8156001 1 HIGH VOLTAGE PS ASSY B SP 085411215 4 SCREW BIND B TITE 4 12 CAUTION 1 The new version of the high voltage power supply PCB HIGH VOLTAGE PS ASSY B LJ8156001 shou
92. 2 12 b FANELOPERA MOM csset FREE QI UN UE 2 13 5 1 Ready Paper LED IndicatiOliS bii 2 13 5 2 Data Toner LED Indications lessen nennen nennen 2 14 Da EE 2 14 54 Alarm LED INGICATIONS RETRO T 2 14 55 Control Panel Button Operant niei chen ai B 2 15 5 6 Other Control Features oie ka oni sa tenera p da 2 15 SEES MOE 2 15 5 6 2 Test print 2 16 6 NETWORK BOARD OPERATION FOR HL 1270N ONLY 2 17 Preparing the BR Net Boal eE eic meat apnea 2 17 6 1 1 Connect the Ethernet 2 17 6 1 2 Install the BRAdmin32 configuration utility for Windows 95 98 NT 4 0 users only 2 17 6 1 3 Print configuration nnne nnne nn nnns nne nns 2 18 0e Unis 2 18 oS EN BAN Ci 2 18 6 2 2 Factory default SeltllQ utero einen i see utor kwalita 2 18 CHAPTER THEORY OF 3 1 ELES 3 1 1 1 General Block 3 1 1 2 Main PCB Block Diagram 3 4 120
93. 3 1 3 11 Windows 95 98 Windows NT 4 0 driver supporting Brother Native Compression mode Windows 3 1 3 11 Windows 95 98 driver supporting bi directional capacity PS Driver PPD file driver for Windows 95 98 and Windows 4 0 driver for HL 1270N only Others e iMac Power Macintosh with USB printer driver for HL 1240 1250 1270N only Optional Macintosh driver available for System 6 0 7 or higher for HL 1250 only e Bi directional parallel e Universal Serial Bus USB for HL 1240 1250 1270N only e Optional RS 422A RS 232C serial RS 100M available for HL 1250 only e 10 100 BaseTX Ethernet network interface for HL 1270N only HL 1030 1240 2 0 Mbytes No memory expansion is possible on these models HL 1250 1270N 4 0 Mbytes Expandable up to 36 Mbytes by installing an industry standard SIMM 1 button and 4 LEDs Self diagnostic program The SIMM must have the following specifications Type Access time Capacity Height Output 72 pin Both EDO RAM and Fast page mode DRAM can be used 60 nsec 80 nsec 1 2 4 8 16 32 Mbyte Although the 64 Mbyte SIMM can be installed only 32 Mbyte is effective 35 0 mm 1 38 inches or less 32 bit or 36 bit independent of parity 1 6 3 3 1 Electrical and Mechanical Power source Power consumption Noise Temperature Humidity Dimensions W x D x H Weight NOTE U S A
94. 3x8 screws from the I F plate to release the main PCB 2 Lift the insulation sheet and remove the main PCB ASSY 3 Disconnect the three connectors for the low voltage power supply engine PCB and LD Main PCB Insulation sheet LD connector Engine PCB connector Low voltage power supply connector Screw M3x8 plate Fig 4 51 3 13 Lower Tray Relay PCB ASSY for HL 1250 1270N only 1 Remove the M3x6 Taptite screw and remove the lower tray relay PCB ASSY Main frame Taptite cup M3x6 L Lower trav relav WA PCB ASSY l AN Lower trav relav PCB ASSV Fig 4 52 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY 3 14 Low Voltage Power Supply PCB ASSY 1 Remove the M3x8 Taptite screw to remove the insulation sheet 2 Slightly lift up the low voltage power supply PCB ASSY from the frame and disconnect the engine PCB connector Then lift the power supply PCB ASSY further and disconnect the halogen heater lamp connector 3 Remove the M3 5x6 screw to disconnect the ground wire from the base plate Taptite bind Insulation sheet Low voltage power mn supply PCB ASSY pepe x gt gt _ Low voltage power AC inlet holder 2 supply PCB ASSY NE e M Ati a 2 e p Step 2 Ground wire Screw M3 5x6 Y Halogen heater lamp connector Base plate Engine PCB connector AY B
95. 4 1 6 CPU Runtime Error 6 5 6 22 sz 6 12 c 6 13 D NN RT 6 25 Diaz 2 14 demo 6 52 development roller 3 21 3 27 diameter GI SIONS i 1 7 dirt on the back of 6 28 disassembly flow 4 2 double feeding 6 12 downward fogging of solid black 6 38 DRAM rinnan 3 12 D RAM 6 5 6 7 6 22 drive 4 16 drum 5 6 2 14 SEAE o 4 3 CISA la MET 5 5 6 35 ground contact 6 41 1 5 5 1 7 economy mode 1 2 EEPROM aid 3 16 effective printing area 1 11 eject pinch rollers 4 26 eject sensor lever 3 21 3 24 INDEX INDEX electrical terminal CISA MIT 5 6 1 2 1 6 engine 3 17 Engine Interface Error 6 5 6 7 6 22 engine PCB
96. 4 _ DATA11 5 02 82 J 2 DATA13 8 gt is CASNA2 04 DATA14 8 CASNA3 805 O GND 31 24 21 19 1716 8 4 A 390 R81 330 H M PCICLK 93 855 FOR U16 pes O VDDS C56 13 021 03 886 DATA19 104 DATA18 GND F RAL ene 1 1 13 MALL Bp Y 1 HAUS Busse BI CASNE3 71 03 081 GNDO 07 07 CASNAL 87E CASNAZ 7 gt ENDO d 14 DATA2ZG X 870 gt RASNA4 RASNA 23 085 5 2 18 m DATAE Ok 070 RASNAS RASNS 3 8E G2 6G IVDON ZVDON 05 0512 A23 4 9 IS 7 IBUSDR 6 ia ZBUSDR 89B 070 WEN 7 1 1 VEG RWEN 03 0 lt 11 gt 0231 1001 080 DBIORN 8 R18 S88 L ppmpN sgg DBIOWN 9 R17 680 nBWRN sgg CPU BUFFER UTOPIA 01 06 2 04 010 04 01 04 096 05 01 gt 02 4 10 SOD 020 04 180 04 02 84 10 gt SOD 020 04 10 gt lt 06 gt 04 01 B4 02B 07 03 08 05 03 05 068 08 05 04 05 26 89 05 04 05 064 18 10 04 010 04 016 04 052 04 07 04 080 4 1D Q1E 11O 12 10 04 010 04 016 04 052 04 07 04 090 lt 13 gt 04 10 O4 10F 514 04 01 04 028 04 048 04 078 15 004 910 04 028 04 0
97. 48 04 078 lt 16 gt 06 04 094 CODE UK4361000 ti ___ 2 3 74 65 2 1 8 A 22 Appendix 14 Main PCB Circuit Diagram HL 1250 1270N 2 5 153 Regg C96 D R185 183 2199 103 R19 23 F CHECKER 5 1 Pulbbp REVIN1 UNUSED 150 05 06 REVIO2 REVIN THERM GNI 5 9 DCI8 11 REVIN3 CHECK m Tm R184 193 Q5 4F XININ ATA 03 24 XSENN 000 05 108 REVIN2 ius TP81498A 4 152 444844444444 VDD5 n H 015 B SCLK 22 722894 2 r MBS7L 1129 158 E C67 R44 221 vi R212 680 E 5B RESETN 9 154 GNI _ T 061 246 R53 155 c95 XXXI 3 05 068 INTRN 2 Ni m 00 INTREVNO 95 GN 01 JINTREVNI csrsvno 8S XSENN 1 SCL REVINe SDA REVIO2 HSCLK 241 R45 101 10121 DBRSTN 05 01 PRESETN 23O RETA 101 REVIN3 95 285 Re 21 REVIOS 05 8 R28 81 REVIOG 05 08 CSRSVNO XIO CSRSVN1 DEBUG CSRSVN2 FC Dz1 2 Rig 680160619 CSRVN2 05 04 RVN1 05 068 x CSRVNI 05 068 R183 f 1 DEBUG Widcoap 005 vrais 180154
98. 48 RAI 21 17 DATAS 3 B DATA10 35 515 41 15 1 1 2115 DATAQBI il dg RA16 12 ely Dog DATA 14 21 17 DATA13 20022 DATA14 25 DATA15 27 53 RA3 DATA16 49 pg DATA17 Sl 6 DATA24 3l 16 DATA18 m DATA 16 41 15 DATA19 SS 11 27 1F 5S 4g RA32 DATA20 DATA19 21 17 DATA21 Sie 26 3l 16 DATA22 DATA18 41 15 DATA23 ie DATA21 48 RA33 24 X D24 2 2 17 DATA2S 5226 DATA26 54 Doe DATA27 56 127 RA38 DATA28 58 DATA29 62 29 01 046 CASN 3 0 DATA3 41 15 DATA31 54 Di 40 CAS B 425 429 CAS3 01 0462 RASN4 01 046 RASNS 01 08 RWEN 01 08 1 21 CO OD BY ZZZZUUVUZZZZJ UUuuutcoOuoguuguoooovc lt 01 12 2 31 001 Fig 3 15 3 14 CHAPTERS THEORY OF OPERATION 1 3 6 Optional serial I O The interrupt of the serial I O is input to the EXINT terminal of the ASIC and is recognized by the CPU 32 byte register is provided for this I O which is read from and written to by the CPU U18 74F245 L VDD5 VDDS O 20 C34 P13 XIO L 184 L 04D DRSTN 175 RESET GNDO 10 O GND 0 060 CSRVNO OPCS 1 8 135 02 06B DBRSTN 18 680 __
99. 5 PO i m m 3 25 2 5 Toner 3 25 Eo TULIT TOO 3 26 22051 CANO E 3 26 2 02 EPO We 3 26 3 27 ZA A 3 28 00 SUAS ET 3 28 CHAPTER 4 DISASSEMBLY AND RE ASSEMBLY 4 1 la lg ol ust i m _ __ _ __ 4 1 A 5 FLO A ea a 4 2 PROCEDURE qaia a Kv nam a EXE DU I ad REA 4 3 B 1 AO 4 3 4 3 O20 Paper 4 4 3 4 Network Board for HL 1270N 4 10 0 WON OV RETTULIT 4 11 TOD O a 4 12 TET a 4 13 L l 2o 0590025099999 9000900200790009900 50020029090 900090 00000009 000090 90000000009090900 99000090 8000800701 4 15 4 16 9 10 FIXINQ m 4 18 ASC _____ ___ 4 27 Malm POGBA mm 4 29 3 13 Lower Tray Relay PCB ASSY HL 1250 1270N 4 29 3 14 Low voltage Power Supply 55 4 30 3 15 Engine PCB ASSY High voltage Power Supply PCB 55 4 31 3 16 Panel ASSY 4 33 DA
100. 5 dots 1 370 dots 675 dots 1 270 dots 75 dots Orgarizer 95 25 mm 171 45 mm 86 78 mm 162 98 mm K size 9 79 6 75 3 42 6 42 1 125 dots 2 025 dots 975 dots 1 925 dots genii T 7 mm 215 9 mm 131 23 mm 207 43 mm L size 55 8 5 5 17 8 17 1 650 dots 2 550 dots 1 500 dots 2 450 dots T 78 241 3 mm 92 11 mm 232 8 mm 10 4 125 0 5 3 63 9 16 1 237 dots 2 850 dots 1 087 dots 2 750 dots E 43 mm 190 5 mm 85 7 mm 182 0 mm MONARCH 3 875 7 5 3 37 7 16 1 162 dots 2 250 dots 1 012 dots 2 150 dots Tm mm 229 mm 150 0 mm 220 5 mm 6 01 mm 6 38 9 01 5 9 8 68 0 24 1 913 dots 2 704 dots 1 771 dots 2 604 dots 71 dots T mm 220 mm 98 0 mm 211 5 mm T AN 4 33 8 60 3 80 8 33 1 299 dots 2 598 dots 1 157 dots 2 498 dots NOTE e he paper sizes indicated here should conform to the nominal dimensions specified by JIS A4 paper must accommodate 80 characters printed in pica pitch 203 2 e he dot size is based on 300 dpi resolution e Organizer is not supported by any printer emulations commands CHAPTER 2 INSTALLATION AND BASIC OPERATION CHAPTER2 INSTALLATION AND BASIC OPERATION 1 1 1 1 2 1 3 CONDITIONS REQUIRED FOR INSTALLATION Power Supply The source voltage must stay within 10 of the rated voltage shown on the rating plate The powe
101. 53 Paper cassette Back side Lock lever catches Side guide L Side guide rack Fig 4 8 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY 10 Turn the cassette the correct way up and slide the two paper guides to the center of the cassette 11 Remove the side guides Left and Right from the paper cassette Side guide L Side guide R Paper cassette Fig 4 9 12 Unhook the two catches A of the pressure plate while pulling the plastic frame outwards then unhook the other two catches B of the plate while pulling the plastic frame outwards to remove the pressure plate ASSY 13 Unhook the pressure plate spring from the plastic hook to remove the two pressure plate springs Step 12 Pressure plate ASSY Paper cassette hook Step 13 Pressure plate spring Fig 4 10 4 7 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY NOTE When re assembling the pressure plate ASSY ensure that the paper indicator arm is under the pressure plate 6 When unhooking the catches to remove the pressure plate do not bend the pressure plate gently ease the plastic cover If the pressure plate is deformed paper feeding problems may OCCUT 14 Remove the release lever extension spring 15 Unhook the two catches and rotate the lock lever to remove it downwards from the cassette Paper cassette Release lever extension spring gt QE Ai Lock lever NOTE When
102. 7 o 47 gy EE 3 428 L4 3 G1 eu 9 9 0 6 DC8 4 01 101 0 349 50 5 EEE 080008806 38 F TN lt 02 091 101 DEBUG L5 MZ Nd 2 090 STBN 59 4 02 890 L6 MZ leap 5V 4 3 2 9 48 INITN 4 02 091 82 090 SELINN 4 46 INN 02 090 4TPO13 2 290 21 ugusv ZBUSY 82 88D C79 104 5y0 pv otav 163 gt 22 09 gt USBVCC P2161 8 2 USBCTL 7 PSENS x 3 C RXDI ed 078 USBDP 12 5V0 Fen PAN NS x 3 XDIN 12 07B USBDN l 11 P 3 21 7 T TC7S32F 2 C66 Riog loi G L J 5 101 use cock eur mi 8 48 MHZ S eo 2 55 Ogy sa TS Sy DTC114YU ENGINE BV 7 728118 181 DEBUG 7 P4 css TAL 12_ 1 07E DRXD _ ____ 12 mmeg 2 a 8F PSENS 115 000OHM 3 ELKON a PT CT 14 0000 45 TP2160 040 ERXD Lil OPEN 5 PRESS 10F ZBD 8 8a IZ EE 8 RESET x 1062 ZBRESI 18 BRESIST x 12 RXDIN 10C ERXD 77 SCANCLK sag ii 104 T 104
103. 8 9 1 11 12 1 14 15 16 17 18 19 4 TP 214 4 215 4 TP 213 4TP92 12 4 211 4 210 4 TP 29 1 TPB28 4 27 4 TP 26 TP 25 4 TP 24 TP 23 TP 22 4 220 47 02 19 4 216 4 21 A204 TPB217 4 218 224 221 Two 32 Mbits ROMs x 16 bit are fitted VDD3O Age 04 AUS 4 LOW KM23C 16000G 12 vine 12 vec S C42 QoE OE vss 104 33 loue vss 321 OGND 11 001 5 100 n 19 062 06 7 03 24 104 26 105 D4 g 106 20 107 j Al 4 28 N 09 18 103 12 4 010 28 010 N A14 38 25 NN Vis sr 27 23 N 04 pis 31 285 A18 34 7 1 R198 44 R149 000 D 000 U6 23 160006 12 Fig 3 11 3 11 22 oVDD3 R120 000 A22 R140 000 CHAPTERS THEORY OF OPERATION 3 OF OPERATION 1 3 3 Flash ROM for HL 1270N only Two 8 Mbits flash ROMs x 16 bit are fitted CSRMNe MBM29L vaagT 90 H RMIOWN VDD3 RMIORN 104 H OGND 91 A 22 01 05 DL31 001 Fig 3 12 1 3 4 DRAM A 16M bit DRAM x 16 bits is used as the RAM O 3V U3 76 C8 HMS1W18 165AJ 7 ida 104 ee 37 13 01 06 1 30 Q1 UGE 5 01 0 RASN 2 200 1
104. 9 Connection Diagram 1250 AC INPUT INLET U PARALLEL RS 100M MAIN PCB PAPER EJECT SENSOR POLYGON MOTOR LOWER PAPER CASSETTE LASER UNIT ENGINE PCB REAR REGIST SENSOR SOLENOID PANEL PCB UPPER PAPER CASSETTE FRONT REGIST SENSOR SENSOR L TONER SENSOR C D C light emission TONER SENSOR 22 light reception THERMISTOR HALOGEN HEATER LAMP Appendix 10 Connection Diagram HL 1270N RJ45 Ethernet AC INPUT NETWORK BOARD INLET U PARALLEL P21PCI MAIN PCB PAPER EJECT 10 POLYGON MOTOR LOWER PAPER CASSETTE LASER UNIT ENGINE PCB REAR REGIST SENSOR FRONT REGIST SENSOR SENSOR SENSOR CO a light emission TONER SENSOR EE light reception ENSOR SOLENOID lt lt PANEL PCB UPPER PAPER CASSETTE THERMISTOR HALOGEN HEATER LAMP Appendix 11 PCB Circuit Diagram HL 1030 1240 1 2 D _ __ 4 _____ pe 15 001 02 45V C74 104 0 i U6 C44 120 P 100 222 4 167 R35 a uc Mar R32 R33 R34 or tot a i Oo 0 00006 a c a c a a a oc cq 103 amp Nee Sa ____________ Sn Sn 751
105. A4 LJ4181001 1IPAPER TRAY ASSY A4 SP UL9074001 PRESSURE PLATE ASSY A4 UL9077001 PRESSURE PLATE SPRING UL9078001 SIDE GUIDE L UL9079001 SIDE GUIDE R U73515001 TAPTITE CUP B M2 6X5 UL9080001 SIDE GUIDE RACK UL9081001 SIDE GUIDE GEAR UL9082001 FRICTION SPRING 087310815 TAPTITE CUP B M3X8 UL9083001 REAR PAPER GUIDE UL9084001 SEPARATION PAD HOLDER ASSY UL9090001 SEPARATION PAD SPRING UL9091001 PAPER INDICATOR UL9092001 LOCK LEVER LJ4196001 PRESSURE ROLLER HOLDER A4 LJ4892001 PRESSURE ROLLER COLLAR 2 ASSY UL9095001 RELEASE LEVER EXTENSION SPRING LJ2061001 PAPER TRAY COVER UF8709001 TAPTITE TORX PAN B M3X8 LJ4272001 TRAY COVER FILM LJ4221001 SCRATCH SPONGE HOLDER ASSY LJ4200001 2ISCRATCH SPONGE SPRING lt cmo eh s mao cmd 1 sca I ll lh 0 1 2 3 4 5 6 7 8 9 0 1 2 MODEL HL 1030 1240 1250 1270 1270N 840 204 201 202 205 203 047 NO PR2000127 3 PAPER CASSETTE LJ4639001 1 PAPER TRAY ASSY 3 SP UL9074001 PRESSURE PLATE ASSY A4 LJ4621001 PRESSURE PLATE SPRING 340 UL9078001 SIDE GUIDE L UL9079001 SIDE GUIDE R U73515001 TAPTITE CUP B M2 6X5 19080001 SIDE GUIDE RACK UL9081001 SIDE GUIDE GEAR UL9082001 FRICTION SPRING 087310815 TAPTITE CUP B M3X8 UL9083001 REAR PAPER GUIDE UL9084001 SEPARATION
106. APTER 4 DISASSEMBLY AND HE ASSEMBLY 3 6 Cover 1 Remove the two M3x10 screws securing the top cover 2 Release the hooks on either side of the top cover from the bosses on the main cover by pulling the top cover forwards SSS Taptite cup M3x10 DAE 306 Tb Top cover boss LO Taptite cup M3x10 Fig 4 19 3 Open the rear cover then release the hooks A at the right and left hand sides of the top cover while pushing them towards the side of the printer from the rear 4 Lift up the top cover and release the hooks B at the right and left hand sides of the top cover to remove the top cover Top cover NY hook B IK L Y Ke bm iz hook A hook B Rear cover Fig 4 20 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY b Turn the top cover upside down and remove the second eject roller ASSY by lifting the middle of the roller upwards until the roller releases from the cover Second eject roller ASSY 22 LAA SS BESS 2 Bl KN 209 BIS 71 K eo lt r 22 Wa lt 2 ka 2 JI v mill KOK x lt Fig 4 21 3 7 Main Cover 1 Remove the two M3x8 Taptite screws from the rear of the main cover 2 Release the hooks at the right and left hand top sides of the printer then while pulling the cover outwards to clear the power so
107. BRUSB USB Printer Port inthe Hai lej Print to the following port box Fig 2 21 eee 5 Click the OK button to close the Properties dialog box The setup is now es completed Len Fig 2 21 NOTE Both the parallel cable and USB interface cable can be connected to the printer at the same time For Macintosh iMac and Power Macintosh with USB Users Only When you use the HL 1240 1250 1270N printer with Macintosh using USB setup the printer following the Initial Setup instructions on the supplied CD ROM 1 Turn on the computer power then insert the CD ROM into the CD ROM drive The window shown below will appear automatically ESHL 1200 series EJ 2 items zero available A Printer Driver Installer og rne rna Free Jj Documents Fig 2 22 2 Click the Instructional Video icon in the window above to view the Initial Setup operations in the video movie 3 Click the Printer Driver Installer icon in the window above to install the printer driver 2 9 CHAPTER 2 INSTALLATION AND BASIC OPERATION 4 4 1 4 2 PAPER HANDLING The printer provides two types of paper loading method paper cassette and manual feed slot Load Paper into the Paper Cassette You can load normal paper and transparencies into the paper cassette If you load paper into the paper cassette the printer automatically feeds paper sheet
108. CLK1 1Z ERESET 88 L a O 0 V B as Fig 3 23 HL 1250 1270N Fig 3 23 shows the engine interface circuit The interface with the engine PCB is by full duplex synchronous serial method TIR OVDDS 89 00 9 iv 5 ENGINE C36 104 woe NI P4 L19 2012 ley es a ee ene D 02 076 Bohm 34 4 2 02 02 gt Q2 Q7C ETXD LpLLllee Bohm 4 02 046 ERXD Xx LLLI Bohm 2 030 ZBRESI peg 414 MMZ 6 B REGIST 02 076 gt 5 EE BD HM do Li s IS SCANCLK 2 7H _ ____ Li2 MMZ 8 RESET 02 83 REVIO2 Ci MIZ 95 RESERVE 3 17 3 OF OPERATION 1 4 1 5 The gate array which transforms the serial signal from the into the parallel signal is mounted on the engine PCB The engine PCB controls the following parts by using the transferred signal data Main motor e Panel PCB Fan motor e Thermistor e Polygon motor Solenoid A Toner sensor Cover sensor Front registration sensor Rear registration sensor Upper paper cassette sensor HL 1250 1270N only Lower paper cassette registration sensor HL 1250 1270N only High voltage power supply For the circuit diagram of the engine PCB see Appendix 18 BR net PCB for HL 1270N only The BR net PCB is connected to the ASIC m
109. D gt LLI 22 O Engine control block Operation block Control panel Drive block Laser unit DC motor Drum unit High voltage power supply block Transfer block Charging Paper dust cleaner block Developing block Toner cartridge Image generation system 3 1 CHAPTERS THEORY OF OPERATION Fig 3 2 shows a general block diagram of the HL 1250 printer Optional RAM SIMM max 32Mbytes Optional board Mac RS 232C Control system Expansion RAM 4MB memory VO Expansion I O Interface block Parallel USB Video control block Low voltage power supply block Engine control block Operation block Control panel Drive block Laser unit DC motor Drum unit High voltage power supply block Transfer block Charging Paper dust cleaner block Developing block Toner cartridge Image generation system 3 2 External device External device CHAPTERS THEORY OF OPERATION Fig 3 3 shows a general block diagram of the HL 1270N printer Network board Optional RAM SIMM max 32Mbytes Ethernet 10 100 Base TX Control system Expansion RAM 4 memory I O PCI bus Interface block Parallel USB Video control block a gt Sa
110. E 1270 MODEL PLATE 1270N MODEL PLATE J624 MODEL PLATE 2312P MODEL PLATE 2412P MODEL PLATE 8212N MODEL PLATE HL 1240 WIP MODEL PLATE HL 1250 WIP MODEL PLATE HL 1270N WIP LASER CAUTION LABEL EUR LASER LABEL LEGEND MYLAR LABEL 1030 CAN MYLAR LABEL 1030 EUR MYLAR LABEL 1240 US MYLAR LABEL 1240 CAN MYLAR LABEL 1240 EUR MYLAR LABEL 1250 US MYLAR LABEL 1250 CAN MYLAR LABEL 1250 EUR MYLAR LABEL 1270N US MYLAR LABEL 1270N CAN MYLAR LABEL 1270N EUR FAN GUARD PROCESS UNIT OP LABEL TRAY REAR COVER ASSY ee Il ll MODEL HL 1030 1240 1250 1270 1270N 840 204 201 202 205 203 060 PR20001068 PR2000129 9 78 6 5 JON SANA CN Loe Q 72 N 99 mat CN Wi MODEL HL 1030 1240 1250 1270N 840 204 201 202 203 060 10 NO PR2000066 2000075 PR2000108 PR2000129 MAIN PCB LJ8239001 1 PCB ASSY HL 1030 SP B512040 450D LJ8066001 MAIN PCB ASSV HL 1240 SP B512040 410F LJ8067001 MAIN ASSY HL 1240 HEB SP B512040 411B LJ8251001 MAIN PCB ASSV HL 1240 PB SP B512040 445F LJ8160001 MAIN PCB ASSY 2312P LEG SP B512040 413F LJ8318001 MAIN ASSY HL 1250 2 SP B512115 1 160A LJ8305001 MAIN ASSY HL 1250 2 EU SP 512115 1 177 LJ8306001 MAIN ASSY HL 1250 2 DEN SP 512115 1 178 18568001 MAIN ASSY
111. E SPRING 0 40 Po 1 1 1 1 1 1 1 1 o ek lh 0 1 2 3 4 5 6 7 8 9 0 1 2 MODEL HL 1240 1250 1270N 84U Z06 Z07 08 043 NO PR99179 PR2000127 7B 5 PAPER CASSETTE MODEL HL 1030 1240 1250 1270N 840 204 201 202 203 045 047 PR2000066 PR2000127 6 COVERS REF NO CODE DESCRIPTION REMARK NO PR99165 PR99179 PR99204 PR2000005 PR2000055 PR2000066 PR2000075 LJ4122001 UL9122001 UL9125001 UL9126001 UL9127001 UL9128001 UL9129001 LJ4526001 UL9140001 UL9088001 UL9142001 087321015 085320816 LJ8166001 UL9143001 UL9315001 LJ4794001 LJ4135001 LJ4452001 LJ4460001 LJ4496001 LJ4724001 LJ4772001 LJ4846001 LJ4848001 UL6740001 UL 7931001 LJ8167001 LJ8172001 UL9146001 UL9249001 UL9250001 UL9316001 LJ4078001 UL9317001 LJ4136001 LJ4232001 LJ4137001 LJ4905001 UL9145001 LJ4855001 1 COVER ASSY 4 PINCH ROLLER ASSV AJPINGH ROLLER SPRING REAR COVER REAR COVER SPRING L REAR COVER SPRING R FRONT COVER ASSY FRONT COVER ASSY LE TRAY EXTENSION FLAP TOP COVER SECOND EJECT ROLLER ASSY TAPTITE CUP S M3X10 TAPTITE BIND S M3X8 MODEL PLATE 1030 MODEL PLATE 1240 MODEL PLATE 1250 MODEL PLAT
112. HL 1240 UK4390001 PR DRIVER DISK ASSY 1 HL 1250 UK4394001 PR DRIVER DISK ASSY 2 HL 1250 LJ8035001 PR DRIVER DISK ASSY 1 HL 1270N LJ8036001 PR DRIVER DISK ASSY 2 HL 1270N LJ8090001 PR DRIVER DISK ASSY LEG 2312P LJ8244001 PR DRIVER DISK ASSY LEG 2412P LJ4728001 PR DRIVER DISK ASSY LEG 8212N LJ8285001 PR DRIVER DISK ASSY WIP HL 1240 LJ8289001 PR DRIVER DISK ASSY WIP HL 1250 LJ8291001 PR DRIVER DISK ASSY WIP HL 1270N LJ8141001 CD ASSY LJ8040001 CD ASSY PB LJ4727001 CD ASSY LEG L8261001 CD ASSY KOR LJ8287001 CD ASSY LJ4746001 SETUP GUIDE US LJ4748001 SETUP GUIDE FRA LJ4747001 SETUP GUIDE GER LJ4750001 SETUP GUIDE NL LJ4749001 SETUP GUIDE NOR LJ4754001 SETUP GUIDE SWE LJ4751001 SETUP GUIDE DEN LJ4752001 SETUP GUIDE SPA LJ4753001 SETUP GUIDE ITA LJ4650001 SETUP GUIDE PB LJ4585001 NETWORK SETUP GUIDE US HL 1270N LJ4586001 NETWORK SETUP GUIDE FRA HL 1270N LJ4587001 NETWORK SETUP GUIDE GER HL 1270N LJ4588001 NETWORK SETUP GUIDE NL HL 1270N LJ4590001 NETWORK SETUP GUIDE SPA HL 1270N LJ4589001 NETWORK SETUP GUIDE ITA HL 1270N LJ4802001 WIN2000 QUICK SETUP GUIDE US LJ4803001 WIN2000 QUICK SETUP GUIDE FRA LJ4804001 WIN2000 QUICK SETUP GUIDE GER LJ4805001 WIN2000 QUICK SETUP GUIDE NL LJ4806001 WIN2000 QUICK SETUP GUIDE NOR LJ4807001 WIN2000 QUICK SETUP GUIDE SWE LJ4808001 WIN2000 QUICK SETUP GUIDE ITA LJ4809001 WIN2000 QUICK SETUP GUIDE DEN LJ4810001 WIN2000 QUICK SETUP GUIDE SPA L
113. HL 1250 2 SP JB512115 1 179A 18326001 MAIN ASSY HL 1250 2 LEG SP BB12115 1 163A 18328001 MAIN ASSY HL 1270N 2 SP B512115 1 180B LJ8307001 MAIN ASSY HL 1270N 2 EU SP B512115 1 197B LJ8308001 MAIN ASSY HL 1270N 2 DEN SP B512115 1 198B LJ8329001 MAIN ASSY HL 1270N 2 LEG SP B512115 1 163A LJ8295001 MASK ROM HL 1030 1240 LJ8047001 MASK ROM HL 1240 HEB LJ8304001 MASK ROM HL 1250 LJ8310001 MASK ROM HL 1270N ll MODEL HL 1030 1240 1250 1270 1270N 84U Z04 Z01 Z02 Z05 Z03 101 103 NO PR99165 PR99179 PR99194 PR99198 PR99203 PR99207 PR2000015 PR2000074 PR2000109 PR2000124 PR2000134 11 7 MAIN LO es la MODEL HL 103 NO PR99165 PR2000124 8 ENGINE PCB LJ4178001 1IENGINE ASSY A 1240 SP LJ8157001 1 ENGINE PCB ASSY B 1030 1240 SP LJ4222001 1 ENGINE PCB ASSY A 1250 SP LJ8158001 1 ENGINE PCB ASSY B 1250 1270 SP CAUTION 1 The new versions of the engine PCB ENGINE PCB ASSY B 1240 1030 LJ8157001 amp ENGINE PCB ASSY B 1250 1270 LJ8158001 should be used for ALL HL 1030 1270N printers and the HL 1240 1250 printers whose serial No is the following number or later HL 1240 494211817 EXCEPT J9J212235 J9J217459 494219423 494219997 HL 1250 494221758
114. Is the laser unit secured to the Secure the unit correctly and installation frame incorrectly tighten the screws Check if there is any play Scanner LD Is the laser diode or the emission failure scanner motor defective Scanner motor rotation failure Scanner Is the scanner harness connection connected properly failure Check if it is coming loose Printer Is the printer placed No Place the printer on a flat installation horizontally surface Toner cartridge Does the problem happened Ye Remove and carefully shake the immediately after replacing the toner cartridge horizontally toner cartridge with a new one S Scanner window Is the scanner window dirty Yes Clean the scanner window with dirty a soft dry cloth Laser unit failure 4 Is the problem solved by Yes Replace the laser unit replacing the laser unit 6 33 CHAPTER 6 TROUBLESHOOTING 15 White spots A User Check 1 If the problem is not solved after printing a few pages the drum unit may have glue from label stock on the photosensitive drum surface Refer to Step 1 in the table below and NOTE in the next page 2 The drum unit may be damaged Install a new drum unit Drum unit failure 1 Are the white spot at 94mm 1 If toner or glue remains intervals Stuck wipe it off gently with a cotton swab Refer to NOTE in the next page 2 If the drum surface is scratched replace the drum unit Drum unit failure 2 Is the problem solved after Replac
115. J4842001 QUICK SETUP GUIDE WIP LJ4829001 USER S MANUAL 8212N LEG HL1270N UE2014001 BAG 215X350H LLL LLL IL LLL IL ILL lll lll 8 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 3 3 3 3 3 3 3 3 3 3 4 4 4 4 4 4 5 5 5 5 5 5 5 5 6 7 8 MODEL HL 1030 1240 1250 1270 1270N 84U Z04 Z01 Z02 Z05 Z03 920 NO PR99165 PR99179 PR99206 PR99211 PR99212 PR2000022 PR2000024 PR2000055 447 12 ACCESSORIES MODEL HL 1030 1240 1250 1270 1270N 841 204 201 202 205 203 920 NO PR99165 PR2000022 PR2000024 PR2000055 18 13 PACKING MATERIALS 10125001 CARTON HL 1030 EU LLO124001 CARTON HL 1030 CAN UE0818001 CARTON HL 1240 US UE0822001 CARTON HL 1240 CAN UEO820001 CARTON HL 1240 EU 110014001 CARTON HL 1250 US 10015001 HL 1250 CAN 110016001 CARTON HL 1250 EU LLO194001 CARTON HL 1270 A4 LJ4186001 CARTON HL 1270N US LJ4538001 CARTON HL 1270N CAN LJ4188001 CARTON HL 1270N EU LL0046001 CARTON OEM LL0045001 CARTON LEG 2312P LL0047001 CARTON LEG 2412P 110151001 CARTON LEG 8212N UE2280001 STYROFORM PAD ASSY LGL LJ4038001 STYROFORM PAD ASSY A4 UE2283001 ACCESSORY CARTON UE2126001 BAG 700X800H ll Il 1 1 1 1 1 1 1 1
116. LIE 000 1 16W 1608 22 MFCSENS2 R3 Lil 000 17160 1608 72 x 07 SLEEPON l br g g o 01 0410 09 R4 R11 R1 25 X 000 5000 SUWILEAD 72 2 S DANSAND CODE UK4444000 0000000 Appendix 18 Engine PCB Circuit Diagram NEW 2 35V 220U WHITE PS LVPS 9 HEATONN x 18C 24VRET l 24V HEATON 1 16W 1608 P3 MAIN 24V DEVPWM HEATON GND GND ECLK ERXD 10 1001 R37 eee R49 eee R48 223 011 JW r 000 1 8W 3216 6C CHARGE 2 761010 0705 0 440 1000 24 4 1 24 1 14YUA P128 SCAN MOTOR d due ______ ____ 2 221 29 000 d 0 __ 038 SCANLOCKN R68 101 EL 95 sw 103 3 SCANCLK 2 B Ea 000 1 168 1609 5 SCANCLK LOCK v OE L7 000 1 168 1688 3 ppp E al g 12 24VRET 5 3 24V V b 07 24 3 8 DTC114YUA ms o gt 3 R20 222 1 2W 5025 2581132 28 amp R7 193 gv 9 8 7 g3B DCLOCKN OUTER 00 MM 1 Lip RESET 22 1 DRIVE 13 2400 35 24 e ai 8 per TRANGCUO nee a 3 0v NC C
117. N 02 02 gv 220 0148 TORDN R62 101 DB DEBUG av SCLK C29 RAIORN 22 856 030 REVIN2 THERM 32 8195 171 DEBUG R59 1 1 DEBUG po rORN CE 11 0000 6 183 338181 688 CSR NB 8 DEBUG C38 XXX R73 CSROMN1 4TP2137 4 0250 Te CSRVNI 11A cpu sv gy19 X4 VCLK 8 48 4 2138 5 ZBUSEN IX BUSENN P3 45 E 35 8192 181 DEBUG US 45V 5C ZBUSDR 25 BUSDIR 134 131 Zesco 5 4 133 8 SV C78 ol of BV 8885 9808 REVINB F CHECKER 3g 4 RS gd 2 V Eu R79 a ipia m XSENN 40 1 20 12 REVIOO 3 PS SLEEP 43 19 1 DEBUG 30 R92 R1 K R 4 GP T PIT VT 12 REVIOB 75 B A 8 8 A N 2 Nqe zeo ncre 11 150 2151 d E 9 9 9 9 R63 680 DEBUG w RASN 2 6 fdv RBS 8 5 25 R85 eso RASN2 02 06 P11 5 4TP21 45V 1 LD BEN 60 Inco CASNa 27 889 CASN 2 060 eve i8 L ss g R86 101 CASNI 82 260 9 5 GND 10 _58 29 290 101 DTXD 7 DC4 e 2 2 6 R112 g 4 g CAL lics R87 191 CASN3 02 06 230 DRXD lt DRXD 6 DHARE L SS R88 588 WEN 22 250 C67 C68 REV 5 VDO ES l 53 00
118. Output tray Tray extension flap P Sui 2 Front cover gt Paper indicator Manual feed paper guides 2 Manual feed slot Paper cassette Fig 1 1 Rear View U HL 030 240 A Rear cover E 9 USB interface connector Tee gt EI ES SA for HL 1240 oniv Si Parallel interface connector CH switch AC power inlet Fig 1 2 HL 1250 1270N Network interface for HL 1270N only gt Network board gt for HL 1270N only Rear cover m Modular jack for 10 100 5 TX WR Lower Tray Unit LFA i A X USB interface S connector TSS 21 Parallel interface 41 Network Power switch L Y button AC power inlet Fig 1 3 1 4 3 3 1 SPECIFICATIONS Printing Print method aser Hesolution Print quality Print speed Warm up First print Print media Developer NOTE CHAPTER 1 GENERAL Electrophotography by semiconductor laser beam scanning Wave length 780 nm Output 5mW max HL 1030 600 x 600 dots inch GDI HL 1240 600 x 600 dots inch GDI 300 x 300 dots inch under DOS or other operating system HL 1250 1200 H x 600 V dots inch for Windows DIB graphics 600 x 600 dots inch for Windows and DOS 300 x 300 dots inch under Apple Macintosh using the optional RS 100M HL 1270N 1200 H x 600 V dots inch for Windows DIB graphics 600
119. PPENDIX APPENDIX 5 HOW TO USE THE SELF DIAGNOSTICS TOOLS Three self diagnostics tools below are automatically installed when the printer driver is installed 1 Troubleshooting for Printer won t print 2 Diagnostics 3 Printer Information The following sections describe the details on each tool 1 Troubleshooting for Printer won t print This tool instructs you how to clear the problem such as printer can t print or The printer prints garbage or incorrect fonts 1 When you start the program the Help dialog box shown below appears gt Troubleshooting Printer won t print Edit Bookmark Options Help Troubleshooting for Printer won t print 1 Printer won t print 2 Printer prints Garbage 3 Printer prints Black stripe or Black Fig A 9 2 Select the problem you have had then the specified window appears 3 Follow the instructions that appear on the PC screen If the problem cannot be solved start the Diagnostics tool to create a log file which should be sent to the authorized service center to investigate the cause of problem For the details on the Diagnostics tool see the following section 2 Diagnostics A 11 APPENDIX Diagnostics This tool helps you to report your PC environment to investigate the cause of problem such as Printer won t print or Printer prints garbage or incorrect fonts Before using this tool however you have to check i
120. RS422A Soft Support EEPROM 512 x 8 bits EEPROM USB I O Engine Control To Engine PCB Fig 3 5 3 5 CHAPTERS THEORY OPERATION Fig 3 6 shows the block diagram of the main PCB of the HL 1270N printer CPU Core INT Address Decoder Program Font ROM DRAM Control 4 0 Mbytes Flash ROM 2 0 Mbytes RAM 4 0 Mbytes Option RAM SIMM max 32Mbytes Soft Support EEPROM 4096 x 8 bits EEPROM I O Engine Control To Engine PCB To PC or Hub Network Board lt gt PCI Bus Control Fig 3 6 3 6 1 3 1 3 1 CHAPTERS THEORY OF OPERATION For the entire circuit diagram of the main PCB see Appendix 11 to 17 ASIC A Fujitsu 32bit RISC CPU MB86833 SPARC lite is built in the ASIC While the CPU is driven with a clock frequency of 33 MHz in the user logic block it itself runs at 66 MHz which is generated by multiplying the source clock by two The functions of the interface block communication with external devices are described below 1 IEEE1284 Stores the data received from the PC into DRAM as controlled by the DMA controller It is applicable to both normal receiving and bi directional communication nibble mode byte mode ECP mode 2 USB interface for HL 1240 only Stores the data received
121. TABI F7 38 RA16 DATA12 215 PAD28 X 55 MINT v DATA13 PAD29 31 16 DATA14 25 D22 PAD3 X 8 DATA15 27 23 PAD31 5 5 AAT 45 73 0 52 T AT DATA18 535 09 188 010 1 X15 176 DATA16 41 15 DATA19 SS DIL PCBE2 X DATA27 16 74 DATA2Q 57 12 162 1 8 RA32 X D12 25 19 21 1 DATA21 113 66 VDDD DATA26 3l 16 DATA22 63 514 PAR X R22S 175 DATA18 4 DATAe3 65 515 25 VDDY 8 RA33 DATA24 58 SERR R2US 0 2 QSERR EA RIED DATA2S EBA 64 vDD Bs DATA28 3l 16 DATA26 54 22 5 183 TA DATA2B41 DATA27 56 157 stop 63 1824 DATA23 1F Sig RA38 DATA28 58 p28 103 DATA29 605 2 VIDS 01 046 CASNI3 21 DATA3 62 4 gt DEVSEL X EI 41 DATA31 64 D31 61 VDD32 tS TRDY X m R198 193 CASN 40 21 IRDY X RTS 9 aj VDD 42 FRAME I 448 Kien vonp 820 2 01 046 RASNA 349 RASB 20 4 183 1496 01 046 RASNS 332 RASI 6661 mi INTA gt 01 08 WE 227 2 44 VDD D A 1 2 104 X 3 Rage 19 6662 vec x vec vec F 11 003 NC vee 2012 H MA13 35 11 sv L21 Fek NC WEM imm 485 Nc 2012 H DDS b NC 123 OV 4 ND Pos 97 69 PD2 av 8 X PD3 17 PDA v X5 35 28 2 2 2 BV X33 36
122. TER 2 INSTALLATION AND BASIC OPERATION The printer has a straight paper path from the manual feed slot to the rear of the printer when the rear cover is lifted up Use this paper feed and output method when printing on thicker paper or card 1 Select the manual feed mode in the printer driver 2 Lift up the rear cover at the rear of the printer Fig 2 25 Send the print data to the printer 4 Follow Steps 3 to 4 in the previous page to load paper 5 Close the rear cover of the printer 2 25 6 Remove each sheet immediately after printing Stacking the sheets may cause curl or media feed jams Two Side Printing Manual Duplexing The supplied printer driver allows you to do manual duplex printing When using the manual duplex function note the following information 6 If the paper is too thin it may cause wrinkling If paper is curled straighten it and then set it into the paper cassette The paper type should be regular paper Do not use bond paper When setting paper into the paper cassette empty the cassette first then insert the printed paper only printed side face up Do not add the printed paper onto the top of the unprinted paper stack If the paper is not feeding correctly the paper might be curled Hemove the paper and straighten it To print on both sides of the paper from the paper cassette 1 Select the required manual duplex prin
123. TROUBLESHOOTING FUSER MALFUNCTION Turn the power switch off wait a few seconds and then turn it on again Leave the printer for 10 minutes with power on If the same error occurs again see 9 Fuser failure LASER BD Turn the power switch off wait a few seconds and then turn it on MALFUNCTION again If the same error occurs again see 7 BD failure SCANNER Turn the power switch off wait a few seconds and then turn it on MALFUNCTION again If the same error occurs again see 8 Scanner failure D RAM ERROR Turn the power switch off wait a few seconds and then turn it on again If the same error occurs again see M 10 ROM error D RAM error NV RAM error NV RAM ERROR Turn the power switch off wait a few seconds and then turn it on again If the same error occurs again see M 10 ROM error D RAM error NV RAM error MAIN MOTOR ERROR Turn the power switch off wait a few seconds and then turn it on again If the same error occurs again see 3 Main motor does not rotate ENGINE INTERFACE Turn the power switch off wait a few seconds and then turn it on ERROR again If the same error occurs again see M 12 Engine interface error 6 7 CHAPTER 6 TROUBLESHOOTING 3 2 Error Message Printouts The printer will report problems by printing an error message as defined in the following table Take the corrective actions for the error message the Printout reports MEMORY FULL Press the panel
124. The old version of the TR electrode helical spring TR ELECTRODE HELICAL SPRING A UL9071001 should be used for HL 1240 1250 whose serial No is before the number above and the numbers in the range of J9J212235 J9J217459 8 J9J219423 J9J219997 3 The old and new versions of the TR electrode helical spring are incompatible with each other MODEL HL 1030 1240 1250 1270 1270N 840 204 201 202 205 203 040 PR2000051 PR2000108 2000130 3 PAPER FEEDER PR2000130 MODEL HL 1030 1240 1250 1270N 84U Z04 Z01 Z02 Z03 045 047 NO PR2000051 2000108 PR2000130 4 FIXING UNIT REF NO CODE DESCRIPTION REMARK amp 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 3 LJ4164001 LJ4168001 LJ4718001 UL8902001 087311215 LJ4169001 LJ4719001 UL8908001 LJ4160001 LJ4163001 UL8929001 LJ4431001 LJ4407001 LJ4409001 087312015 Z07200001 LJ4845001 LJ4853001 LJ4852001 UL8920001 UL8921001 UL8914001 087320815 LJ4740001 1 FIXING UNIT 115V SP FIXING UNIT 230V SP FIXING UNIT 230V LEG SP THERMISTOR ASSY TAPTITE CUP B M3X12 HEAT ROLLER 25 SP HEAT ROLLER 25 LEG SP HR BEARING 25 HALOGEN LAMP 115V SP HALOGEN LAMP 230V SP EJECT PINCH ROLLER PINCH SPRING CLEANER ROLLER ASSY CLEANER SPRING TAPTITE CUP B M3X20 TAPTITE PAN B M3X10 PICK OFF FINGER SP PRESSURE ROLLER 20 SP PRESSURE ROLLER 2
125. The primary charge uses a corona wire but since the drum is positively charged only less than 1 10 of the usual quantity of ozone is generated compared with the negatively charged drum The level of ozone expelled from the printer is therefore not harmful to the human bodv Applicable safety standards have been complied with 2 6 2 Exposure stage After the drum is positively charged it is exposed to the light emitted from the laser unit Drum Laser beam DPA 000 f 0 lens Laser detector Polygon mirror Laser diode Lens Fig 3 35 3 26 CHAPTERS THEORY OF OPERATION The area exposed to the laser beam is the image to be printed The surface potential of the exposed area is reduced forming the electrostatic image to be printed 1 Cycle of drum 1 Primary charging 2 Laser beam exposure and developing 5 Unexposed area TOME Non image area b Exposed area Image area G 2 420 3 Transfer the image to paper 200 Sleeve 0 Time Fig 3 36 2 6 3 Developing Developing causes the toner to be attracted to the electrostatic image on the drum so as to transform it into a visible image The developer consists of a non magnetic toner The development roller is made of conductive rubber and the supply roller which is also made of conductive sponge rotate against each other The toner is charged and carried from the supply roller to the development roller The toner
126. X6 LT RELAY PCB ASSY HL 1250 1270N B512060 TAPTITE CUP S M3X6 USB GROUND PLATE HL 1270 SOLENOID RELEASE SPRING 30 99 PLANET GEAR ASSY SP GEAR 59 MODEL HL 1030 1240 1250 1270 1270N 840 204 201 202 205 203 010 NO PR99165 PR2000014 PR2000073 PR2000132 PR2000152 PR2001023 2 LASER UNIT A CODE DESCRIPTION SYMBOL REMARK LJ4157001 087321615 1 LASER UNIT SP B512033 CUP 5 M3X16 MODEL HL 1030 1240 1250 1270 1270N 840 204 201 202 205 203 020 1 FRAME DRIVE UNIT PR2001023 MODEL HL 1030 1240 1250 1270 1270N 84U Z04 Z01 Z02 Z05 Z03 010 NO PR99165 PR2000014 PR2000073 PR2000152 PR2001023 2 LASER UNIT MODEL HL 1030 1240 1250 1270 1270N 84U Z04 Z01 Z02 Z05 Z03 020 3 PAPER FEEDER UL9060001 PAPER FEED ROLLER ASSY UL9066001 PAPER PICK UP ROLLER ASSY UL9071001 TR ELECTRODE HELICAL SPRING A LJ4499001 TR ELECTRODE HELICAL SPRING B LJ4843001 OUTER CHUTE 1 SP UL9070001 GEAR 21 UL9059001 JOINT 5 UL9062001 BEARING 5 UL9069001 CONDUCTOR BEARING 5 4 CAUTION 1 The new version of the TR electrode helical spring TR ELECTRODE HELICAL SPRING B LJ4499001 should be used for ALL HL 1030 1270N printers and the HL 1240 1250 printers whose serial No is the following number or later HL 1240 J9J211817 EXCEPT J9J212235 J9J217459 J9J219423 J9J219997 HL 1250 494221758 2
127. adheres to the development roller and is conveyed to the photosensitive drum at an even thickness controlled by the blade The toner is nipped between the development roller and the drum and developed onto the latent image on the drum The electrostatic field between the drum and the development roller which is DC biased from the high voltage power supply creates the electrostatic potential to attract toner particles from the development roller to the latent image area on the drum surface Blade Development roller Corona wire a Photosensitive drum 9 Tues Transfer roller Supply roller Fig 3 37 3 27 CHAPTERS THEORY OF OPERATION 2 6 4 Transfer 2 6 5 1 Transfer process After the drum has been charged and exposed and has received a developed image the toner formed is transferred onto the paper by applying a negative charge to the back of the paper The negative charge applied to the paper causes the positively charged toner to leave the drum and adhere to the paper As a result the image is visible on the paper 2 Cleaning process of transfer roller If the toner is not transferred onto the paper perfectly it is possible that there may be residual toner on the drum which will adhere to the transfer roller The transfer voltage changes to a positive voltage during non printing rotation of the drum Therefore the transfer roller is cleaned by returning the positively charged toner adhering to the t
128. an air conditioner Keep the printer horizontal when carrying Do not cover the slots in the side cover System Requirements for Brother Printer Solution for Windows Check the following system requirements to setup and operate the printer using Brother Printing Solution for Windows IBM PC or compatible with 80486 SX or higher microprocessor 10MB of space available on vour hard disk for the printer driver and all fonts Microsoft Windows 3 1 3 11 Windows 95 98 or Windows NT 4 0 2 1 CHAPTER 2 INSTALLATION AND BASIC OPERATION 2 UNPACKING When unpacking the printer check to see that all of the following components are included in the carton Printer Paper cassette Drum unit with Toner cartridge included Cm CD ROM Floppy disk Documents Fig 2 1 NOTE Components may vary depending on the country 2 2 3 3 1 CHAPTER 2 INSTALLATION AND BASIC OPERATION INSTALL THE PRINTER You need to implement hardware setup and driver installation to use the printer Firstly identify the Operating System on your computer Then purchase the appropriate interface cable parallel or USB for your computer The installation programs for the hardware setup and driver installation are contained on the supplied CD ROM If you do not have a CD ROM drive you can install the printer driver from the supplied floppy disk See Subsection 3 2 Windows Users with No CD ROM Drive For Windows
129. and Canada 110 to 120V 50 Hz 60 Hz Europe and Australia 220 to 240V 50 Hz 60 Hz Printing peak 940 W or less Printing average 340 W or less Standing by 80 W or less Sleep 5 W or less HL 1030 1240 6 Worless HL 1250 12W or less HL 1270N Printing 49 dB A or less Standing by 27 dB A or less Operating 10 to 32 5 C 50 to 90 5 F Non operating O to 40 C 38 to 104 F Storage 20 to 40 C 4 to 104 F Operating 20 to 80 non condensing Storage 10 to 85 non condensing A4 paper cassette installed 360 x 370 x 235 mm 14 2 x 14 6 x 9 3 inches Legal paper cassette installed 360 x 430 x 235 mm 14 2 x 16 9 x 9 3 inches A4 lower paper cassette installed 360 x 370 x 345 mm HL 1250 1270N only 14 2 x 14 6 x 13 6 inches Legal lower paper cassette installed 360 x 430 x 345 mm HL 1250 1270N only 14 2 x 16 9 x 13 6 inches Approx 9 2 kg 20 2 Ib including the drum unit Approx 12 7 kg 27 9 Ib including the drum unit and Lower Tray unit e he peak figure of power consumption is worked out when the halogen heater lamp is turned ON e he peak figure of power consumption is worked out excluding inrush current value e he peak figure of power consumption is a reference value and should be used internally at Brother offices only e power consumption figure quoted for sleep mode is when the fan has stopped 1 7 CHAPTER 1 GENERAL 3 4 Network for HL 1270N onl
130. aper jams or paper feed problems may occur or printed images may be blurred e The print paper is damped If so use fresh paper and check whether the print quality improves or not e he print paper is short grained paper or acid paper If so print quality problems may occur For further information on paper refer to subsection 3 5 Paper in CHAPTER 1 Consumable parts Check if e he Toner LED is not lit on the printer control panel when a toner cartridge is installed in the printer If the LED is lit replace the cartridge with a new one For further information on consumable parts refer to Section 1 Consumable Parts in CHAPTER 5 Others Condensation When the printer is moved from a cold room into a warm room in cold weather condensation may occur inside the printer causing various problems as listed below e Condensation on the optical surfaces such as the scanning mirror lenses the reflection mirror and the protection glass may cause the print image to be light e f the photosensitive drum is cold the electrical resistance of the photosensitive layer is increased making it impossible to obtain the correct contrast when printing 6 1 CHAPTER 6 TROUBLESHOOTING e Condensation on the corona unit may cause corona charge leakage e Condensation on the hopper plate and separation pad may cause paper feed troubles If condensation has occurred print several pages or leave the printer for 2 hours to a
131. arly blinking every 5 seconds empty Purchase a new toner cartridge in order to be ready for when the toner empty message is indicated Alarm amp Data LEDs are ON Toner empty Replace the toner cartridge with a new one 2 2 Service Calls When the printer indicates the need for a service call by illuminating all the LEDs and then a combination of LEDs alternately as shown in the table on the next page a user unrecoverable error may have occurred Instruct the user to turn off the power switch wait a few seconds and then turn it on again and try to print again If the error is not cleared and the same service call appears see Section 6 Malfunctions to take the corrective action Confirm the LED indication Turn OFF ON the power switch Error occurs again YES See Section 6 Malfunction Temporary error Use the printer with out corrective action 6 4 6 TROUBLESHOOTING PR99180 Fuser Mallunoton Oo 5 MO Fuserfaiue Taser BD O Scanner Malfunction O _ See Romeor 9 pmwEm o fl Seen 9 o See Wi Seve Sewes o O o Se Wi seves O See O O NemwEm o o
132. atin 4 Connect the interface cable 8 Install the driver r d Setup dao X Fig 2 7 If your printer is connected using a parallel interface cable the setup is now completed If you want to connect your printer using a USB interface cable refer to Subsection 3 3 Using the USB Interface For Windows 98 only 2 4 3 2 3 2 1 3 2 2 3 2 3 CHAPTER 2 INSTALLATION AND BASIC OPERATION For Windows Users with No CD ROM Drive If you do not have a CD ROM drive setup the printer following the steps below then install the printer driver from the floppy disk Install the drum unit 1 Open the front cover 2 Unpack the drum unit assembly and rock it from side to side 5 or 6 times to distribute the toner evenly inside the cartridge Fig 2 8 Fig 2 8 3 Install the drum unit into the printer until it snaps into place and close the front cover Load paper 1 Pullthe paper cassette completely out of the printer 2 Slide the paper guides to the paper size you want until they snap into a slot Fig 2 9 3 Load paper into the paper cassette Check that paper is flat placed Fig 2 10 Paper should be loaded up to the lines on the sliding guide 4 Re install the paper cassette into the printer Print a test page 1 Check that the power switch is off 2 Connect the AC power cord to the printer 3 Plug the AC power cord int
133. back and forth the Ready LED comes ON any time error NOTE When checking the rear registration sensor with the drum unit removed to enable a reliable test to be carried out take the following steps i Push the sensor fully backwards into the printer and ensure the Ready LED is lit 1 Move the sensor arm slowly forwards and ensure the Ready LED goes out and then comes on again before the sensor arm reaches its front limit of travel iii the drum unit and ensure the Ready LED is OFF 6 Check that only the Data LED comes ON while pressing the panel button ec f the paper eject sensor is ON the Drum LED stays ON error ec f the lower paper cassette registration sensor is ON the Ready LED stays ON error If the registration sensor is ON the lower paper cassette solenoid is turned ON and the Ready LED also stays ON HL 1250 1270N only NOTE The lower paper cassette solenoid is turned ON OFF even if the panel button is not pressed 7 Install the drum unit ec Check that the Drum LED goes ON and the Ready LED goes OFF 6 55 6 TROUBLESHOOTING 8 Close the front cover 9 Continue to press the control panel button Check that the Data LED stays OFF 10 Release the panel button 11 If all the sensors except the toner sensor are correct the printer goes back to the Ready status If any error is detected the printer stays in the inspection mode NOTE If the print
134. before removing the solenoid ASSY 1 Place the main frame so that the drive unit side is at the top 2 Release the catch and remove the planetary gear from the paper pick up roller shaft 3 Remove the planetary gear from the paper feed roller shaft and gear 56 catch Planetary gear for paper pick up roller Planetary gear for paper pick up roller Planetary gear for paper feed roller Solenoid Fig 4 58 4 33 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY 4 Release the catch and remove the clutch levers for the feed roller and pick up roller Clutch lever Clutch lever spring for paper feed roller Clutch lever for paper feed roller D Rod Clutch lever WA qa ick lt for paper pick up roller S w JA 2 6 CAUTION e When removing the clutch levers the clutch lever spring may come Be sure not to lose it Solenoid E Clutch lever for paper pick up roller CO NN Fig 4 59 e When re assembling the clutch lever for the paper feed roller ensure that U shaped groove of the lever is fitted onto the rod in the solenoid correctly referring to the figure above b Place the main frame the right way up and remove gear 59 if not removed earlier during fixing unit removal LAF 59 9 CZ L Main frame Fig 4 60 NOTE When re assembling the solenoid ensure vou do no
135. bleshooting If you cannot print from an AppleTalk for Macintosh computer and you have checked the hardware and network as described in the previous steps then check the following 1 Make sure that you are running Phase 2 AppleTalk and that you have selected the correct network interface from the Network Control Panel on the Macintosh 15 Make sure that the AppleTalk protocol of the print server is enabled If you have a large network make sure that you have the Laser Writer V8 xx or equivalent driver since earlier versions may cause PostScript errors Also verify that you get the correct printer information when you select Printer Info from the Setup button in the Chooser 4 Make sure that you have selected the correct Printer Description File PPD from the Chooser otherwise PostScript errors may result 6 50 9 12 9 13 5 6 TROUBLESHOOTING Verify that you have selected the correct AppleTalk zone Because the print server gets its zone information from router broadcasts it may not be in the zone you expect and will therefore not show up in the Chooser If this is the case you may need to force the zone name with the SET APPLETALK ZONE command described in Appendix A or using BRAdmin32 Verify that the Laser Prep versions on all Macintosh computers that need to print to the print server are the same The NC 2010p printer server checks to see if the printer that it is connected to supports P
136. channel and does not protrude from either end 18 Remove the pressure roller from the fixing unit cover by gently levering the right hand side upwards to release it from the bearing and then sliding it to the right to remove it 19 Remove the pressure roller cleaner complete with the cleaner spring from the fixing unit cover by lifting it upwards until the spring releases from the cover 20 Remove the cleaner spring from the pressure roller cleaner Pressure roller Pressure roller cleaner Fixing unit cover Cleaner spring Pressure roller cleaner Fig 4 44 4 24 CHAPTER 4 DISASSEMBLY RE ASSEMBLV NOTE e When re assembling the pressure roller cleaner complete with the cleaner spring onto the fixing unit cover ensure the direction of the roller is correct referring to the figure above e Ensure also that the spring is seated correctly in the locating channel and does not protrude from either end 21 Release the thermistor harness from the hooks on the fixing unit frame and then remove the one M3x12 Taptite screw and remove the thermistor hooks Fixing unit frame Taptite cup M3x12 Fig 4 45 NOTE When re assembling the thermistor to the fixing unit frame ensure the direction of the thermistor is correct referring to the figure below Fixing unit frame Taptite cup M3x12 Fig 4 46 4 25 CHAPTER 4 DISASSEMBLY RE ASSEMBLV 22 Press the two catches ho
137. cket and switch lift up the main cover to remove it complete with the rear cover Rear cover Main cover Fig 4 22 4 13 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY 3 Bend the tray extension flap upwards slightly to remove the tray extension flap Tray extension flap Main cover Fig 4 23 Release the rear cover springs Left and Right from the hooks on the main cover E Remove the rear cover complete with the rear cover springs Left and Right from the main G 6 Remove the four pinch rollers and four pinch roller springs by moving them to the vertical and then removing them by lifting them upwards Rear cover Pinch roller Pinch roller spring Rear cover Rear cover spring R L Pinch roller Main cover Fig 4 24 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY 3 8 Laser Unit 1 Remove the three M3x16 Taptite screws 2 Push the P harness cover to the right to release it from the hook and remove the P harness cover 3 Disconnect the LD harness and the polygon motor connector 4 Taking care not to touch the lens and mirror remove the laser unit LD harness Taptite cup M3x16 Polygon motor harness Taptite cup M3x16 Laser unit Taptite M3x16 Polygon motor harness Fig 4 25 6 Never touch the reflect mirror and lens inside the laser unit If there is any dirt or dust on the mirror or lens blow it off using an air gun Ne
138. d on the information available in September 1999 4 Parts are subject to change in design without prior notice e 5 aaa 1 1 ji a la 3 atii LE mr U 5 qala cipe 9 Ti 11 PLU NDA EORUMDEM POUR ONE 13 LOW VOLTAGE POWER SUPPLY 13 HIGH VOLTAGE POWER SUPPLY PCB eere 15 EN 15 E A A O A A A EPA E EN 17 pE 19 19 21 1 FRAME DRIVE REF NO CODE DESCRIPTION SYMBOL REMARK con 19311001 087320616 14069001 000300415 14432001 118984001 LJ4745001 UL9099001 UK4405001 087320616 UL8507001 UL9104001 087320616 LJ8031001 087320616 LE1169001 UL8970001 LJ5591001 UL8985001 1 MAIN MOTOR ASSY TAPTITE CUP M3X6 SOLENOID ASSY SCREW BIND M3X4 TAPE 32X12 LINK FAN MOTOR UNIT TONER EMPTY PCB UNIT LIGHT EMISSION B512038 PANEL PCB ASSY B512048 TAPTITE CUP S M3X6 RUBBER FOOT TONER EMPTY PCB UNIT LIGHT RECEPTION B512037 TAPTITE CUP S M3
139. dy Alarm RAM check 4 density pattern print mode NOTE e he NV RAM value dump mode is not incorporated in some models e oprint the test pattern tests in the table above close the front cover Opening the front cover again will stop the test print 6 53 CHAPTER 6 TROUBLESHOOTING Factory inspection mode The factory inspection mode is used to check if the sensors in the printer are functioning correctly In the process of this inspection the LEDs and the control panel button are also checked On entering this mode the LEDs show the status of the respective sensors as shown in the figure below 4 Toner sensor 4 Rear registration sensor Front registration sensor w Upper paper cassette sensor HL 1250 1270N only lt Button unpressed Fig 6 12 Toner sensor ON The toner cartridge is installed Drum LED ON OFF No toner cartridge is installed Drum LED OFF Hear registration sensor ON Paper is detected Ready LED ON OFF No paper is detected Ready LED OFF Front registration sensor ON Paper is detected Alarm LED ON OFF No paper is detected Alarm LED OFF Upper paper cassette ON No paper cassette is installed Data LED ON sensor HL 1250 1270N only OFF The paper cassette is installed Data LED OFF For checking more sensors press the panel button The LEDs show the status of the respective sensors as shown in the figure below t Paper eject sensor t Lower pa
140. e back of pre printed paper if the paper is curled be sure to straighten the paper as much as possible Different types of paper should not be loaded at the same time in the paper cassette to avoid any paper jams or misfeeds 1 9 CHAPTER 1 GENERAL 3 5 2 Paper cassette capacity 1 Maximum load height Paper cassette Normal paper Up to 27mm 1 06 inches in height 250 sheets of 80 g m A4 Letter paper lt gt 10 sheets Paper feed conditions Type Weight Cassette Manual feed 1 sheet 64 to 80 g m Normal paper cut sheet 250 sheet a a a fowanizes x 3 5 3 Print delivery 1 Output tray stacking capacity Maximum 150 sheets 80 g m face down only 2 Straight paper path output at the rear of the printer capacity 1 sheet Thicker paper printing is recommended face up only NOTE e When using the straight paper path feed and the rear outout method for thicker paper printing lift up the rear cover at the rear of the printer e Face down Delivery with the printed face of the paper downwards Face up Delivery with the printed face of the paper upwards CHAPTER 1 GENERAL 3 6 Printing Area 3 6 1 Effective printing area The effective printing area means the area within which the printing of all the data received without any omissions can be guaranteed 1 Supported by the engine 2 Supported by the emulation 208mm 4 23mm NOTE e heunits in the ab
141. e cover open the regulations of VBG 93 and the performance instructions for VBG 93 are valid CAUTION case of any trouble with the laser unit replace the laser unit itself To prevent direct exposure to the laser beam do not try to open the enclosure of the laser unit ACHTUNG Im Falle von St rungen der Lasereinheit diese ersetzt werden Das Geh use der Lasereinheit darf nicht ge ffnet werden da sonst Laserstrahlen austreten k nnen Location of the laser beam window ADDITIONAL INFORMATION When servicing the optical system of the printer be careful not to place a screwdriver or other reflective object in the path of the laser beam Be sure to take off any personal accessories such as watches and rings before working on the printer A reflected beam though invisible can permanently damage the eyes Since the beam is invisible the following caution label is attached on the laser unit CAUTION INVISIBLE LASER RADIATION WHEN OPEN AND INTERLOCK DEFEATED AVOID DIRECT EXPOSURE TO BEAM CLASS 3B LASER PRODUCT ADVARSEL USYNLIG LASER STRALING NAR KABINETLAGET STAR ABENT UNGDA DIREKTE UDS ETTELSE FOR STRALING KLASSE 3B LASER VARNING OSYNLIG LASERSTRALNING NAR DENNA DEL AR OPPNAD SPARRAR URKOPPLADE STRALEN FARLIG KLASS LASER APPARAT VARO AVATTAESSA 590 ALUKITUS OHITETTAESSA OLET ALTTIINA LI LASERSATEILYLLE ALA KATSO SATEESEEN
142. e drum unit and printer body electrodes both on the failure connected correctly drum unit and in the printer body 6 24 6 TROUBLESHOOTING 2 Dark A User Check 1 Check the paper used meets the recommended paper specifications 2 Check the printers environment High temperature and high humidity conditions can increase the amount of background shading 3 Clean the corona wire with the wire cleaner 4 Try installing a new toner cartridge or drum unit Corona failure 1 Are the charge electrodes Clean both electrodes contact failure between the printer body and 3 the drum unit dirty Drum unit failure 2 Is the problem solved after Replace the drum unit replacing the drum unit with a new one Y Y Y Y Toner cartridge 3 Is the problem solved after Replace the toner failure replacing the toner cartridge cartridge with a new one the engine PCB secured Replace the high voltage power supply PCB correctly High voltage 4 Is the connections of the power supply connector between the high PCB failure voltage power supply PCB and Main PCB failure 5 Are there any disconnected Replace the main connectors PCB Engine PCB Are there any disconnected Replace the engine failure connectors PCB es es es es 6 25 CHAPTER 6 TROUBLESHOOTING 3 Completely blank Developing bias 1 Are the developing bias Clean the electrodes contact failure contacts between the pri
143. e file transfer finishes turn the printer power off and then turn it on again Press the panel button the demo printing starts NOTE e he above operation is effective for the demo printer version only If you implement the operation for a normal printer no demo page is printed e here are two types of PAN file XXX DEMO PHN to return the printer to a demo model and XXX CLH PHN to return the printer to the factory default settings Inspection Mode The printer incorporates various inspection modes such as the factory inspection mode and the test print mode The printer supports a factory inspection mode continuous grid pattern print mode 3 patterns print mode and NV RAM value dump mode Select the inspection mode you want to use following the steps below 1 Turn off the power switch of the printer 2 Open the front cover and turn on the power switch while holding down the control panel button 3 When the printer enters into the inspection mode the Drum LED is ON Holding down the panel button will cause the LEDs to turn ON in the order Drum Ready Alarm Data Drum When you release the button a mode is selected The mode selected is indicated by the LED which is ON when you release the button The inspection modes are assigned to the respective LEDs as shown below 3 patterns print mode grid zip black Drum Ready ROM code reprogramming mode only when flash memory is fitted Rea
144. e grounding contacts When using the printer for a special job such as printing of name caras print quality cannot be guaranteed A User Check 1 Check the printers environment Conditions such as humidity high temperatures etc may cause this situation to occur 2 If the whole page is light toner save mode may be on Disable toner save mode within Printer Properties tab of the driver 3 Try installing a new toner cartridge or drum unit Toner sensing 1 Can printing be started with the Check if the toner failure drum unit and toner cartridge sensor is dirty and printer side removed check the toner sensor connection Toner sensing failure toner cartridge side Is the problem solved when 4 The wiper of the toner or 5 pages are printed after the cartridge is defective toner cartridge is replaced with Replace the toner a full one cartridge High voltage 4 Is the harness connection Replace the high power supply PCB failure between the high voltage voltage power supply power supply PCB and the PCB engine PCB correct Engine PCB Main PCB failure Is the harness connection Replace the engine between the engine PCB and PCB or the main PCB the main PCB correct Dirt on the Is there any dirt on the scanner Yes scanner window window S Laser unit failure 7 Is the problem solved after Ye replacing the laser unit Drum 3 Are all the contacts between Clean contact connection th
145. e printing OVERRUN ERROR HL 1250 only If the error occurs again the RS 100M interface hardware may be damaged Replace the RS 100M SERIAL INTERFACE Press the panel button to resume printing INPUT BUFFER OVERFLOW HL 1250 only Check the communication parameter settings such as the handshake protocols on both the PC and printer are the same If the error occurs again the RS 100M interface hardware may be damaged Replace the RS 100M NOTE The communication parameter settings are printed on the Print Configuration sheet For details on how to print the Print Configuration sheet see Section 1 Print Configuration in Appendix 4 6 8 4 PAPER PROBLEMS 6 TROUBLESHOOTING When any paper related problem occurs ensure that the paper used meets the recommended paper specifications referring to Subsection 3 5 Paper in CHAPTER 1 41 Paper Loading Problems The printer does not load paper The printer does not load paper from the manual feed slot The printer will not load envelopes 1 Check that paper in the paper cassette is straight If it is curled straighten it before printing Sometimes it is helpful to remove the paper turn the stack over and put it back into the paper cassette Reduce the amount of paper in the cassette Keep paper loads below 27mm in depth Check that manual feed mode is not selected in the printer driver Re install the paper firmly into the manual feed slo
146. e the drum unit replacing the drum unit No toner 3 Is the toner in the toner Replace the toner cartridge with cartridge almost empty a new one Print paper 4 Is the problem solved after Yes Damp wet paper might be changing to specified freshly used Recommend to change unpacked paper freshly unpacked paper Environment 5 Does the problem still appear Y 1 Replace the drum unit after the printer has warmed 2 Advise the user of the up specified print environment Yes Yes Yes es 6 34 6 TROUBLESHOOTING NOTE Clean the drum unit as follows 1 Remove the toner cartridge from the drum unit Place the printing samples in front of the drum unit and find the exact position of the image defect _ Drum unit 4 Position of smudge on the drum 94mm interval Printing sample Fig 6 7 2 Turn the drum gear by hand while looking at the surface of the photosensitive drum Photosensitive drum Fig 6 8 3 Wipe the surface of the photosensitive drum with a cotton swab until the dust or paper powder on the surface comes off Photosensitive drum Fig 6 9 6 e Do not wipe the surface of the photosensitive drum with something sharp ball point pen etc e Use cleaning liquid which is 50 50 mixture of ethyl alcohol and pure water 6 35
147. ed by the number of drum rotations Since the drum counter printed in Print Configuration HL 1240 1250 1270N or Test Print HL 1030 is an actual page counter after a new drum unit is replaced the drum unit life may be different from the drum counter Fig A 3 For details on the difference between the drum unit life and drum counter refer to the drum unit life calculation below How to calculate drum unit gt Printing time for 1 page job in discontinuous printing 14 seconds Page counter reduced by the number of drum rotations Time of motor rotation 14 sec Example 1 6 14 14 1 43 14 14 1 2 pages job 6 14 5 14 1 79 14 5 14 1 36 16 pages job 6 14 5 15 14 6 79 14 5x 15 14 6 36 If printing 1 page per job with cold start the drum unit is decreased earlier NOTE For information on how to understand the numbers on the right below the bar see the following sections 4 How to Read the Page Counter and 5 How to Read the Maintenance Information A 7 APPENDIX 4 How to Read the Page Counter The page counter is shown at the right upper corner in Print Configuration HL 1240 1250 1270N or at the bottom center in Test Print HL 1030 is also shown in the upper line on the right below the drum life bar and indicates the number of printed pages in units of 1 and 1 000 e Value in units of 1 The hexadecimal value stored
148. enter of the unit where the paper is fed depending on the setting or model Therefore the print speed is slowed in order to decrease the temperature on the edges after the specified time it is maximum print speed when you first start printing e speed is 12 ppm or more It varies depending on the paper size A 4 APPENDIX APPENDIX 4 HOW TO KNOW DRUM UNIT LIFE amp PAGE COUNTER If you want to know the drum unit life or the number of printed pages you should print out the Print Configuration page for the HL 1240 1250 1270N printer or print out the Test Print page for the HL 1030 NOTE The page counter drum counter and drum unit life bar are NOT printed on the Print Configuration page for some models For those models use the Printer Information tool which indicates the page counter etc on the PC screen referring to Section 3 Printer Information in APPENDIX 5 Print Configuration for HL 1240 1250 1270N only 1 Turn on the power switch of the printer while pressing the printer control panel button 2 Release the panel button when the Drum LED comes on 3 Press the panel button again and release it when the Ready LED comes on 4 Print the Print Configuration page The page counter and drum counter are printed at the right upper in Print Configuration Refer to the figure below Note that the drum counter is an actual page counter after a new drum unit is replaced and may be different from the drum un
149. er 3 28 6 28 pressure roller 4 24 pressure roller holder 4 6 pressure roller 4 6 Print Configuration 6 52 5 print delivery 1 10 6 52 print guaranteed area 1 11 print method 1 5 PRINT 1 6 6 6 8 1 5 print 1 1 1 5 4 printer driver 1 1 1 6 printer A 14 printer status monitor 1 1 OOC M 1 8 Q Quick Print Setup 1 1 H RAM 6 53 Ready LED e 2 13 rear COVER 1 4 4 14 rear registration sensor 3 23 rear registration sensor lever 3 21 recommended 1 9 Remote Printer Console 1 2 3 16 FESO MIO PEN 1 1 1 5 RESOLUTION ADAPTED 6 6 6 8 FO 3 10 ROM code reprogramming mode 6 53 ROM ENOT 6 5 6 22
150. er goes back to the Ready status after the toner sensor does not detect the drum unit the printer starts to recognize the main motor 6 56 APPENDIX APPENDIX 1 SERIAL NO DESCRIPTIONS The descriptions below show how to understand the meanings of the numbers printed on the labels or bag of the printer and printer parts ID for production month gt A January B February C March D April E May F June G July H August September K October L November M December lt ID for factorv gt 9 Plant A Mie Brother C BIUK J Buji Nan Ling Factory 1 Printer printed on the label attached on the rear of the main body MODEL NO SERIAL NO XXXXXXG9J111101 SEQUENTIAL NO FACTORY ID NO YEAR MONTH 2 Process unit imprinted on the aluminum bag Drum unit with toner cartridge 9F3 YEAR MONTH M DATE FACTORY ID NO 3 Drum unit printed on the bar code label attached inside the drum unit F99100104 MONTH YEAR SERIAL NO FACTORY ID NO A 1 APPENDIX 4 Toner cartridge imprinted on the aluminum bag 9F30 J YEAR MONTH DATE FACTORY ID NO RUM printed on the bar code label attached on the toner cartridge 900102 SERIAL NO CARTRIDGE PRODUCTION INFO F99600199 MONTH VEAR SERIAL NO FACTORY ID NO 5 Laser unit on the laser unit 2
151. etwork software from the Network Control panel and then reinstalling them as follows e First install the IPX SPX Compatible Protocol or the TCP IP protocol if you are using a later version of JetAdmin the Client for Microsoft Networks and the network adapter card driver e nstall the Latest HP JetAdmin software e Restart the system and then add the HP JetAdmin service Windows 95 98 NT 4 0 Peer to Peer Print NetBIOS Troubleshooting If you are having trouble printing on a Windows 95 98 NT 4 0 or later Peer to Peer network NetBIOS check the following 1 Make sure that the Brother NetBIOS Port driver is securelv installed and configured according to the Windows 95 98 4 0 Peer to Peer NetBIOS chapters You may find that during the installation of the port driver the screen that prompts you for a Port name is not displayed This happens on some Windows 95 98 NT 4 0 computers Press the ALT and TAB keys to make it appear Make sure that the print server is configured to be in the same workgroup or domain as the test of your computers It may take several minutes for the print server to appear in the network neighborhood Internet Print TCP IP Troubleshooting 1 The first step in troubleshooting is to make sure that you have a valid E mail connection on both the sending PC and the receiving print server Try sending an E mail message from the PC to a user at the remote site who can receive mail via the
152. f you can clear the problem using the Troubleshooting for printer won t print tool described in the previous section 1 When you start the program the dialog box shown below appears Follow the steps described in the box then click the OK button Diagnostics This tool helps you ta repart your PC environment in order investigate the cause of problems af Frinter wont print and Printer prints garbage ar Incorrect fonte Before using this tool refer ta Troubleshooting for printer wont print and see ifvau can salve the problem or not Ift Troubleshooting does nat salve your problem use the tool by following the procedure below Then send the repart created ta the service center Sure 1 The printer is powered an 2 Check ifthe parallel cable is connected securely 3 the target printer as the Default Printer in Control Panel 4 This diagnostics program will automatically make a log file in the following directory as HRDIAG L OG If you wish ta use another name vau can change it now 5 Click the OF button Report GAYYS50SR2 U5 brdiag log Cancel Fig A 10 2 The message below appears click the OK button if you want to check whether there is any incorrect data or not If you do not want to check it click the Cancel button Printer Interface Check Test data will be sent to your printer ta check if there any incorrect data or nat Load a sheet of paper inta the printer Ca
153. from the PC into DRAM as controlled by the DMA controller The transmission speed is 12Mbps 3 Engine GA transfer circuit Communicates with the engine GA by a full duplex synchronous serial method The communication speed is 2Mbps 180 C42 R75 751 1 o 0154 TP2155b 8711110 U4 A 67 IRESETN 181 sour 123 o 22 our 20 Irn Vc SCL VCLK Wo c29 le 3e 72MHZ C38 XXX R73 R74 XXX C37 Y2 DV USB CLOCK 48 00000 2 C66 R108 e5 UCLKIN x av Giet XTAL Fig 3 7 3 7 45 INTREVN 36 JINTREVNI 37 XSENN 90 REVING 91 REVIN1 REVIN2 93 REVIO1 41 8 Jusgvcc 12 JusBpp 11 USBDN 105 5 81 78 BRESIST 17 138 ADR2 137 83 134 ADR4 33 ADR5 H32 ADRE HSL ADR7 38 ADR H29 ADRI ADR18 ADR11 3 ADR12 amp 131 143 ADR14 142 0815 141 ADR16 242 17 139 18 128 19 127 8 ADR21L 4 BUSENN 4 BUSDIRI 16 CSROMNO 33 CSROMN1L 34 CSRsvNg 2 CSRSVN1 39 ScL 88 SDA 3 HscLk 18 RASN2 22 RASN3 S CASN2 casnit 28 CASN2 23 casn3 22 FLTN 38 sLcT 2 43 cpccackn
154. g m 17 to 28 Ib 0 08 to 0 13 mm 0 003 to 0 005 in 4 to 6 by weight Manual Feed Slot Basis weight 64 to 158 g m 17 to 43 Ib 75 to 90 g m 20 to 24 Ib single thickness Caliper 0 08 to 0 2 mm 0 003 to 0 008 in 0 084 to 0 14 mm 0 003 to 0 005 in single thickness Moisture content 496 to 696 by weight 4 to 6 by weight 3 Recommended paper Letter Xerox 4200 75 g m Xerox 80 Premier Paper 80 g m e Label Avery laser label or equivalent e CG3300 or equivalent 6 When you are choosing print media be sure to follow the information given below to prevent any paper jams print quality problems or printer damage It is recommended to use long grained paper for the best print quality If short grained paper is being used it might be the cause of paper jams Use neutral paper Do not use acid paper to avoid any damage to the drum unit Avoid using coated paper such as vinyl coated paper Avoid using preprinted or highly textured paper It is recommended to use labels or transparencies which are designed for use in laser printers Avoid feeding labels with the carrier sheet exposed or the printer will be damaged Before loading paper with holes such as organizer sheets be sure to fan the stack well Do not use organizer sheets that are stuck together The glue that is used might caused damaged to the printer When printing on th
155. g unit cover Eject actuator spring Fig 4 48c 4 26B 3 11 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY Base Plate 1 Turn the main frame upside down 2 Remove the five 4 10 Taptite screws and 16 sixteen M3x8 Taptite screws from the base plate 3 Slide the base plate to the rear of the printer to remove it 6 CAUTION Do not remove the ground wire connected to the base plate if it is not necessary to remove the low voltage power supply unit Unnecessary disconnection of the ground wire may cause increased printer noise Taptite bind 4 10 Taptite bind M3x8 Taptite bind M3x8 Taptite bind M3x8 Fig 4 48 4 27 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY 6 e When re assembling the base plate be sure that the ground wire connected to the paper feed roller ASSY is fixed into the slit on the plastic chute referring to the figure below Ground wire Plastic chute slit 7 2 MT 17 v frame e When securing the screws to assemble the base plate ensure you use the jig shaft referring to the figure below so that the engine PCB is assembled correctly Taptite bind 4 10 Base plate 4 28 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY 3 12 PCB ASSY NOTE For HL 1250 1270N only Ensure that any installed SIMM memory is removed BEFOHE removing the main PCB 1 Remove the two M
156. gh the Windows printer driver supplied with your printer Sleep Mode Power Save Mode oleep mode automatically reduces power consumption when the printer is not in use for a certain period of time The printer consumes less than 5W HL 1030 1240 6W HL 1250 or 12W HL 1270N when in sleep mode Low Running Cost oince the toner cartridge is separate from the drum unit you need to replace only the toner cartridge after around 3 000 pages for the standard cartridge and around 6 000 pages for the optional high capacity cartridge which is both cost both effective and ecologically friendly 1 2 CHAPTER 1 GENERAL Bar Code Print for HL 1250 1270N only The printer can print the following 11 types of bar codes Code 39 US PostNet EAN 8 Code 128 ISBN c EAN 13 c Interleaved 2 of 5 c EAN 128 Codabar UPC E Network Feature for HL 1270N oniv The Brother printer has built in multi protocol network capabilitv as standard This allows multiple host computers to share the printer on a 10 100Mbit Ethernet network Any users can print their jobs as if the printer was directly connected to their computer Users on Windows 95 98 Windows UNIX Novell Apple Macintosh LAN server and OS 2 Warp server computer simultaneously can access this printer For further information see the Network User s Guide supplied with the printer 1 3 1 2 OVERVIEW Front View
157. he bearing and the paper pick up roller ASSY from the shaft Paper pick up roller shaft Bearing Paper pick up roller ASSY Fig 4 68 4 38 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY 3 22 Paper Feed Roller ASSY NOTE Be sure to remove all the covers and the PCBs before removing the paper feed roller ASSY 1 Unhook the black plastic hook on the shaft to remove gear 21 Gear 21 6 The plastic hook holding gear 21 will break easily if it is not fully released before the gear is pulled to remove it Ensure that the hook is fully released BEFORE attempting to remove gear 21 2 Turn the main frame the right way up 3 Unhook the hook on the bearing then slightly slide the paper feed roller ASSY to the drive unit side 4 Lift up and remove the paper feed roller with the bearing and joint and remove the bearing and joint from the paper feed roller ASSY Paper feed roller ASSY Bearing 4 39 CHAPTER 4 DISASSEMBLY AND RE ASSEMBLY PR2000051 3 23 Outer Chute 1 1 Remove two M3x6 Taptite screws and two M3x8 Taptite screws to remove the outer chute 2 ASSY 2 Unhook two hooks using a slotted screwdriver and then remove the outer chute 1 Outer chute 1 Outer chute 2 ASSY Fig 4 70a 4 39A CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY PACKING 4 Insertion sheet Accessory bag Accessory carton Drum Unit with Toner Cartridge included Pad
158. he best print performance be sure to clean the electrical terminals inside the printer 1 Turn off the power switch and unplug the power cord 2 Remove the drum unit from the printer 3 Wipe the electrical terminals as shown in the figure below with a soft dry cloth 5 6 CHAPTER 5 PERIODIC MAINTENANCE 4 MTBF MTTR The meantime between failure MTBF and the meantime to repair MTTR for this printer are as follows MTBF Up to 4 000 hours MTTR Average 30 minutes 5 CHAPTER 5 PERIODIC MAINTENANCE 5 8 6 TROUBLESHOOTING CHAPTER6 TROUBLESHOOTING 1 INTRODUCTION 1 1 Initial Check 1 Operating environment Check e The source voltage stays within 10 from the rated voltage shown on the rating plate e The printer is installed on a solid level surface e The room temperature is maintained between 10 C and 32 5 C The relative humidity is maintained between 20 and 80 e The printer is not located in a dusty place e The printer is not exposed to ammonia fumes or other harmful gases e The printer is not located in a hot or humid area Such as near water or a humidifier e The printer is not exposed to direct sunlight e The room is well ventilated e The printer is not placed where the ventilation hole of the printer is blocked Print paper Check if e A recommended type of print paper is being used If the paper is too thick or too thin or tends to curl p
159. he cassette Cassette cover film Taptite TORX pan M3x8 SD Paper cassette Paper cassette cover Fig 4 6 NOTE e The cover film must not be reused after it has been removed Always replace it with a new one e he screw securing the paper cassette cover indicated RED in the figure above is very special When disassembling re assembling the screw you need a special screw driver Refer to the parts reference list 4 5 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY 5 Keeping the paper cassette upside down release the pressure roller holder assembly from the cassette by releasing the metal mounting plate from the plastic retaining boss Use a flat screwdriver to press the metal plate forwards until it clears the boss and then remove the pressure roller holder assembly downwards from the cassette 6 Remove the cassette pressure roller from the assembly then remove the pressure roller shaft from the pressure roller 7 Remove the sponge holder ASSY from the holder The two sponge holder springs will also come off Pressure roller shaft CN Sponge holder ASSY eos gt Paper cassette Pressure roller holder Flat screwdriver Fig 4 7 8 Keeping the paper cassette upside down remove the two M2 6x5 Taptite screws 9 Unhook the catches of each side guide then press the lock lever towards the front of the cassette to release the pressure plate Taptite cup M2 6x5 Side guide rack 2
160. he printer is restored to the factory setting and permanent fonts and macros are cleared The printer returns to the ready status after printing Data Hex Dump Print The printer can print data as hexadecimal HL 1240 1250 1270N values so that you can check data errors and only problems To exit from this mode you have to turn off the printer For the demo printer Once you have sent any data from a PC to a demo printer to print the demo printer turns into a normal printer Follow the procedures below to return it to being a demo printer Sending the print file using the Brownie utility 1 Download the Brownie utility and the PAN file for your language from the Printer Utility DB of Lotus Notes and install the Brownie software onto your PC 2 Open the Brownie utility and select the printer you want to return to being a demo printer 3 Open Explorer and find the PAN file you have downloaded in step 1 then drag the file onto the Brownie window 4 Once the Brownie utility has finished sending the PRN file turn the printer power off and then turn it on again b Press the panel button the demo page printing starts 6 52 10 2 6 TROUBLESHOOTING Sending the print file from the DOS box 1 Download the PRN file for your language from the Printer Utility DB of Lotus Notes 2 Enter the following command in the DOS box then press the Enter key Copy demo file gt When th
161. ig 3 28 3 22 2 2 2 2 1 2 2 2 CHAPTERS THEORY OF OPERATION Paper Transfer Paper supply The paper pick up roller picks up one sheet of paper from the paper cassette every time it is rotated and feeds it to the paper feed roller Pinch roller Paper feed roller Paper pick up roller Front registration i Pinch roller sensor lever pn Pressure plate Separation pad Fig 3 29 The paper is gripped between the paper pick up roller and the separation pad and separated into individual sheets The pick up roller is directly connected to the clutch mechanism whose rotation is stopped by the stopper arm When the pick up solenoid is activated the clutch mechanism is engaged by the solenoid action and the paper pick up roller is driven The paper drawn out of the tray by the pick up roller pushes against the front registration sensor lever and the paper top position absence of paper is detected by sensing the motion of the lever Paper registration After the paper top position is detected by the front registration sensor the paper separated into individual sheets by the paper pick up roller is fed further for a specified time and the paper top position reaches the paper feed roller so that the paper skew is adjusted Then the solenoid is turned off the paper feed roller starts turning and the paper is fed to the transfer block in the drum unit Photosensitive drum Y S A
162. igh voltage 5 Is the problem solved after Replace the high power supply replacing the high voltage voltage power supply PCB failure power supply PCB PCB Main PCB failure Is the problem solved after Y Replace the main replacing the main POB es es es Harness 4 Is the laser unit connected to No Connect the harness connection the main PCB correctly between the laser unit and the main PCB correctly 5 6 27 CHAPTER 6 TROUBLESHOOTING 5 Dirt on the back of paper Fixing unit dirty Is the pressure roller dirty Clean the pressure roller referring to the following Is any other area in the printer procedure dirty Dirt in the drum Is the transfer roller dirty Replace the drum unit unit Replace the high voltage power supply PCB NOTE e his problem may disappear after printing approximately 10 pages of completely blank sheets e he dirt on the back of paper as shown at the right is caused by toner on the star wheel hooks in the fixing unit This problem may disappear after printing a few Is the problem solved after replacing the drum unit pages Fig 6 6 How to clean the pressure roller Clean the pressure roller as follows 1 Setthree or more sheets of paper in the paper cassette 2 Open the front cover and turn on the power switch while holding down the control panel button Release the panel button when the Drum LED is on Close the front cover
163. ii Follow the instructions that appear on the screen 2 6 CHAPTER 2 INSTALLATION AND BASIC OPERATION 3 3 Using the USB Interface for Windows 98 only For the HL 1240 1250 1270N printers the USB interface cable can be connected between the printer and PC Prepare the printer to use the USB interface following the steps below 3 3 4 Connect the USB interface cable 1 Check that the printer power switch is on 2 Connect the USB interface cable to the computer then connect it to the printer USB interface Fig 2 1 4 cable 3 3 2 Install the USB driver 1 The Add New Hardware Wizard window will appear Click the Next button 2 Select Search for the best driver for your device Click the Next button 2 7 CHAPTER 2 INSTALLATION AND BASIC OPERATION 3 Insert the supplied CD ROM into the CD ROM drive and select CD ROM drive Click the Next button 4 Click the Next button then the USB driver will be installed 5 Click the Finish button 6 Click the Yes button then your PC will re start 2 8 Fig 2 20 CHAPTER 2 INSTALLATION AND BASIC OPERATION 3 3 3 Set the PC printer port 3 4 Your PC printer port has to be set to USB port 1 Click the Start button and select Printers in Settings 2 Select your printer model icon in Printers so that the printer icon is highlighted 3 Select Properties from the File menu then click the Details tab 4 Select
164. in the IP address of the print server This will stop your PC from trying to connect to your ISP or proxy server every time you wish to look at the printer server Make sure that you are using the proper Web Browser we recommend Netscape Navigator version 3 0 or later Microsoft Internet Explorer version 3 02a or later 6 51 CHAPTER 6 TROUBLESHOOTING 10 INSPECTION MODE 10 1 Test Print Mode The printer incorporates various test print modes oelect the test mode you want to use following the steps below 1 Turn off the power switch of the printer and check that the front cover is closed 2 Turn on the power switch while holding down the control panel button Press the button until the Drum LED comes on The Drum LED illuminates to indicate that the printer enters into the test print mode 3 If you want to execute the test print release and then press the button again when the Drum LED comes on If you want to execute another option hold down the button to select it as shown in the table below Release and then press the button to execute the selected option Drum Test Sample Page The printer prints a test sample page The printer returns to the ready status after printing Print Configuration amp The printer prints the current configuration of Print Fonts the printer and a list of the internal fonts The HL 1240 1250 1270N printer returns to the ready status after printing only Alarm Factory Reset T
165. it life shown in the drum life bar For details see Section 2 How to Read the Drum Unit Life Sample HL 1240 for Europe PRINT CONFIGURATION ROM VERSION 0 48 Page counter and PAGE COUNTER 54 DRUM COUNTER 54 SIZE E drum counter are printed here EMULATION EMULAT ON HP LaserJet MODE gt INTERFACE MODE AUTO TIME OUT s 5 PRL SETTING HIGH SPEED ON ON FORMAT ORIENTATION PORTRAIT AUTO MODE AUTO LF OFF AUTO WRAP OFF AUTO SKIP ON PAGE FORMAT MODE FFSET RESOLUTION MODE RESOLUTION DPI 300 PAGE PROTECTION PROTECT ADVANCED MODE NETWORK MODE AUTO OFF WAIT TIME s 5 CONTINUE MODE MANUAL lt FONT gt PRIMARY SELECT FONT BROUGHAMIO SYMBOL SET PC B SECONDARY SELECT FONT BROUGHAM 0 SYMBOL SET PC B MANUAL FEED OFF MEDIA TYPE REGULAR lt COPY PAGES gt COPY PAGES 1 lt ECONOMY gt TONER SAVE DFF POWER SAVE ON TIME QUT m 5 0 Drum Life 100 99 4 Fig 1 APPENDIX NOTE The descriptions printed in Print Configuration vary depending on the printer models or countries Test Print for HL 1030 only 1 Turn on the power switch of the printer while pressing the printer control panel button 2 Release the panel button when the Drum LED comes on 3 Press the panel button again and release it when the Drum LED comes on 4 Print the Test Print page The page counter and drum counter are p
166. k that the slide switch of the serial interface is in the correct position and the serial interface setting are correctly set up with the DIP switches Failure inside 1 Is it possible to print the test the printer page with the method of Subsection 10 1 Test Print Identify the error type then refer to the specified section of this chapter Mode in this chapter Main PCB Is it possible to print with failure another PC printer cable and RS 100M 2 Replace the main PCB 100 failure 3 Is it possible to print with Replace the RS 100M another PC and cable Yes This problem may appear under the specified system environment Check the environment which the user used 5 3 Unable to print from application software under DOS User Check Check that the DOS application software interface settings match that of your printer Check if the printer has any printer alarms active Check if the appropriate printer is selected in your application software HL 1250 only If the serial interface is used check that the RS 232C serial interface is selected with the slide switch Check that the interface settings are correctly set up with the proper DIP switches Check that the serial parameters of baud rate parity and stop bits match between your application software and the printer Failure inside Is it possible to print the test Identify the error type then the printer page with the method of refer to the specified sec
167. ld be exercised even if the power switch is OFF because it is a single pole switch 6 18 6 TROUBLESHOOTING M 3 Main motor does not rotate Step Check Failure of 1 Is the connection of connector Reconnect the connector connector P9 on the engine PCB correct Engine PCB 3 Is the problem solved by Replace the engine PCB replacing the engine PCB Main PCB 4 Is the problem solved by Y Replace the main PCB replacing the main PCB No paper supplied Failure of 1 Is the contact of the solenoid Heconnect the connector connector connector on the engine PCB 2 3 Main motor 2 Is the problem solved by Yes Replace the main motor replacing the main motor es good Replace the engine PCB circuit slot and make a test print by pressing the control panel button Separation pad pick up roller failure Is the surface of the separation pad or the pick up roller dirty or worn out 1 Clean the surface of the separation pad or pick up roller 2 Replace the separation pad or pick up roller Replace the main PCB Engine PCB Set paper in the manual paper Paper pick up Does the voltage between pins No Replace the paper pick up clutch solenoid 2 SOLENOID and 1 24V of solenoid the P13 connector on the engine change from approx 24V DC to OV within the specified time 4 Is the problem solved by replacing the main PCB 6 19 6 TROUBLESHOOTING
168. ld be used for ALL HL 1030 1270N printers and the HL 1240 1250 printers whose serial No is the following number or later HL 1240 J9J211817 EXCEPT J9J212235 J9J217459 J9J219423 J9J219997 HL 1250 J9J221758 2 The old version of the high voltage power supply PCB HIGH VOLTAGE PS ASSY A LJ4176001 should be used for HL 1240 1250 whose serial No is before the number above and the numbers in the range of J9J212235 J9J217459 J9J219423 494219997 3 The old and new versions of the high voltage power supply PCB are incompatible each other MODEL HL 1030 1240 1250 1270 1270N 84U Z04 Z01 Z02 Z05 Z03 220 NO PR99153 PR99165 11 AC CORDS UH1051001 AC CORD UL CSA UK4503001 AC CORD ASSY SAA UK4502001 AC CORD ASSY SEV UK4099001 AC CORD CHLI UH1054001 AC CORD BS U34322001 AC CORD 6 ISRAEL U34320001 AC CORD 4 BS UK4094001 AC CORD DEMKO UK4501001 AC CORD ASSY VDE UK3610001 AC CORD ASSY CHN96 LJ8288001 AC CORD ASSY IND MODEL HL 1030 1240 1250 1270 1270N 84U Z04 Z01 Z02 Z05 Z03 230 NO PR99179 PR2000055 15 10 HIGH VOLTAGE POWER SUPPLY MODEL HL 1030 1240 1250 1270N 84U Z04 Z01 Z02 Z03 220 11 AC CORD MODEL HL 1030 1240 1250 1270N 840 204 201 202 203 23 0 T I NO PR99179 PR2000055 246 2 ACCESSORIES LJ8161001 1 DRIVER DISK ASSY 1 HL 1030 LJ8162001 PR DRIVER DISK ASSY 2 HL 1030 UK4387001 PR DRIVER DISK ASSY 1 HL 1240 UK4392001 PR DRIVER DISK ASSY 2
169. lding the idle gear 13 to the frame and then remove the idle gear 13 Slide the first eject roller to the left until the slot in the roller shaft aligns with the slot in the frame and then remove the roller by pulling it forwards Fixing unit frame Fig 4 47 23 Remove the eight eject pinch rollers and pinch springs by lifting them upwards until the springs release from the frame ot Fixing unit frame Pinch spring Eject pinch roller Fig 4 48 4 26 4 DISASSEMBLV AND RE ASSEMBLY PR2000057 24 Turn the frame up side down Remove the black films 4 pcs and then remove the pick off fingers 4 pcs using a piece of tweezers Pick off finger Tweezers va 7 Pick off finger Fig 4 48a 25 Release the paper eject actuator from the hook on the fixing unit cover and then slide the paper eject actuator to the right direction to remove the paper eject actuator and the eject paper spring from the fixing unit cover Paper eject actuator Eject actuator spring N 19 s Aw N Fixing unit cover Fig 4 48b 4 26A CHAPTER 4 DISASSEMBLY AND RE ASSEMBLY PR2000057 NOTE When re assembling the paper eject actuator and the eject paper spring to the fixing unit cover ensure the paper eject actuator is seated correctly in the locating channel referring to the figure below Paper eject actuator Fixin
170. llow it to reach room temperature If the drum unit is unpacked soon after it is moved from a cold room to a warm room condensation may occur inside the unit which may cause incorrect images Instruct the user to allow the unit to come to room temperature before unpacking it This will take one or two hours 1 2 Warnings for Maintenance Work To avoid creating secondary problems by mishandling follow the warnings below during maintenance work N WARNING 1 Always turn off the power switch and unplug the power cord from the power outlet before accessing any parts inside the printer 2 Some parts inside the printer are extremely hot immediately after the printer is used When opening the front cover or rear cover to access any parts inside the printer never touch the red colored parts shown in the following figures 6 2 6 TROUBLESHOOTING 1 3 Identify the Problem If you encounter any printer error or problem first identify it referring to the chart below then see the appropriate section NOTE The following troubleshooting sections contain both the actions which users should take or check and the ones which service technicians should perform The printer does not print Printed page has a problem LED is blinking 2 1 Operator Calls 2 7 Image Defects 4 2 Paper Feeding Problems Turn off and on the printer itch i i J 8 Incorrect Printout The same error appe
171. n Apple Menu Are the following items indicated in the USB box of the Device and Volumes tab e Product ID 6 6 for HL 1240 7 7 for HL 1250 or 8 8 for HL 1270N e Vender Brother International Corporation or Ox4f9 Driver installation Are there the following files in the Extensions Folder of System Folder For System 8 6 or higher e BR Backgrounder e BR PrintMoniter USB e HL 1200 MFL Pro e USBPrintDriver For System 8 1 8 5 8 51 e BR Backgrounder e BR PrintMoniter USB e HL 1200 MFL Pro e USBPrintDriver BR6 e USBPrintDriver BR7 e USBPrintDriver BR8 e USBPrintDriver BR9 e USBPrintDriver BRA e USBPrintDriver BR100 NOTE The value or alphabet following BR is a product ID 6 17 Check the printer is turned on and the USB interface cable is connected correctly Check that the USB cable used is the shielded twisted pair type and 5 m or less Try to connect the printer and PC with the USB cable directly Try to re install the printer driver Turn off the printer and PC power switch and check all connections between them Then turn them on again CHAPTER 6 TROUBLESHOOTING 6 MALFUNCTIONS When taking countermeasures for malfunctions as described in this section check connectors for contact failure before measuring the voltage at the specified connector pins 1 No AC power supplied Possible cause Supply voltage I
172. n length Check that the printer cable is not damaged or broken Check also that the printer cable is connected to the correct interface connectors of both the printer and PC If an interface switching device is used remove it and connect the computer directly to the printer and try again Check that the appropriate printer driver is selected as Set as Default Check also that the correct print port is set for the selected printer driver Check that the printer is not connected to the same port which is also connected to a mass storage device or scanner Remove all other devices and connect the port to the printer only Turn off the printer status monitor in the device options tab in the printer driver If the print port is set as an ECP port change it to a normal port Try printing the test page referring to Subsection 10 1 Test Print Mode in this chapter Try resetting the factory settings Failure inside 1 Is it possible to print the test Identify the error type then the printer page with the method of refer to the specified section of Subsection 10 1 Test Print in this chapter this chapter Main PCB Is it possible to print with Replace the main PCB failure another PC printer cable and 5 100 RS 100M 3 Is it possible to print with No Replace the RS 100M failure another PC and cable Yes This problem may appear under the specified system environment Check the environment which the user used
173. ncel Fig A 11 A 12 APPENDIX 3 If you click the OK button in Step 2 the dialog box below appears 5 5 of using the Printer Interface check tool Please click an the result your printer reported Print aut B print or prints Garbage c Prints the following error print error print mode gt lt parameter gt lt address gt lt datal gt lt dataz gt 01 FF FF 0001 00 01 FF FF 0002 01 01 FF FF 0003 02 01 FF FF 0004 03 Fig 12 4 Check the result that the printer reported and click the A B or C button depending on the result 5 The created log file is shown on the PC screen The software will ask whether you wish to print the log file or not Send the log file created with this tool to investigate the problem to the authorized service center 13 APPENDIX 3 Printer Information The drum unit life or page counter is printed on Print Configuration HL 1240 1250 1270N or Test Print HL 1030 in some countries as described in APPENDIX 4 HOW TO KNOW DRUM UNIT PAGE COUNTER This tool also shows the printer information such as printer version or page counter for all models only when the printer is connected to a parallel port 1 When you start the program the dialog box shown below appears Printer Information You can use this tool only when your printer is connected ta a parallel port LPT part 1 3 you are u
174. ng Cleaning with volatile liquids such as thinners or benzene will damage the surface of the printer 3 2 Cleaning the Drum Unit When replacing the drum unit or toner cartridge with a new one be sure to clean the drum unit 1 Turn off the power switch and unplug the power cord 2 Remove the drum unit from the printer 3 Clean the primary corona wire inside the drum unit by gently sliding the wire cleaner blue tab to the right end and left end several times Home position A Fig 5 7 4 Return the cleaner to the home position Make sure that the wire cleaner on the drum unit is returned to the home position mark position before re installing the drum unit into the printer or printed pages may have vertical stripes 5 Install the drum unit into the printer 5 5 CHAPTER 5 PERIODIC MAINTENANCE 3 3 Cleaning the Scanner Window When replacing the drum unit or toner cartridge with a new one be sure to clean the scanner window 1 Turn off the power switch and unplug the power cord 2 Remove the drum unit from the printer 3 Gently wipe the scanner window colored magenta in the figures below with a soft dry cloth 77 __ NEM NN oe p snm Fig 5 8 Do not touch the scanner window with your fingers e Do not wipe the scanner window with cleaning alcohol isopropyl 3 4 Clean the Electrical Terminals To obtain t
175. nsfer Roller Photosensitive Drum Voltage Regulator Development Roller Current Regulator p 3 Corona Unit B102 Q81 Voltage Regulator MEK 101 0101 Voltage Regulator 251 Fig 3 26 3 20 2 MECHANICS 2 1 Overview of Printing Mechanism CHAPTERS THEORY OF OPERATION Second eject roller Photosensitive drum Thermistor Cleaner Rear cover Laser Unit Polygon mirror Corona wire Scanner motor ZEB ZH Development roller Blade di Toner sensor n N oh First eject roller Fixing Unit E 23 Paper feed roller 5 B NS Paper pick up roller sia Cassette pressure roller Paper D Pressure plate Separation pad Front registration Paper Cassette Rear registration sentor levei sensor lever Fig 3 27 3 21 CHAPTER 3 THEORY OF OPERATION Network Board Cover Sensor HL 1270N Polygon Motor Drum Unit Engine High Front Registration Power Rear Registration Supplv Sensor PCB Upper Paper Low Voltage Cassette Sensor PCB Primary Charger Corona Wire Primary Charger Grid Development Roller Supply Roller Transfer Roller Lower Paper Cassette Registration Sensor HL 1250 1270N FRU Heater Toner Sensor PCB light emission Cover Sensor Toner Sensor PCB light reception Thermistor for Heat Roller F
176. nter at both sides body and drum unit dirty Drum unit 2 Are the drum shaft and drum Clean the shaft and electrode of the printer body the electrode connected correctly Check the connection between the shaft and the electrode Toner cartridge 4 Is the problem solved after failure Replace the toner replacing the toner cartridge cartridge with a new one Scanner 5 Is the scanner harness Reconnect the harness connected securely connector correctly connection Check if there is any play in failure the connection Main PCB failure Are printing signals being input to the laser unit PCB Is the problem solved after replacing the main PCB Laser unit failure 7 Is the scanner interlock lever Replace the laser unit damaged Is the scanner mirror broken or Replace the high loose voltage power supply PCB Drum unit failure 3 Is the problem solved after Replace the drum replacing the drum unit unit Yes Yes No Yes Yes No Yes Yes No Replace the main Mi 6 26 6 TROUBLESHOOTING 4 black Clean the corona wire the drum unit The drum unit may be damaged Install a new drum unit Y Y Corona failure 1 Is the corona wire dirty Clean the corona wire with the wire cleaner Is the corona wire broken Replace the drum unit 3 Are the charge electrodes Y Clean both electrodes between the printer body and the drum unit dirty H
177. number of the connector on one of the high voltage power supply PCB and engine PCB which connects those two PCBs While the old version has 7 pins the new version has 8 pins The figure below indicates the connector on the Engine PCB 2 o e 5 E 7 pins 07 S Fig A 16 8 pins Engine PCB T R electrode helical spring Chute The size of the T R electrode helical spring is different between the old and new versions While the spring is assembled onto the big boss on the plastic chute for the old version it is assembled onto much smaller boss on the chute for the new version Note that the assembled position of the spring is also different Old version New version T R electrode helical spring A 1 iii V SA M 4 Chute Fig A 17 A 34 1 1 10 100Base TX port 2 17 3 patterns print mode 6 53 4 4 density pattern print mode 6 53 A un fU MICH E 4 3 AC inlet ASSY 4 30 AC power inlet 1 4 address 6 22 Advanced Photoscale Technology 1 2 Alarm EE re rebus 2 14 6 27 6 50 1 2 3 7 Dal COU 1 3 base plate
178. o an AC outlet then turn on the power switch Fig 2 11 a lu _ lu AC power cord Fig 2 11 2 5 CHAPTER 2 INSTALLATION AND BASIC OPERATION 4 Extend the tray extension flap After the printer has warmed up the Ready LED changes from blinking to lit Fig 2 12 5 Press the control panel button The printer will print a test page Check the test page printed correctly 3 2 4 Connect the printer and the computer 3 2 5 1 Turn off the power switch 2 Connect the parallel interface to the Zu computer then connect it to the printer Fig 2 13 3 Use the clips on the printer connector to secure the parallel interface cable 4 Turn on the printer power switch Fig 2 13 Install the printer driver from floppy disk 1 Turn on the computer power If the Add New Hardware Wizard window appears click the Cancel button 2 Insert the supplied floppy disk into the floppy disk drive 3 Install the printer driver using the Setup exe file In Windows 95 98 i Click the Start button and select Run Type A SETUP and click OK If your floppy disk drive is not A insert the correct drive letter instead of Follow the instructions that appear on the screen In Windows 3 1 i Click File menu in the Program Manager screen and select Run ii A SETUP click OK your floppy disk drive is not A insert the correct drive letter instead of A i
179. oblem solved after Ye Replace the high voltage power replacing the high voltage supply PCB power supply PCB failure power supply PCB 21 Horizontal lines Paper feed roller Are the feed roller shaft and Check the connection the ground contact connected between the shaft and correctly the ground contact Also check the ground contact on the back of the feed roller Refer to P 4 28 Clean the contacts Paper cassette 2 Are the ground contacts on the contacts back side of the paper cassette connecting correctly 6 38 6 TROUBLESHOOTING 22 Light rain Drum unit failure 1 Is the problem solved after Yes Replace the drum unit replacing the drum unit High voltage 2 Is the problem solved after Yes Replace the high voltage power power supply replacing the high voltage supply PCB PCB failure power supply PCB 23 Ghost A User Check 1 Check the paper used meets the recommended paper specifications Damp paper thick media or rough surfaced paper can cause the problem 2 Check the printers environment High temperature and high humidity conditions can cause the problem 3 Check that the appropriate media tvpe is selected in the printer driver 4 Trv installing a new drum unit Driver setting Is thin paper such as 64g m 1 Change the current mode to used under the thick paper the normal mode from the mode driver setting 2 Print 5 or 6 blank
180. or ASSY Grease Molykote PG 662 1 rice grain size Fig 4 29 7 Remove the development joint complete with the joint spring then remove the link Development joint Fig 4 30 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY 3 10 Fixing Unit 1 Place the main frame on its base so that the rear side is facing you 2 Press the two hooks inwards to remove gear 59 3 Disconnect the two connectors of the heater harness and release the harness from the hooks on the top of the fixing unit 4 Remove the one M3x8 Taptite screw and two shoulder screws securing the fixing unit taking care not to lose the contact spring fitted to the front left hand Heater harness connector laptite cup M3x8 Shoulder screw Gear 59 Gear 59 Main frame Fixing unit Heater harness Fig 4 31 NOTE When re assembling the fixing unit ensure you do not forget to refit gear 59 5 Lift up the fixing unit and move it toward you and to the left to allow the drive gear to clear the frame and then disconnect the thermistor connector from the engine PCB 6 Remove the fixing unit from the main frame Engine PCB VA gt Main frame Thermistor connector CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY NOTE When re assembling the fixing unit align the fixing unit frame at the drive unit side into the concave part of the main frame Fixing unit Main frame Ed N concavity
181. or Ipd operation then you might also edit the etc printcap file and change the following line in the entry for the printer if ydev nulls 4 then to 1 3 If you are using a Berkeley based UNIX make sure that the daemon is started on Berkeley based systems with the command lpc start printer where printer is the name of the local print queue 6 47 6 TROUBLESHOOTING 9 5 9 6 4 If you are using AT amp T based UNIX make sure the printer is enabled enable printer where printer is the name of the local print queue 5 Make sure that the remote line printer service are running on the host computer refer to your host computer documentation for information on how to do this 6 If you are having trouble printing more than one job at a time try increasing the IP timeout using the SET IP TIMEOUT command or using BRAdmin32 7 If text or PCL jobs are run together try setting the service remote printer with EOT set to string number 2 lt 5 gt For example SET SERVICE xxxxxx PI EOT 2 8 If PostScript jobs fail to print or are run together try setting the service remote printer with EOT set to string number 3 control D For example SET SERVICE BRN xxxx Pl 3 9 Ifthe lines of a text file are staggered make sure that you have specified a remote printer rp name of TEXT in your etc printcap file 10 If you are using Sun Solaris V2 4 o
182. or printers shipped to Europe as follows 1 The paper cassette supplied with the HL 1030 1240 1250 1270N printer has a plastic rib on the paper tray cover Paper tray cover 2 The plastic rib is removed from the tray cover for the paper cassette supplied with the LT 400 optional Lower Tray Unit as shown on the right Plastic rib Cutting position Fig A 15 3 If the optional LT 400 Lower Tray Unit is installed onto the HL 1250 1270N printer it is necessary to exchange the cassette supplied with the LT 400 Unit with the upper cassette already fitted into the printer Install the cassette originally fitted in the printer into the LT 400 Unit Failure to do so will cause paper jams as the paper cannot be fed from the lower cassette to the printer body because the plastic rib on the paper tray cover is blocking the paper path 4 For paper cassettes supplied as spare parts the plastic rib has been cut off so that you can use it as both an upper cassette and lower cassette A 16 Appendix 8 Connection Diagram HL 1030 1240 AC INPUT INLET U PARALLEL HL 1240 oniv MAIN PCB PAPER EJECT SENSOR POLVGON MOTOR LASER UNIT MAIN MOTOR ENGINE REAR REGISTRATION SENSOR PANEL PCB O FRONT REGISTRATION O SENSOR C SENSOR light emission TONER SENSOR COVER light reception SENSOR FIXING UNIT THERMISTOR HALOGEN HEATER LAMP Appendix
183. ors referring to NOTE Check front registration sensor motion referring to NOTE Check the front registration sensor referring to NOTE the paper dust attached to the pick up roller If the rubber is worn out replace it with a new one Check sensor motion referring to NOTE 1 Clean the surface of the separation pad or pick up roller 2 Replace the separation pad or pick up roller Check sensor motion referring to NOTE CHAPTER 6 TROUBLESHOOTING 4 3 Paper Feeding Problems Even if the paper is printed and ejected without any problems such as paper jams paper feeding problems below may appear Users can clear these problems by following the User Check items for each problem Even if the same problem occurs again follow the procedures in the table below F 1 Double feeding A User Check Check the paper used meets the recommended paper specifications Possible cause Step Result oeparation pad 1 Is the surface of the separation Yes Replace the separation pad pad worn out A User Check 1 Check that paper is loaded into the paper cassette correctiv 2 3 4 Turn over the stack of paper in the cassette or try rotating the paper 180 in the cassette Check the paper used meets the recommended paper specifications 1 2 3 Try printing using the straight through output path 4 Paper 1 Is the problem solved if new Instruct the user how to store paper is used paper
184. ostScript If the printer does not support PostScript the AppleTalk protocol is disabled If your printer does not appear in the Chooser it may simply be caused by the lack of PostScript support in the printer For example connecting a Brother HL 1250 printer to a network using the Brother 2010 will result in the printer NOT appearing in the Chooser as the HL 1250 printer does not support PostScript Apple TCP IP Printing System 8 6 or later 1 2 3 From system 8 6 or later Apple introduced the Desktop Printer Utility This utility allows printing from an i Mac G3 or later Macintosh From the Internet Printer dialogue please ensure that you enter the correct service name in the Queue option For example for NC 3000 series network cards enter BRN xxxxxx P1 AT where xxxxxx is the last six digits of the MAC address of the NC 3000 series card For NC 2000 series network cards enter BRO xxxxxx P1 AT where XXXXXX is the last six digits of the MAC address of the NC 2000 series card This method of printing requires that the printer supports PostScript If your printer does not support PostScript printing Please consult your printer manual to see if your printer supports PostScript Web Browser Troubleshooting TCP IP 1 If you can not connect to the print server using your web browser it may be worth checking the Proxy Settings of your browser Look in the Exceptions setting and if necessary type
185. ote console properly with a CTRL D or EXIT and that you turned the printer off and then again it may take up to two minutes for the IP address to take effect 3 Make sure that the TCP IP protocol of the print server is enabled 4 If you used rarp make sure that you started the rarp daemon on any workstation using the rarpd rarpd a or equivalent command Verify that the etc ethers file contains the correct Ethernet address and that the print server name matches the name in the etc hosts file 5 If you used bootp make sure that you started the bootp deamon on any UNIX workstation and bootp is enabled i e the is removed from the bootp entry in the etc bootptab file is correctly configured 6 Also verify that host computer and the print server are on the same subnet if the printer is on a different subnet make sure that the router is configured correctly and ensure that the GATEWAY address is configured to match the IP address of the router UNIX Troubleshooting 1 Make sure that the etc printcap file if applicable is typed in correctly In particular look for missing and characters because a small error anywhere in the file can have major consequences Also check the usr spool directory to make sure that you have created a valid spool directory 2 If you are using a Linux operating system the X Window Print tool program that is included with Linux may not properly configure the etc printcap file f
186. ounted on the main PCB through the PCI bus The Ethernet controller AM79C973AKC is mounted on the BR net PCB The controller incorporates the 10 100 Mbps physical interface which conforms to IEEE 802 3 and is connected with the external Ethernet through the RJ 45 connector For the circuit diagram of the BR net PCB see Appendix 19 CHAPTERS THEORY OF OPERATION 1 6 Power Supply 1 6 1 Low voltage power supply The power supply uses a switching regulation system to generate the regulated DC power 5 and 24 which are converted from the AC line The regulated output and the production code of each power supply are listed below Regulated Output Production Code 5 1 6 A 100V 1555 24 2 15 200 1455 For the circuit diagram of the low voltage power supply PCB see Appendix 20 or 21 Heater Thermal Fuse Lightning Surge Absorber Heater Circuit Lamp Feedback Fuse ON Line Rectifier Oscillator Filter Engin Circuit 24V 24V Regulation Circuit 5V 5V Regulation Circuit Fig 3 25 3 OF OPERATION 1 6 2 High voltage power supply The high voltage power supply generates and outputs the voltages and currents for the charging development and transfer functions For the circuit diagram of the high voltage power supply PCB see Appendix 22 24VI Current Regulator 1 lt Tra
187. ove figure are dot size based on 300 dpi resolution e 25 dots at both sides is for italic characters 4 23mm The values above vary depending on the paper size For details see the table on the next page CHAPTER 1 GENERAL The table below shows the print guaranteed areas for each paper size m 0 mm 297 0 mm 203 2 mm 288 5 mm 3 4 mm 4 23 mm 8 27 11 69 8 0 11 36 0 13 0 17 2 480 dots 3 507 dots 2 400 dots 3 407 dots 40 dots 50 dots 215 9 mm 2 9 4 mm 203 2 mm 2 0 9 mm 6 35 mm Letter 8 5 11 0 8 0 10 67 0 25 2 550 dots 3 300 dots 2 400 dots 3 200 dots 75 dots 215 9 mm 355 6 mm 203 2 mm 347 1 mm Legal 8 5 14 0 8 0 13 67 2 550 dots 4 200 dots 2 400 dots 4 100 dots 176 0 mm 250 0 mm 164 0 mm 241 5 mm 5 ISO 6 93 9 84 6 46 9 5 2 078 dots 2 952 dots 1 936 dots 2 852 dots 184 15 mm 266 7 mm 175 7 mm 258 2 mm 6 35 mm Executive 7 25 10 5 6 92 10 17 0 25 2 175 dots 3 150 dots 2 025 dots 3 050 dots 75 dots 148 5 mm 210 0 mm 136 5 mm 201 5 mm 6 01 mm 5 85 8 27 5 97 7 93 0 24 1 754 dots 2 480 dots 1 612 dots 2 380 dots 71 dots 148 5 93 0 140 0 mm 4 4 13 5 85 3 66 5 51 1 240 dots 1 754 dots 1 098 dots 1 654 dots MEN 69 85 116 0 56 2 107 5 6 35 J size 2 75 4 57 2 21 4 23 0 25 82
188. pdi ids R46 101 eo HSCLK2 25 8645 Di 751 40 1gggu D 8 ND R196 472 P RSV 03 06 2 TM cpu sv gy 4 X Q e CN CPU 3V V ig y 22 MB87L 1120 9 TESTRESN TESTCLK TESTHODE XTST xsn MST PLLVSS PLLVSS VPD SMCK USBVSS XTALVSS XTALVSS XTALVSS PLLVDD PLLVDD N Dci gt 7 0 10 R192 REVIOQ PSLEEP Ovpps R191 102 RESERVE REVIO3 P RSV REVIO4 UNUSED REVIOS CHECK 106 05 090 STBN 0 SLCT 85 691 05 080 PEN 05 091 05 080 SELINN CDCCACKN ACKN 05 09 05 080 HBUSY Busy HHZ ZBUSY 05 081 16 1522 M 05 04 USBVCC 8 USBCTL USBCTL 5 2A F 05 038 USBDP 55 05 038 USBDN ces Rsi 7181 UCLKOUT USB CLOCK UCLKIN 48 e gg R42 181 GN 256 DTXD 25 084 C69 XTAL 05 08 DRXD 05 040 PSENS SLEEPON E SLEEP 05 021 160 ius CALNl 238 000 CAL 05 050 38 716 LDHALF 25 0998 5 m R55 191 6 IVDON 01 020 BS 86D 280 231 232 RS4 280 ENBN lt 05 051 R72 102 ECLK 45 862 05 062 ZBRESI BRESIST ETXD 05 06 5 6 226 egxp R 4 200 SCANCK 05 06 ERESET 05 6 gt CPU UTOPIA
189. per cassette registration sensor 1250 1270 only a Cover sensor lt t Button pressed Fig 6 13 6 54 6 TROUBLESHOOTING Paper eject sensor ON Paper is detected Drum LED ON OFF No paper is detected Drum LED OFF Lower paper cassette ON No lower paper cassette is installed Ready LED ON registration sensor Paper is detected HL 1250 1270N only OFF The lower paper cassette is Ready LED OFF installed No paper is detected Cover sensor ON The front cover is closed Data LED OFF OFF The front cover is open Data LED ON The procedure for the factory inspection mode is as follows 1 Turn off the printer power switch open the front cover and remove the drum unit 2 Turn on the printer power switch while holding down the control panel button The Drum LED comes ON Lightly press the panel button again Check that all the LEDs except the Ready LED are OFF ec f the toner sensor is ON the Drum LED stays ON error f the front registration sensor is ON the Alarm LED stays ON error ec f the upper paper cassette sensor is ON the Data LED stays ON error HL 1250 1270N only NOTE The lower paper cassette solenoid is turned ON OFF even if the panel button is not pressed 5 Check the rear registration sensor f the rear registration sensor is stuck backwards the Ready LED stays OFF error ec f the rear registration sensor is moved
190. pt mode Intermittent Problem If the print server and printer start up OK but you intermittently have problems printing check the following 1 If you can print small jobs but large graphics jobs are distorted or incomplete make sure that you have adequate memory in your printer and the latest printer driver installed on your computer The latest Brother printer drivers can be downloaded from www brother com Check the individual protocol troubleshooting sections in this chapter for additional causes of intermittent printer problems 6 46 9 3 9 4 6 TROUBLESHOOTING TCP IP Troubleshooting If you are using TCP IP and cannot print to the print server and you have checked the hardware and network as described in the previous steps then check the following NOTE It is always a good idea to try the following in order to eliminate the possibility of setup errors e urn off the printer and then again e Delete and recreate the print server and create a new print queue in order to eliminate the possibility of setup errors 1 The problem may be the result of mismatched or duplicate IP address Verify that the IP address is correctly loaded into the print server via the configuration page Make sure that no other nodes on the network have this address DUPLICATE IP ADDRESS ARE THE BIGGEST CAUSE OF TCP IP PRINTING PROBLEMS 2 If you used BRCONFIG to enter the IP address make sure that you exited the rem
191. r PAPER JAM Clear the jammed paper inside the printer Press the panel button if the printer does not automatically resume printing TONER LOW Indicates that the toner cartridge is nearly empty Purchase a new toner cartridge in order to be ready for when the toner empty message is indicated TONER EMPTY Replace the toner cartridge with a new one PRINT OVERRUN Press the panel button to print the data remaining in the printer Reduce the complexity of the document or reduce the print resolution For HL 1250 1270N only Expand the printer memory by adding a commercially available SIMM Set page protection to ON by using the supplied Windows driver or RPC program For HL 1250 1270N only Change the following settings in the supplied Windows driver and try again The best combination of settings below will vary depending on the document Graphics Mode True Type mode Use Printer TrueTvpe M Fonts MEMORY FULL Press the panel button to print the data remaining in the printer Reduce the complexity of the document For HL 1250 1270N only Expand the printer memory by adding a commercially available SIMM RESOLUTION Reduce the complexity of the document before printing to ADAPTED prevent automatic reduction of the resolution The printer has printed For HL 1250 1270N only Expand the printer memory by the document at a adding a commercially available SIMM reduced resolution 6 6 6
192. r cord including extensions should not exceed 5 meters 16 5 feet Do no share the same power circuit with other high power appliances particularly an air conditioner copier or shredder If it is unavoidable that you must use the printer with these appliances it is recommended that you use an isolation transformer or a high frequency noise filter Use a voltage regulator if the power source is not stable Environment The printer should be installed near a power outlet which is easily accessible The room temperature is maintained between 10 32 5 C The relative humidity is maintained between 2096 and 80 The printer should be used in a well ventilation room Place the printer on a flat horizontal surface Keep the printer clean Do not place the printer in a dusty place Do not place the printer where the ventilation hole of the printer is blocked Keep approximately 100 mm 4 inches between the ventilation hole and the wall Do not place the printer where it is exposed to direct sunlight Use a blind or a heavy curtain to protect the printer from direct sunlight when the printer is unavoidably set up near a window Do not place the printer near devices that contain magnets or generate magnetic fields Do not subject the printer to strong physical shocks or vibrations Do not expose the printer to open flames or salty or corrosive gasses Do not place objects on top of the printer Do not place the printer near
193. r earlier there is a bug which causes long print jobs to fail when using a print server If you are having trouble printing long jobs over 1 add the line 0 to your etc printcap file entry Windows NT LAN Server TCP IP Troubleshooting If you are having trouble printing with Windows NT or LAN Server check the following 1 Make sure that TCP IP and TCP IP print service are installed and running on the Windows NT system or the LAN Server file server Windows 95 98 Peer to Peer Print LPR Troubleshooting If you are having trouble printing on a Windows 95 98 or later Peer to Peer network LPR method check the following 1 Make sure that the Brother LPR Port driver is correctly installed and configured according to the Windows 95 98 Peer to Peer chapters in the Network User s Guide 2 You may find that during the installation of BLP software the screen that prompts you for a Port name is not displayed This may happen on some Windows 95 98 computers Press the ALT and TAB keys to make it appear 6 48 9 7 9 8 9 9 6 TROUBLESHOOTING Windows 95 98 or later Peer to Peer HP JetAdmin Compatible Method Troubleshooting If you are having trouble printing on a Windows 95 98 or later Peer to Peer network check the following HP JetAdmin compatible method 1 If the print server does not show up under JetAdmin on a Windows 95 98 Peer to Peer network try removing all of the Windows 95 98 n
194. r sensor light reception connector Panel Lower paper cassette connector Fig 4 56 6 e Even if you want to remove only one of either engine and high voltage power supply PCBs ensure you remove all screws securing both PCBs and disconnect the central connector while lifting both of them up Failure to do so may damage the PCBs When re assembling the engine PCB ensure it is aligned with the positioning boss first Be careful the main motor harness is not caught between the engine PCB and the frame When re assembling the engine PCB or high voltage power supply PCB ensure the central connector is connected correctly The engine PCB has been upgraded from the middle of September 99 production to improve the print quality As we supply both old and new versions of engine PCB ensure that you replace the same version of the engine PCB The old and new versions are incompatible each other For details refer to the parts reference list 4 32 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY 3 16 Panel PCB ASSY NOTE Be sure to remove the drive unit and disconnect the panel PCB connector on the engine PCB before removing the panel PCB ASSY 1 Remove the M3x6 Taptite screw then remove the panel PCB ASSY B anel PCB L N M3x6 Fig 4 57 3 17 Solenoid ASSY NOTE Be sure to remove the drive unit and disconnect the solenoid connector on the engine PCB
195. ransfer roller onto the photo conductive drum Fixing stage The image transferred to the paper by static electricity is fixed by heat and pressure when passing through the heat roller and the pressure roller in the fixing unit The thermistor keeps the surface temperature of the heat roller constant by detecting the surface temperature of the heat roller and turning on or off the halogen heater lamp A 7 Heat roller 2 722 AW N Thermistor First eject roller i N Y 2 f X 222 A 21 Pressure roller 3 28 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY CHAPTER4 DISASSEMBLY AND RE ASSEMBLY 1 SAFETY PRECAUTIONS To avoid creating secondary problems by mishandling follow the warnings and precautions below during maintenance work N WARNING 1 Always turn off the power switch and unplug the power cord from the power outlet before accessing any parts inside the printer 2 Some parts inside the printer are extremely hot immediately after the printer is used When opening the front cover or rear cover to access any parts inside the printer never touch the red colored parts shown in the following figures 6 1 careful not to lose screws washers or other parts removed 2 Be sure to apply grease to the gears and applicable positions specified in this chapter 3 When using soldering irons or other heat generating tools take care not to accidentally damage parts such as wire
196. re assembling the lock lever insert it upwards from underneath the cassette and rotate it until the two catches lock into place 16 Slide the rear paper guide fully forwards in the cassette and remove it from the slot p Pe Paper cassette Y Rear paper guide 2 Fig 4 12 4 8 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY 17 Turn the cassette upside down and remove the one M3x8 Taptite screw to remove the side guide gear Then remove the one friction spring 18 Remove the two side guide racks 19 Remove the paper indicator Taptite cup M3x8 o Side guide rack Step 19 Paper indicator Fig 4 13 NOTE e When re assembling the side guide racks they should both be aligned so that the wide end of the racks are in line with the inside edge of the paper guide release slots in the cassette before refitting the spring and gear e When replacing re assembling the paper cassette remove the old grease and apply a suitable amount of grease onto both sides of the paper cassette referring to the figure below Grease Molykote PG 662 Grease Molykote PG 662 a l 1 size l A 4 l 1 sesame size L in
197. re below Heat roller gear projection Heat roller bearing Heat roller boss 4 22 CHAPTER 4 DISASSEMBLY RE ASSEMBLV e When re assembling the heat roller bearing which is assembled at the heat roller gear side fix the bearing onto the heat roller so that the embossment whose thickness is 0 5mm is at the top Heat roller gear Heat roller bearing TES embossment Fig 4 41 e When re assembling the heat roller to the fixing unit frame ensure you do not damage the heat roller with the four hooks on the fixing unit frame hooks N Heat roller A Fixing unit frame Fig 4 42 CHAPTER 4 DISASSEMBLY RE ASSEMBLV 16 Remove the heat roller cleaner complete with the cleaner spring from the fixing unit frame by lifting it upwards until the spring releases from the frame 17 Remove the cleaner spring from the heat roller cleaner Cleaner sprin Heat roller cleaner pring 202 cdi d KE f SAKA b Fixing unit frame A lt lt gt EFF AR Sy Heat roller cleaner Fig 4 43 NOTE e When re assembling the heat roller cleaner complete with the cleaner spring onto the fixing unit frame ensure the direction of the roller is correct referring to the figure above e Ensure also that the spring is seated correctly in the locating
198. rinted at the bottom of the Test Print Refer to the figure below Note that the drum counter is an actual page counter after a new drum unit is replaced and may be different from the drum unit life shown in the drum life bar For details see Section 2 How to Read the Drum Unit Life Sample HL 1030 for Europe p BE Zi TEST PRINT amp 0123456789 8 0123456789 j lt gt ABCDEFGHIJKLMNOPQRSTUVWXYZ DI 2 2GABCDEFGHIJKLMNOPQRSTUVWXYZ X lt gt ABCDEFGHIJKLMNOPQRSTUVWXYZ _ abcdefghijklmnopgrstuvwxyz abcdefghijklmnopgrstuvwxy abcdefghijklmnopgqrstuvwx 2 amp 2 amp 6 9 0123456789 lt gt ABCDEFGHIJKLMNOPQRSTUVWXYZ _ abcdefghijklmnopgrstuvwxyz u 0123456789 C2 8ABCDEFGHIJKLMNOPQRSTUVWXYZ V TabedefghijkInnoparstuvwavzi 0123456789 lt gt BABCDEFGHIJKLMNOPORSTUVWXYZ N abcdefghijklmnopgrstuvwxyz 56789 z GABCDEFGHIJKLMNOPQRSTUVWXYZ X 6789 lt gt GABCDEFGHIJKLMNOPQRSTUVWXYZ N abcdef ghijklmnopgrstuvwxyz ghijklmnopgrstuvwxyz 0123456789 lt gt ABCDEFGHIJKLMNOPORSTUVWXYZ Sabedefghi jklmnopqrstuvwxyz 0123456789 lt gt ABCDEFGHIJKLMNOPORSTUVWXYZ Yabedef ghijklmnopgrstuvwxyz 0123456789 lt gt ABCDEFGHIJKLMNOPORSTUVWXYZ _ abcdefghijklmnopgqr
199. rinter never touch the red colored parts shown in the following figures EE W aum wm unma If you analyze malfunctions with the power plug inserted into the power outlet special caution should be exercised even if the power switch is OFF because it is a single pole switch 1 CHAPTER1 1 FEATURES This printer has the following features High Resolution and Fast Print Speed lt HL 1030 gt True 600 x 600 dots per inch dpi GDI mode with microfine toner and up to 10 pages per minute ppm print speed A4 or Letter paper lt HL 1240 gt True 600 x 600 dots per inch dpi GDI mode and true 300 x 300 dots per inch dpi PCL mode with microfine toner and up to 12 pages per minute ppm print soeed A4 or Leiter paper lt HL 1250 1270N gt True 600 x 600 dots per inch dpi and 1200 x 600 dots per inch dpi for graphics with microfine toner and up to 12 pages per minutes ppm print speed A4 or Letter paper Versatile Paper Handling The printer loads paper automatically from the paper cassette The paper cassette can hold 4 letter B5 Executive A5 and sizes of paper The manual feed slot allows manual paper loading sheet by sheet so you can use a variety of types and sizes of paper Front Operation Basic operation of the printer can be controlled from the front panel Enhanced Printing Performance and User Friendly Opera
200. rinter Follow the instructions on the computer screen Fig 2 27 6 Repeat action 5 until you have printed all the odd numbered pages on the reverse side of the paper 9 Fig 2 27 CHAPTER 2 INSTALLATION AND BASIC OPERATION 5 CONTROL PANEL OPERATION There are four LEDs and a button on the control panel The LEDs indicate the printer status and pressing the button enables several functions in the printer LEDs Control Panel Button Fig 2 28 5 1 Ready Paper LED Indications The Ready LED indicates the current status of the printer Printer status OFF The power switch is off or the printer is in sleep mode If the printer is in sleep mode it will wake up automatically when it receives data or when you press the control panel button Blinking Blinking at 1 second intervals The printer is warming up Blinking at 2 seconds intervals The printer is cooling down and stops printing until the internal temperature of the printer lowers The printer is ready to print This LED also works as the Paper LED with the Alarm LED They blink simultaneously to indicate a paper error See Subsection 2 1 Operator Calls in CHAPTER 6 for details Paper jam Clear the paper jam and press the panel button if the printer does not automatically resume printing Load paper in the printer and press the panel button Re install the paper and press the panel button CHAPTER 2 INSTALLATION AND BASIC OPERATION
201. rs 2 2 Service Calls Status monitor error 3 1 Error Messages message appears in the Status Monitor Service errors only Service errors 5 ILI 3 2 Error Message Printouts only 6 Malfunctions The printer does 4 1 Paper Loading Problems not load paper The printer does not start printing 5 Software Setting Problems 9 Network Problem 6 3 CHAPTER 6 TROUBLESHOOTING 2 OPERATOR CALLS amp SERVICE CALLS 2 1 Operator Calls An operator call which the printer indicates on the LEDs is user recoverable Identify the error from the table below and take the corrective action described for each indication to correct it The printer automatically recovers from most errors but it may also be necessary to reset the printer with the control panel button LED Indication Error Alarm LED is blinking Cover open Close the front cover If the error is not cleared even after closing it open the cover once and close it again The error may occur because of the laser BD malfunction Refer to M 7 BD failure in Section 6 Ready amp Alarm LEDs are Paper jam Clear the jammed paper inside the printer blinking Press the panel button if the printer does not automatically resume printing No paper Load paper into the printer and press the panel button Misfeed Re install the paper and press the panel button Alarm amp Data LEDs are Toner low Indicates that the toner cartridge is ne
202. ry time It is launched automatically when this printer driver is selected You can change the settings by clicking on the icon with the right mouse button 1 1 CHAPTER 1 GENERAL Enhanced Memory Management The printer provides its own data compression technology in its printer hardware and the supplied printer driver software which can automatically compress graphic data and font data efficiently into the printers memory You can avoid memory errors and print most full page 600 dpi graphic and text data including large fonts with the standard printer memory USB Interface for Windows 98 iMac and Power Macintosh G3 using USB with HL 1240 1250 1270N only The printer can be connected using the Universal Serial Bus USB interface to a PC or Mac which has a USB interface Drivers that allow you to use the USB port are provided on the CD ROM supplied with the printer Remote Printer Console Program for DOS for HL 1240 1250 1270N only The utility program Remote Printer Console RPC is available on the CD ROM supplied with your printer When you operate your computer in a DOS Disk Operating System environment this program allows you to easily change the default settings of the printer such as fonts page setup and emulations This program also provides a status monitor program which is a Terminate and Stay Resident TSR program can monitor the printer status while running in the background and report the current status or
203. s PCBs and covers 4 Before handling any PCBs touch a metal portion of the equipment to discharge any static electricity charge on your body or the electronic parts or components may be damaged 5 When transporting PCBs be sure to wrap them in the correct protective packaging 6 Be sure to replace self tapping screws correctly if removed Unless otherwise specified tighten screws to the following torque values TAPTITE BIND or CUP B M3 70N cm M4 80N cm TAPTITE CUP S M3 80N cm SCREW M3 70N M4 80N cm 7 When connecting or disconnecting cable connectors hold the connector body not the cables If the connector has a lock release the connector lock first to release it 8 After a repair check not only the repaired portion but also all connectors Also check that other related portions are functioning properly before operational checks 4 1 2 DISASSEMBLY FLOW AC CORD DRUM UNIT PAPER CASSETTE 11 BASE PLATE 2 LOWER TRAY RELAY PCB ASSY HL 1250 1270N only 3 4 NETWORK BOARD HL 1270N only HIGH VOLTAGE 5 FRONT COVER PS PCB ASSY 6 COVER 7 COVER UNIT DRIVE DRVEUNT UNIT A PAPER FEED PAPER PICK UP ROLLER ASSY ROLLER ASSY SOLENOID ASSY A TONER SENSOR PCB ASSY emission TONER SENSOR PCB ASSY reception FAN MOTOR
204. s the correct voltage present Inform the user that the correct at the outlet voltage is not supplied at the outlet Power plug Is the power cord securely Plug the power cord securely plugged into the outlet into the outlet Fuse F1 F2 3 Is the fuse blown If the fuse blows again immediately after replacing the low voltage power supply PCB check that there is not a short circuit somewhere in the AC power supply line Unplug the power supply plug Replace the AC power cord Is there a broken wire between the AC input connector of the low voltage power supply and the power plug M 2 No DC power supplied Is AC power supplied between Follow the same check connectors CN1 L and CN1 N procedure of M 1 AC when the power plug is power supplied plugged into the outlet Wiring DC load Turn off the power switch and Turn off the power switch disconnect the P3 and P5 reconnect the connector and connectors on the engine PCB turn the power switch on again Turn on the power again If the protector circuit is Measure the voltages between activated check the connector the terminals Do the the wiring from the connector measured voltage satisfy the and the DC load prescribed valued in the table below Low voltage Replace the low voltage power power supply Eram P5 3 Approx 24V supply PCB PCB P3 10 P3 9 Approx 5V If you analyze malfunctions with the power plug inserted the power outlet special caution shou
205. server If this does not work there may be an E mail configuration problem on the PC on the local E mail server or on the remote server Double check to make sure that the E mail parameters that you configured on the PC and on the remote print server match those that are configured on the E mail servers If you can print small files OK but are having problems printing large files the problem may be in the e mail system Some E mail systems have difficulties printing large files the file does not reach its destination intact then the problem is with the E mail system You can also enable the partial e mail print facility on your client PC this will split the e mail up into fragments which should then not overwhelm your e mail server To do this select the property dialog of the Brother Internet Print Port 6 49 6 TROUBLESHOOTING 9 10 Novell Netware Troubleshooting 9 11 If you cannot print from NetWare and you have checked the hardware and network as described in the previous steps first verify that the Brother print server is attached to the server queue by going to PCONSOLE selecting PRINT QUEUE INFORMATION and then CURRENTLY ATTACHED SERVERS lfthe print server does not appear in the list of attached servers then check the following NOTE It is always a good idea to try followings in order to eliminate the possibility of setup errors e urn the printer off and then on again to force the printer to
206. sing and click Gk C LPT C LPT3 Cancel Fig A 13 2 Select the LPT port you are using and click the OK button 3 The dialog box below appears and indicates the printer information printer ID version drum unit life page counter and drum counter Printer Information Printer s ID MFG Brother CML Version Brother HL 12 Drum Life 99 5 Page Counter 79 Drum Counter 379 Maintenance Data MZ L132343D780U Fig A 14 NOTE For how to read the Maintenance Data shown in the dialog box above see Section 3 How to Read the Maintenance Information in APPENDIX 4 A 14 APPENDIX APPENDIX 6 NVRAM DEFAULT VALUE The default values for the main items to be set in NVRAM are as follows ems JDesoriptios 00500 00 Timing of Drum LED ON 16 000 page Counted from the drum unit life Development switching The developing bias is switched from 475V to 375V when timing 3 000 pages are printed Counted from the number of the drum rotation in non continuous printing Fixing temperature Transparency 163 Thin paper 183 Regular paper 195 C Thick paper 215 C Thicker Bond paper 215 C in non continuous printing Smaller size mode see APPENDIX 3 PRINT SPEEDS WITH VARIOUS SETTINGS A 15 APPENDIX APPENDIX 7 PAPER CASSETTE INFORMATION FOR EUROPE ONLY The A4 size paper cassette fitted to the printer is different from the service manual information f
207. so that it does not absorb moisture Fixing unit 2 Is the entrance guide dirty Yes Clean the entrance guide entrance guide Fixing unit 3 Is the pressure roller dirty Clean the pressure roller Replace the fixing unit 6 12 6 TROUBLESHOOTING A User Check 1 Check that the paper or other media is loaded into the paper cassette correctly and that the paper guides are not too tight or too loose against the paper stack 2 If using the manual feed slot check how to load paper into the manual feed slot correctiv 3 The paper cassette mav be too full Load paper below 27mm in depth 4 Check the paper used meets the recommended paper specifications A User Check 1 Check the paper used meets the recommended paper specifications Both high temperature and humiditv will cause paper to curl 2 If the printer is used infrequently the paper may have sat for too long in the paper cassette Turn over the stack of paper in the paper cassette Also try rotating the paper 180 in the paper cassette 3 Try printing using the straight through output path NOTE For no paper supplied as the cause of a malfunction see 1 4 No paper supplied in Section 6 Malfunctions 6 13 CHAPTER 6 TROUBLESHOOTING 5 SOFTWARE SETTING PROBLEMS The printer may not print the data correctly if there are incorrect software settings 5 1 There was an error writing to LPT1 or BRUSB for the printer error me
208. ssage appears a4 User Check Check that the printer cable is not damaged or broken Check also that the cable is connected to the correct interface connectors of both the printer and PC Check that the correct printer is selected if you have an interface switching device Check that the appropriate printer driver is selected as Set as Default Check also that the correct print port is set for the selected printer driver Check that the printer is not connected to the same port which is also connected to a mass storage device or scanner Remove all other devices and connect the port to the printer only Turn off the printer status monitor in the device options tab in the printer driver If the print port is set as an ECP port change it to a normal port Try printing the test page referring to Subsection 10 1 Test Print Mode in this chapter Try resetting the factory settings Failure inside Is it possible to print the test Identify the error type then the printer page with the method of refer to the specified section of Subsection 10 1 Test Print this chapter in this chapter Main PCB Is it possible to print with failure another PC and printer cable This problem may appear under the specified system environment Check the environment which the user used 6 14 6 TROUBLESHOOTING 5 2 Unable to print from application software with the serial interface 1250 only User Check Chec
209. st their function even if they do not appear to be damaged or there is no change in their appearance The periodical replacement parts listed below should be replaced at the service center referring to the service life For the procedures to replace these parts refer to CHAPTER 4 DISASSEMBLY AND RE ASSEMBLY Service life Replacement TY number of prints Fixing Unit 120V LJ4164001 50 000 pages See P 4 18 Fixing Unit 230V LJ4168001 50 000 pages See P 4 18 9084001 1 50 000 pages See P 4 4 ASSY Kup Roller 1906600 50 000 pages See P 4 38 NOTE The above table shows only estimated values They are subject to change without prior notice 5 4 CHAPTER 5 PERIODIC MAINTENANCE 3 PERIODICAL CLEANING Clean the following parts periodically to avoid any printer problems or print image defects 6 CAUTION While drum unit and scanner window cleaning basically can be implemented by the end user the electrical terminals inside the printer and on the drum unit should be cleaned by a service technician Instruct the users not to touch those terminals 3 1 Cleaning the Printer Exterior Clean the printer exterior to keep the printer clean 1 Turn off the power switch and unplug the power cord 2 Wipe dirt and dust away from the printer exterior with a damp cloth and allow the printer to dry completely before turning the power on again 6 CAUTION Use water or neutral detergents for cleani
210. stuvwxyz 0123456789 lt gt BABCDEFGHIJKLMNOPQRSTUVWXYZ VN abcdefghijklmnopqrstuvwxyz EAR 0123456789 lt gt BABCDEFGHIJKLMNOPORSTUVWXYZ X abedefghijkimnopgrstuvwavzi AAE 0123456789 gt ABCDEFGHIJKLMNOPQRSTUVWXYZ 0123456789 lt gt ABCDEFGHIJKLMNOPQRSTUVWXYZ 0123456789 lt gt BABCDEFGHIJKLMNOPQRSTUVWXY 2 NV abcdefghijklmnopgrstuvwxyz 0123456789 lt gt ABCDEFGHIJKLMNOPORSTUVWXYZ abedefghijklmnopgrstuvwxyz 0123456789 lt gt GABCDEFGHIJKLMNOPQRSTUVWXYZ X 123456789 8ABCDEFGHIJKLMNOPQRSTUVWXYZ X abedef ghijklmnopgrstuvwxyz AAEEETI 23456789 lt gt ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghi jklmnopqrstuvwxyz ARERBETI 3456789 lt gt 2RABCDEFGHIJKLMNOPQRSTUVWXYZ 1 7 abedefghijklmnopgrstuvwxyz AABEET I x 456789 lt gt ABCDEFGHIJKLMNOPQRSTUVWXYZ abedef ghijklmnopgrstuvwxyz D abcdefghijklmnopqrstuvwxyz 4 abcdefghijklmnopgrstuvwxyz abedef ghijklmnopgrstuvwxyz HAAREETT In Sleep Mode Wake Up Long Push with Power ON za AL ARM Blink Warming Up 789 lt gt ABCDEFGHIJKLMNOPQRSTUVWXYZ IE 777700 89 lt gt ABCDEFGHIJKLMNOPQRSTUVWXYZ _abedefghijklmnopqrstuvwxyz 777 00 Control Panel
211. t one sheet at a time Check that manual feed mode is selected in the printer driver Check that envelopes are loaded into the manual feed slot The application software must be set up correctly to print on the envelope size you are using The printer does not Close the rear cover print into the output tray The printer does not print on the specified paper HL 1250 1270N with optional lower tray unit only 1 Check that the Lower tray cable is connected to the printer 2 Check that the appropriate printer driver is selected 6 9 CHAPTER 6 TROUBLESHOOTING 4 2 Paper Jams 4 2 1 Clearing jammed paper Clear the jammed paper following the procedures below 1 Remove the paper cassette completely from the printer 2 Pull any jammed paper up and out of the printer Fig 6 2 3 Open the front cover Fig 6 2 4 Remove the drum unit assembly Pull any jammed paper up and out of the printer Do not remove the drum unit assembly with additional force at this time if you cannot remove it easily Instead pull the edge of the jammed paper from the underneath of the printer 5 Open the rear cover and pull the jammed paper out of the fixing unit you have to pull the paper towards the back of the printer the fuser may get dirty with toner powder and may result in toner scatter on the next printed page or pages Print a few copies of the test page until the toner scatter on the printed pages stops
212. t forget to refit gear 59 4 34 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY 6 Turn the main frame upside down 7 Remove the two M3x6 Taptite screws and release the solenoid harness from the hook and remove the cassette guide L F Step 7 if Taptite cup M3x6 Fig 4 61 8 Remove the M3x4 screw and the tape on the solenoid harness and remove the solenoid ASSY Tape Main frame Spring Rod ii TA o 455 7 d Vis _ Solenoid ASSY Screw bind M3x4 Fig 4 62 When removing the solenoid the solenoid rod and spring may come careful not to lose them Refer to the figure above 4 35 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY 3 18 Fan Motor ASSY NOTE Be sure to remove the fixing unit and disconnect the fan motor connector on the engine PCB before removing the fan motor ASSY 1 Place the main frame so that the fan motor ASSY is at the top 2 Remove the two M3x6 Taptite screws securing the fan cover 3 Remove the fan motor ASSY with the fan cover and remove the fan motor ASSY from the 3 6 cup M3x6 Fan cover Main frame Fig 4 63 NOTE When re assembling the fan motor fix the harness into the groove on the motor then fix the motor onto the bosses Fan cover Fan motor Cg SLE Y 2 N groove Fig 4 64 A 36 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY
213. t print mode The printer incorporates various test print modes The printer enters into each test print mode by panel button operation For details on test print mode see Subsection 10 1 Test Print Mode in CHAPTER 6 2 16 6 6 1 6 1 1 CHAPTER 2 INSTALLATION AND BASIC OPERATION NETWORK BOARD OPERATION FOR HL 1270N ONLY The network board installed in the back of the printer allows you to share the printer on a network Preparing the BR net Board Connect the Ethernet cable 1 Turn off the printer power 2 Connect one end of the Ethernet Hub cable to the 10 100Base TX port of JIET W the HL 1270N 3 Connect the other end of your Ethernet cable to a free port on your Ethernet hub SA AS Fig 2 29 3 Turnon the printer power Install the BRAdmin32 configuration utility for Windows 95 98 NT 4 0 users only NOTE If you use another operating system refer to the Network User s Guide on the supplied CD ROM 1 Insert the supplied CD ROM into your CD ROM drive brother 2 Select the HL 1270N model button and follow the screen instructions HL 1038 HL 1258 HL 127UN Fig 2 30 3 The BRAdmin32 utility will then be installed onto your computer When the software is installed re boot your computer 4 The Troubleshooting information table on the right contains further configuration details LI m mil LI Initial i ip i
214. the configuration are good by printing the Network Configuration page To print the Configuration page press the Network Test button for less than 5 seconds If the test fails check a If the Alarm LED on the printer front panel is ON or blinking and all of the LEDs on the back panel near the UTP Ethernet connector are OFF or the Orange F LED is blinking then the network firmware settings may be corrupted b In this event try to restore the factory default settings of the print server by pressing the Network Test button on the back panel of the printer for more than 5 seconds Once you have done that turn the printer power off and then on again and try to print out the Network Configuration page If the Configuration page is printed but you cannot print documents try the following NOTE If none of the following steps are successful there is almost certainly a hardware or network problem a If you are using TCP IP Try pinging the print server from the host operating system prompt with the command ping ipaddress where ipaddress is the print server IP address note that in some instances it can take up to two minutes for the print server to load its IP address after setting the IP address If a successful response is received then proceed to the UNIX TCP IP Windows NT LAN Server Windows98 95 Peer to Peer LPHR Internet Printing or Web Browser troubleshooting section Otherwise proceed to step 3 and then go to s
215. ting mode from the driver 2 The printer will automatically print all the even numbered pages on one side of the paper first 3 Remove the printed even numbered pages from the output tray 4 Re insert them into the paper cassette loading the paper with the side to be printed blank side face down and the top edge toward you Follow the instructions on the computer screen Fig 2 26 b The printer will now automatically print all the odd pages on the reverse side of the paper Fig 2 26 CHAPTER 2 INSTALLATION AND BASIC OPERATION 4 3 2 To print on both sides of the paper from the manual feed slot 6 e Before re inserting the sheets straighten them or paper feed errors will occur e he use of very thin or very thick paper is not recommended e When the manual duplex function is used it is possible that paper jams may occur or print quality may not be satisfactory 1 Select the required manual duplex printing mode and manual feed mode from the driver 2 Using both hands insert the paper into the manual feed slot with the side to be printed first facing upwards Follow the instructions on the computer screen Repeat action 2 until you have printed all the even numbered pages Remove the printed even numbered pages from the output tray Re insert them in order into the manual feed slot loading the paper with the side to be printed blank side face up and the top edge towards the p
216. tion for Windows The dedicated printer driver for Microsoft Windows 95 98 Windows 3 1 and Windows NT 4 0 are available on the CD ROM supplied with your printer You can easily install them into your Windows system using our installer program The driver supports our unique compression mode to enhance printing speed in Windows applications and allows you to choose various printer settings including toner save mode custom paper size sleep mode gray scale adjustment resolution water mark and many layout functions You can easily setup these print options through the Printer Setup Menu Printer Status Monitor with Bi directional Parallel Interface The printer driver can monitor the status of your printer using bi directional parallel communications 1284 bi directional parallel printer cable is recommended The printer status monitor program can show the current status of your printer When printing the animated dialog box appears on your computer screen to show the current printing process If an error occurs a dialog box will appear to let you know what to correct If you have turned on the interactive Help Windows 95 98 only you can get visual guidance on your PC screen on the actions in the event of certain printer errors Quick Print Setup The Quick Print Setup is a convenient utility to allow you to make changes to frequently used driver settings easily without having to open the printer properties selection box eve
217. tion of Subsection 10 1 Test Print this chapter in this chapter Main PCB Is it possible to print with failure another PC and printer cable This problem may appear under the specified system environment Check the environment which the user used NOTE If this problem appears when using the RS 100M follow the procedures 5 2 on this page 6 15 CHAPTER 6 TROUBLESHOOTING 5 4 Computer HL 1250 only a4 User Check Unable to print from application software with an Apple Macintosh Check that the supplied Macintosh printer driver is installed in the System Folder and it is selected with Chooser Check the PORT selection within the Chooser It should match the port to which you physically attached the printer cable Check that the serial slide switch of the optional interface board is in the Apple RS 422A position Check the printer cable type you cannot use a Local Talk or straight through cable Failure inside 1 Is it possible to print the test the printer page with the method of Subsection 10 1 Test Print 2 Mode in this chapter Main PCB failure Is it possible to print with another PC printer cable and RS 100M2 Is it possible to print with another PC and cable RS 100M failure Identify the error type then refer to the specified section of this chapter Replace the main PCB Replace the RS 100M This problem may appear under the specified s
218. tly then some pages have text missing User Check For connecting by RS 232C 422A on HL 1250 only A problem related to serial interface setting The PC is not recognizing the printer s input buffer full signal Causes could be incorrect serial cable incorrectly wired or too long or incorrect setting of the computer serial interface The printer sometimes prints a couple of characters and then ejects the page HL 1240 1250 1270N only A User Check For DOS environment oniv The application printer emulation setting and the printers emulation do not match Check in the application software which printer vou have selected to make sure the printer is set up correctiv Remember that the printer emulates widelv used printer selections HL 1240 HP LaserJet HL 1250 HP LaserJet 6P Epson FX 850 IBM Proprinter XL HL 1270N HP LaserJet 6P Brother BR Script Level 2 Epson FX 850 IBM Proprinter XL Try setting the printer into HP emulation and then select the HP LaserJet IIP for HL 1240 or HP LaserJet 6P for HL 1250 1270N printer in the application software 6 44 9 9 1 6 TROUBLESHOOTING NETWORK PROBLEM FOR HL 1270N ONLY If the error related to network occurs refer to the following sections Installation Problem If you cannot print over the network check the following 1 x Make sure that the printer is powered on is on line and ready to print Verify that the printer and
219. ubsection 9 3 TCP IP Troubleshooting a If you are using Novell system Verify that the print server can be seen on the network To do this login as the SUPERVISOR not as someone with supervisor privileges or ADMIN for Netware 4 or later servers go into PCONSOLE select PRINT SERVER INFORMATION and select the name of the print server make sure that you have entered the print server name If you can see Print Server Status and Control in the menu then the Brother print server is visible to the network proceed to subsection 9 10 Novell NetWare Troubleshooting Otherwise go to step 3 If you are running AppleTalk for Macintosh Make sure that you can see the print server name under the LaserWriter 8 icon in the Chooser If it is visible then the connection is good so proceed to subsection 9 11 AppleTalk Troubleshooting Otherwise to step 3 6 45 6 TROUBLESHOOTING 9 2 3 4 S If you cannot make any of the connections in step 2 check the following a Make sure the printer is turned on and on line b Verify that the cabling and network connection are good If possible try the print server on a different connection on the network Also print out a Configuration page to see if you can see any Network Statistics information c Check to see if there is any LED activity The print server has three LEDs These can be used to diagnose problems L LED green Link activity
220. ver touch the scanner window on the printer body If there is any dirt or dust on the window blow it off using an air gun If cleaning the underside of the scanner window wipe off dirt or dust with soft clean paper Hefer to subsection 3 3 Cleaning the Scanner Window in CHAPTER 5 Scanner window Laser unit Reflect mirror Printer body gt Fig 4 26 4 15 CHAPTER 4 DISASSEMBLY RE ASSEMBLV 3 9 Drive Unit 1 Place the printer body carefully on its right hand side so that the drive unit is at the top 2 Remove the five M3x6 Taptite screws securing the gear plate 3 Disconnect the heater harness connector and release the panel PCB harness from the hooks 4 Carefully lift the drive unit and while supporting the PCB disconnect the main motor connector 5 Remove the drive unit Heater harness Drive unit Taptite cup M3x6 connector Panel PCB harness Taptite cup M3x6 Taptite cup M3x6 hook Main motor Step 4 2 GEEZ Main motor connector Si Taptite cup M3x6 Nx 2 Fig 4 27 6 Remove the four M3x6 screws to remove the main motor ASSY from drive unit Taptite cup M3x6 Taptite cup M3x6 Main motor ASSY Drive unit Fig 4 28 4 16 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY NOTE When replacing re assembling the main motor remove the old grease and apply a suitable amount of grease referring to the figure below Main mot
221. w bind 4 12 Engine PCB ASSY T R electrode helical spring OD f M High voltage power supply PCB ASSY Fig 4 55 6 Be sure not to lose the electrode helical spring after removing it NOTE When re assembling the T R electrode helical spring onto the plate press the spring onto the plate firmly with a flat bladed screwariver and ensure that it is retained securely 6 CAUTION The high voltage power supply PCB has been upgraded from the middle of September 99 production to improve the print quality In accordance with the change the T R electrode helical spring has been also changed As we supply both old and new versions of high voltage power supply PCB and helical spring ensure that you replace the same version of them The old and new versions are incompatible each other For details refer to the parts reference list 4 31 CHAPTER 4 DISASSEMBLY AND HE ASSEMBLY 5 Disconnect the 11 eleven connectors for HL 1030 1240 or 12 twelve connectors for HL 1250 1270N from the engine PCB to remove the engine PCB ASSY Low voltage power supply connector for HVPS Engine PCB ASSY Main PCB connector pi Q Low voltage power EE supply connector N Adeo w mx P Theor come ND Fan motor connector Dee SUN Toner sensor light ji KU emission connector 1 Polygon motor m Main motor connector Solenoid connector Tone
222. x 600 dots inch for Windows and DOS Normal printing mode Economy printing mode up to 2596 and 509 toner saving HL 1030 Up to 10 pages minute HL 1240 1250 1270N Up 12 pages minute when loading A4 or Letter size paper from the paper cassette Max 45 seconds at 23 C 73 4 F 15 seconds when loading A4 or Letter size paper from the paper cassette Toner cartridge Life expectancy 3 000 pages cartridge Standard cartridge 6 000 pages cartridge High capacity cartridge when printing A4 or Letter size paper at 596 print coverage Drum unit Life expectancy 20 000 pages drum unit Print speed varies depending on the paper size or media type For details refer to APPENDIX 3 PRINT SPEEDS WITH VARIOUS SETTINGS 1 5 1 3 2 Functions CPU Emulation Printer driver Interface Memory Control panel Diagnostics NOTE HL 1030 1240 MB86833 66MHz HL 1250 1270N MB86832 66MHz HL 1030 Brother Printing Solution for Windows HL 1240 Brother Printing Solution for Windows HP LaserJet IIP PCL level 4 HL 1250 Brother Printing Solution for Windows Automatic emulation selection among HP LaserJet 6P PCL level 6 EPSON FX 850 or IBM Proprinter XL HL 1270N Brother Printing Solution for Windows Automatic emulation selection among HP LaserJet 6P PCL level 6 Brother BR Script Level 2 EPSON FX 850 or IBM Proprinter XL PCL Driver Windows
223. y 6 31 6 TROUBLESHOOTING Faulty registration 11 2 mm high Excessive paper 1 Is the paper loaded in the load paper cassette more than 2 Print paper Is the specified weight of the recommended paper being used Is the first printing position within 1 of the tolerance specification 3 4 Is the position of the rear registration sensor normal Rear resist sensor position incorrect Instruct the user to keep paper loads below 27mm in depth to use the specified types of paper Adjust the Y offset by using the utility software supplied Reposition the sensor to the correct position Is thick paper of more than 435 being used Print paper 1 Toner sensing 2 Is the problem solved bv failure replacing the drum unit or the toner cartridge When printing is faint Thermistor failure Low voltage power supplv 4 Is the problem solved bv replacing the low voltage failure power supplv 6 32 Yes 1 Toner is empty 2 The toner sensing is defective Clean the toner Sensor 3 If the wiper in the toner cartridge is broken replace the toner cartridge with a new one Y to use the specified types of paper N es 3 Is the thermistor fitted Fit the thermistor correctly correctly es Y Replace the low voltage power supply PCB 6 TROUBLESHOOTING 13 Image distortion Laser unit
224. y Step Harness 1 Is the connection between Heconnect the connectors connection connector P21 on the main failure PCB and connector P1 on the securely network board secure Replace the main PCB Network board 2 Is the problem solved by Yes Replace the network board replacing the network board Main PCB 3 Is the problem solved by replacing the main PCB 6 22 6 TROUBLESHOOTING 7 DEFECTS 71 Image Defect Examples l 1 Light l 2 Dark l 3 Completelv blank l 4 All black l 5 Dirt on back of paper l 6 Black 6 Black vertical l 7 Black horizontal l 8 Black vertical l 9 White vertical streaks streaks stripes streaks streaks l 10 White horizontal l 1 1 Faulty 12 Poor fixing l 13 Image distortion 14 Faint print streaks registration 15 White spots 16 Black spots 17 Black band 18 Gray background 19 Hollow print I 20 Downward fogging 21 Horizontal lines 22 Light rain 23 Ghost 24 Toner specks of solid black Fig 6 5 CHAPTER 6 TROUBLESHOOTING 7 2 Troubleshooting Image Defect oeveral types of the image defects can be cleared by end users For those defects instruct the user to check the User Check items described in each table Even if the same image defect appears the following procedures should be followed in the event of specific image defects oee also Subsection 7 3 for information about the location of th
225. y Type Speed 10 100 Base TX Ethernet Auto speed detection Protocols e Management DHCP RARP DHCP NetBIOS over IP LPR LPD Port9100 Custom Port POP3 SMTP SMB Print TELNET SNMP HTTP TFTP Novell IPX SPX Bindery NDS AppleTalk Web Based Management BRAdmin32 Windows based management utility TELNET and Netware Command Console SNMP MIB ll HP JetAdmin Web JetAdmin compatible Firmware update 2MB flash ROM Use BRAdmin32 when upgrading print server software or BOOTP TFTP PUT GET or IPX for Netware Supplied software 3 5 Paper 3 5 1 Feedable paper 1 Type amp size BRAdmin32 management utility for Windows 95 98 NT 4 0 Port driver for Windows 95 98 NT 4 0 LPR port driver for Windows 95 98 only NetBIOS port driver SMTP port driver Paper cassette Normal paper A4 Letter B5 ISO 5 Executive Legal Transparencies Manual feed slot Normal paper A4 Letter B5 JIS ISO A5 A6 Executive Legal 70 216 x 116 356 mm 2 75 8 5 x 4 57 14 inches DL C5 COM10 Monarch B5 ISO Optional lower Normal paper A4 Letter B5 ISO A5 Executive Legal paper cassette HL 1250 1270N only NOTE Transparencies Legal size paper can be printed with the standard paper cassette or the optional lower cassette for the US and Canada models only 1 8 1 2 Other paper specifications Paper Cassette pea O 64 to 105
226. ystem environment Check the environment which the user used Although the USB driver is installed it is unable to find the BRUSB port HL 1240 1250 1270N only A User Check 1 Re install the USB driver following the steps below i ii Turn the printer off and on again Add New Hardware Wizard is launched again follow the inst install the driver Double click the file DeinsUSB exe in the USB directory of the CD ROM or the floppy disk ructions in the Wizard to re 2 Try to connect the printer directly to the computer if it is connected through a network Computer Does Universal Serial Bus settings Controllers appear in the Device Manager tab of System Properties in Control Panel USB cable printer damage Does the BRUSE port appear in the Device Manager tab of System Properties in Control Panel 6 16 This problem can be caused by your computer settings See the computer manual The USB cable is damaged Replace the cable If the same problem appears the printer will be damaged G3 with USB HL 1240 1250 1270N only User Check 1 Check the printer is turned on 2 Check the USB interface cable is connected correctly 3 Check the printer driver is installed correctly 6 TROUBLESHOOTING This printer does not appear in Chooser with iMac and Power Macintosh Printer connection Select Apple System Profiler i

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