PR4 SR
Contents
1. 8 N 6336 Service Manual 1 9 1 7 INTERFACES 1 7 1 RS 232 Serial Interface Connector Layout 13 000000000000 1 14 RS232 Connector PIN functions Signal name Frame GND TXD Transmitter data RXD Receiver data RTS Fix to Space level DSR Space 12 the host can receive data Mark 12 the host cannot receive data When DTR DSR control is selected the printer transmits data after confirming this signal When XON XOFF control is selected the printer does not check this signal If the signal remains Mark for more than 1msec the printer performs a reset only when selected from set up Signal GND DTR When DTR DSR control is selected this signal indicates whether the printer is busy SPACE OK MARK busy When XON XOFF control is selected the signal indicates whether the printer is connected and ready to receive data SPACE OK MARK busy The signal is always SPACE except during HW reset Self test Set UP The printer is reset when the signal remains Space for more than 1msec only when selected from set up Service Manual XYAA6336 1 7 2 IEE 1284 Parallel Interface Connector Layout 15 2 1 000000000000 000000000000 14 Signal Source STROBX Host DACX 0 7 Hos2. 2 5 ASSEMBLY 5 11 2 4 CONNECTIONS nisi 2 6 5 6 REMOVING THE PRINT HEAD 5 13 25 SETTINGS BE MADE 5 7 CUTTER ON THE PRA 5 14 ACCORDING TO THE PAPER 5 7 1 Cutter on the SR 5 15 POLES USED PRE 24 58 REMOVING THE PLATEN 5 16 2 5 1 Inserting the Rewinder for 5 9 REMOVING THE CARRIAGE 28 MOTOR 5 17 2 5 2 Inserting the Rewinder for 82 5 mm Roll 2 9 5 10 REMOVING THE RIBBON 2 5 3 Inserting the Rewinder for MOVEMENT 5 18 114 3 mm Roll 2 10 5 11 OUT OF PAPER MICROSWITCH 2 5 4 Inserting the Rewinder for ASSEMBLY tetris 5 19 139 7 mm Roll 2 11 5 12 REMOVING THE REWIND 2 5 5 Installing the Paper Guide 216 CLUTCH ASSEMBLY 5 21 2 5 6 Writing Position 2 13 5 13 REMOVING THE DOCUMENT DETECTION PHOTOSENSORS 5 21 5 14 REMOVING THE SLIP DETECTION PHOTOSENSORS 5 22 XYAA6336 Service Manual V ADJUSTMENTS 6 1 6 1 ADJUSTING THE PLATEN ON THE BASIC STRUCTURE 6 1 62 ADJUSTING THE PARALLELISM AND PRINT HEAD PLATEN DISTANGE tiit 6 2 6 3 ADJUSTING THE TENSION OF THE CARRIAGE TRANSPORT 64 ADJUSTING THE OUT OF JOURNAL AND RECEIPT PAPER MICROSWITCH SUPPORT 6 2 6 5 MOUNTING THE SNAP RINGS ON THE CARRIAGE TRAN
3. 51 US27 J35 A2 6336 Service Manual LEGEND Ref F1 F2 F3 J6 J7 J8 J17 J18 J20 421 422 424 429 430 431 432 433 Description Fuse from 1 6 to 125 V Fuse from 3 15 to 125 V Display cassette card Needle print head Slip motor Slip photosensor on the right hand side of the slot Paper detection photosensor receipt and journal Receipt and journal out of paper microsensor Power supply Micr card Console Parallel port Receipt motor Journal motor Cutter motor Carriage motor Service Manual XYAA6336 5 5 REMOVING THE PRINT ASSEMBLY Remove the case Section 5 2 Remove screws 1 and 2 shown in the figure so as to be able to lift the machine from the base Fig 5 9 Disconnect the yellow ground cables of the print and cutter assemblies e Disconnect all the connectors from the electronic board and separate the machine from the base Figure 5 9 Remove screws 3 and 4 Fig 5 8 Separate the print unit from the paper feed unit by appropriately rotating them Fig 5 7 To reassemble follow the disassmbly procedures in reverse order giving special consideration to the hooking points shown in the figure Fig 5 7 Figure 5 7 XYAA6336 Service Manual PR4SR Figure 5 11 Figure 5 12 Figure 5 10 5 12 Service Manual XYAA6336 56 REMOVING THE PRINT HEAD Remove the case Secti
4. Journal poter o IE e la eil motor 1 8 Cheque top of Slip i form sensor motor Carriage 7 Slip alignment sensor Mechanics Electronic main board Out of paper switches Display amp Drawer optional driver 24 DCV Power supply 110 ACV Note 1 Onthe board afemale connector is used for Note 2 Type PAL MACH 111 for parallel interface serial connections while a male connector is Type ADM 202 JRW for serial interface used for parallel connections The location of the components on the electronic board is purely indicative 1 6 Service Manual XYAA6336 PR4 SR Mechanical Devices Cutter position switch Out of paper switch adjustable rewinder guides gt i x Slip top of form sensor J ournal 2nd copy Me RIA i ere ecu rewinder KSP I py lt adjustable paper guides gt LN Manual cutter Single roll motor RAEE Print head Carriage 14 Cheque top of form sensor 7 Slip alignment sensor XYAA6336 Service Manual 1 7 1 5 POWER SUPPLY CHARACTERISTICS The machine must be equipped with a power supply of the following characteristics VOLTAGE POWER 24 V 20 10 45 W max 75 W The following power supplies are optionally available to the user 1 External A
5. XYAA6336 Service Manual 7 1 8 INSTALLING THE DRAWER AND DISPLAY CARD OPTION Open the machine and insert the drawer and display drive card by following the procedure described in Section 5 4 e Insertthe card inthe slots on the base see Figure 8 1 and then attach the connection cable to the main board Figure 8 1 DRAWER CABLE DISPLAY CABLE XYAA6336 Service Manual
6. 6 10 Service Manual XYAA6336 6 9 3 Adjustment This adjustment must be made using the MICR calibration card code 474245 special check on which the reference value is printed on the center bottom part of the card Before beginning make sure that the paper rolls are installed since the printer will have to print the values referring to the calibration card First part of the calibration procedure Printer Action Prints a message indicating entrance to the calibration procedure ADJ MICR Prints the first range of reference values of the following table 80 84 lt 85 89 lt 90 94 lt 95 99 lt 100 104 lt 105 109 lt 110 114 lt 115 120 lt Operator Action By pressing the RECEIPT key the values indicated in the table are progressively printed When the reference value of the calibration card is included within the range of values printed by the PR4 press the JOURNAL key and perform the second part of the calibration cycle XYAA6336 Service Manual 6 11 Second part of the calibration procedure Console configuration Blinking Slip LED Slip LED o m Da 1 M 24 O Error LED 007 007 Receipt LED Journal LED Operator action Insert the check Printer action Inserts the check Console configuration Blinking Receipt LED Slip LED ONLED EG 69 T IN E C Error LED OO Receipt LED Journa
7. 4 Printer action PR4 Continuous printing on receipt and journal PR4 SR Continuous printing on receipt Note This cycle lasts approximately two hours for the receipt four hours for the journal These cycles are used at the factory during the run in phase To interrupt the cycle open the front cover 3 4 Service Manual XYAA6336 4 SETUP AND ADJUSTMENTS Proceed as follows to setup and or adjust the printer Open the printer s front cover Press keys 1 and 2 simultaneously for more than five seconds until an acoustic signal is sounded when releasing these two keys LEDs 2 error 3 and 4 will come on Presskeys 1 and2 simultaneously again this time for more than 10 seconds until another acoustic signal is sounded Ref LED Indications on the Console 1 C SC 2 Ne 2 3 J 4 C P 5 N O O NG 6 4 E O s 7 O 2 8 Press key 1 one or more times until obtaining the light pattern corresponding to the operation to be carried out refer to the table below indicating the correspondence between the light pattern and the operations to be carried out Press key 2 to return to the initial state reset if needed Close the printer s top cover the operation to be carried out is performed o
8. Manual 6 7 ADJUSTING THE PAPER DETECTION PHOTOSENSOR PLATE Once bar parallelism is performed place an 0 5 mm thick plate between the rollers code 474041Z and code 474037M Move the photo assembly code 474033R in contact with the plate and then tighten screw code 924917F 6 4 Service Manual XYAA6336 6 8 ADJUSTING THE MICR MOTOR ASSEMBLY MESH With the screws frictioned adjust the position of the MICR motor assembly so there is a clearance between the gears as shown in the figure and to avoid pointings during rotation then tighten the screws XYAA6336 Service Manual 6 9 ADJUSTMENT MENU To enter into the Adjustment Menu follow the instructions explained in Section 4 After the mechanical reset performed once the menu is entered the console will assume the following configuration Receipt LED ON Journal LED ON Ne 2 Slip LED ONLED EG 904 O EJ f gt O ErorLeD 007 0 Receipt LED Journal LED Figure 6 6 The keys have the following functions Receipt key left SKIP Journal key right CONFIRM An acoustic signal will sound and the configuration of the LEDs will change each time the Receipt key is pressed as indicated in the following table Receipt LED Journal LED Adjustment Photosensors Micr Carriage Exit Pressing the CONFIRM key will switch the machine to the Adjustment Mode an appropriate signal sounds 6 6 Service
9. Manual XYAA6336 6 9 1 Photosensor Adjustments After a reset the carriage moves to the far left position where the first phase of the adjustment procedure is carried out and which consists of multiple reads of the photosensors in out of paper conditions The console assumes the following configuration during this phase Flashing Receipt LED n Slip LED ONLED IC 92 SO O E Error LED 6 Receipt LED Journal LED Figure 6 7 Operator Action 1 Insert the sheet of paper trying to keep it aligned to the right as much as possible 2 Press the Receipt key Slip LED ONLED EG 269 sal TA 2 O EmorLED 80 98 44 Receipt LED Journal LED Figure 6 8 Printer Action 1 Thecarriage will move tothe pressed roller position Operator Action 1 Release the paper XYAA6336 Service Manual 6 7 Console Configuration Flashing Journal LED 7 Slip LED ey DI ONLED Kb Oo E 7 3 Pee O ErrorLeD 00 EO Receipt LED Journal LED Figure 6 9 Operator Action 1 Press the Journal key Slip LED ODS N AR Receipt LED Journal LED ONLED EG 69 2 Li 9 Eroen OO DE Figure 6 10 Printer Action 1 Moves the paper in position covering all the photosensors 2 Performs the second part of the adjustment which consists of multiple reads with paper present 3 Stores in EEPROM the current and threshold values detected during the adjustm
10. 4800 skip 2400 2400 skip AR enter enter skip STOP enter skip JEN enter enter skip skip skip PARITY enter skip EE skip enter enter enter skip HAND enter skip enter enter skip enter OUT 4 4 Service Manual XYAA6336 skip ec enter enter enter enter enter skip OPTION enter gt CUTTER d Ao EH skip enter skip enter OTHERS skip SAVE enter STOP skip LOAD DEFAULT enter gt skip DEFAULT skip ESTART enter 6336 Service Manual 4 5 4 2 4 SET UP Diagram EPSON Emulation With the printer in the Setup mode select the parameters by following the flow charts provided below START SERIAL INTERFACE EMULATION enter skip VO MENU F enter SERIAL enter BIT CHAR skip nn enter skip skip ip PARITY UT ski skip enter enter skip NO PRINT enter ZN 4 6 Service Manual XYAA6336 out NINA skip USER enter skip enter enter enter enter enter enter enter skip OPTION Lenter CUTTER enter skip EPSON CUTTER dga skip 5 enter enter skip 4 CHEQU
11. C power supply VOLTAGE POWER FREQUENCY 230 240 V 45 W max 75 W 50 60 Hz 115 230 V 2 Internal AC power supply VOLTAGE POWER FREQUENCY 115 230 V 40 W max 75 W 50 60 Hz Power Supply Connector Drawing 24 VDC GND Frame GND Frame GND 1 8 Service Manual XYAA6336 1 6 LAYOUT OF THE DRAWER AND DISPLAY CONNECTORS By means of the drawer and display option it is possible to drive a client drawer and display Refer to Chapter 8 for instructions on how to install the related card Drawer Connector Solenoid resistance 24 ohm min Output voltage 24 volts Current 1 amp Max Printer side connector Molex 52065 6615 or equivalent 1 Frame GND 2 Drawer kick out drive signal 1 3 Drawer open close signal 4 24V 5 Drawer kick out drive signal 2 6 Signal GND 1 5 With shielded 2 _Drawer kick out 1 solenoid 3 4 Drawer open close 5 i 4 detection switch 6 Display Connector By configuring the printer in the EPSON TMU emulation it is possible to connect the EPSON DM D203 011 display Safety ground Transmit data to print Receive data from printer Indicates whether the printers can receive data or not Indicates whether the display can receive data or not Signal ground Power supply terminal Power supply retrace line
12. E PRINT enter FRONT skip enter skip skip DISPLAY t enter enter skip skip enter enter skip men enter enter skip RES enter enter skip 4 Enter enter 8 B yin our XYAA6336 Service Manual 4 7 enter skip SAVE enter STOP 4 8 Service Manual XYAA6336 START PARALLEL INTERFACE enter enter enter enter enter enter skip enter skip OPTION enter enter enter EPSONCUTTER EPSONCUTTER Sed enter enter 32 BYTES enter enter SAVE enter STOP skip skip RESTART 6336 Service Manual 4 9 5 DISASSEMBLY REASSEMBLY Remove the ribbon cartridge and then remove the PROCEDURES 5 1 OVERVIEW This chapter is divided into two parts which describe paper rolls by tearing them at their insertion windows e Extract the console by gently pushing it upwards Manually remove the Closed cover detection microswitches how to disassemble reassemble the parts and how to make the related adjustments Before proceeding with any operation power off the printer and unplug it from the electrical outlet 5 2 REMOVING THE CASE Open the front and rear covers completely PAPER RO
13. GE TRANSPORT BELT Pulling the end pulley support bracket with a dynamometer in the direction of the arrow tighten the transport belt until reaching a value of 2 Kg 50 gr Using the screw code 923033B block the bracket code 474050E on the structure code 474015P Fig 6 3 474050E Figure 6 3 6 4 ADJUSTING THE OUT OF JOURNAL AND RECEIPT PAPER MICROSWITCH SUPPORT PRA Position the microswitch support half way along the total run using the tab regulator code 4741207 Fig 6 4 or according to the client s requirements PR4 SR Position the microswitch support as follows fora 139 7 mm wide roll all the way forwards towards the operator for 114 3 and 82 6 wide rolls half way along the total run for the 72 6 mm wide roll all the way backwards from the operator 4741207 474117 6 4 6 5 MOUNTING THE SNAP RINGS THE CARRIAGE TRANSPORT ASSEMBLY During the assembly of codes 474067T 474059B and 474026J snap ring code 474241E must have a clearance of 0 1 0 2 Fig 6 5 Clearance is obtained by inserting a probe between the snap ring and the stop point 474026 474241 474067T Figure 6 5 6 2 Service Manual XYAA6336 6 6 ADJUSTING THE CLEARANCE OF THE DOCUMENT INSERTION SLOT 474030 Using a specific probe make sure that there is a clearance of 2 5 mm between the frame shield code 4740305 and the frame code 47401 7R XYAA6336 Service
14. LLS RIBBON CARTRIDGE CLOSED COVER DETECTION MICROSWITCHES CONSOLE Figure 5 1 XYAA6336 Service Manual 5 1 PR4SR PAPER ROLL RIBBON CARTRIDGE Figure 5 2 CLOSED COVER DETECTION MICROSWITCHES CONSOLE Service Manual XYAA6336 Remove the front cover by gently pressing on its two side tabs The cover of the paper rolls can also be removed manually by proceeding as shown in Figures 5 3 5 4 Figure 5 3 6336 Service Manual PR4SR Figure 5 4 Service Manual XYAA6336 To remove the print assembly from the case proceed as shown in Figures 5 5 5 6 The case must be removed from the base by manually sliding it upwards Figure 5 5 XYAA6336 Service Manual PR4SR The arrows indicate the positions of the hooks that secure the frame to the base of the printer Figure 5 6 5 6 Service Manual XYAA6336 5 3 LOCATING THE COMPONENTS ON THE ELECTRONIC BOARD SERIAL VERSION Oo O Dal Oo O 0521 0517 0510 0613 duuuuuuuug 0 lal 2 ass J17 514 110 000 0000000 084 0000000000010 00000000 0000 0519 0520 6336 S
15. M FEELER CODE 4740652 IN THE COUPLING AREA WITH SLIP CONTRAST SHAFT CODE 474041Z AND PLATE CODE 474031P STUD CODE 474027K N 2 1 AND RELATED GEARS ALIGNMENT SHAFT SUPPORT BRACKET CODE 474071X WITH SHAFT CODE 474043 PLATE AREA CODE 474031P ON WHICH THE CARRIAGE CODE 474063X SLIDES FEELER SPRING EYELETS CODE 474190Y AND RELATED HOOKS TERMINAL PART OF CARRIAGE SHAFT CODE 474064Y ON A ZAMA STRUCTURE STUD CODE 474081J AND RELATED GEARS ON CRADLE CODE 474080V CUTTER SLIDE BOSS AND SLIDE AREA ON LOWER STRUCTURE BETWEEN RIVETED STUD AND HELICAL WHEEL AND BETWEEN THE HELICAL WHEEL AND THE WORM SCREW ON THE MOTOR BETWEEN THE RIVETED STUD AND THE GEAR BETWEEN THE TEETH OF THE ENTIRE KINEMATIC CHAIN OF THE MICR ASSEMBLY MOTOR GEAR PAGE 6 OF THE SPARE PARTS CATALOGUE SHAFT ROTATIONAL AREA CODE 474086 N 2 ON CRADLE CODE 474080V AND ON THE CENTRAL SIDE CODE 474085N SHAFT ROTATIONAL AREA CODE 474091L 2 AS ABOVE SHAFT ROTATIONAL AREA CODE 474093N 2 AS ABOVE SHAFT ROTATIONAL AREA CODE 474094P 2 AS ABOVE LUBRIFICATION OF THE PARTS OF THE SINGLE ROLL USING TEFLON GREASE SHAFT ROTATIONAL AREA CODE 474224V ON CRADLE CODE 474223U SHAFT ROTATIONAL AREA CODE 474225W ON CRADLE SHAFT ROTATIONAL AREA CODE 474226X CRADLE SHAFT ROTATIONAL AREA CODE 474210B ON STRUCTURE CODE 474280A BETWEEN STUD 474081J AND COGWHEEL CODE 474084M NOTE THE CODES ARE THOSE FOUND IN THE SPARE PARTS CATALOGUE
16. PRINTER PR4 SR SERVICE MANUAL PUBLICATION ISSUED BY Olivetti Tecnost S p A Via Camillo Olivetti 8 10011 Agli Italy Copyright 2004 by Olivetti All rights reserved Printed in Italy by UPDATING STATUS DATE CODE 09 1996 681810V 00 02 1998 681811J 01 06 1998 681812K 02 03 2004 XYAA6336 PREFACE This manual has been written for the field engineers who will be servicing the PR4 and PR4 SR printers It provides all the information needed to install and service these printer models SUMMARY This manual is divided into eight chapters The first four chapters provide the installation functional check and adjustment procedures while the remaining chapters provide the disassembly and adjustment procedures PREREQUISITES Knowledge of similar products is helpful to better understand the topics discussed in this manual REFERENCES User s Guide provided with the product Spare Parts Catalogue code XYAA4789 DISTRIBUTION General FIRST EDITION September 1996 SECOND EDITION February 1998 THIRD EDITION June 1998 XYAA6336 Service Manual iii TABLE OF CONTENTS 141 FUNCTIONAL CHECKS 3 1 1 1 INTRODUCTION 1 1 3 1 BEDS tetro 3 1 1 2 OVERALL VIEW OF THE 3 2 CONSOLE INDICATIONS 3 2 PRINTER 1 2 AT PRA FE dij SEP TEST ansatt
17. SPORT 6 2 6 6 ADJUSTING THE CLEARANCE OF THE DOCUMENT INSERTION IOTER 6 3 6 7 ADJUSTING THE PAPER DETECTION PHOTOSENSOR 6 4 6 8 ADJUSTING THE MICR MOTOR ASSEMBLY MESH 6 5 69 ADJUSTMENT MENU 6 6 6 9 1 Photosensor Adjustments 6 7 6 9 2 Adjusting the Carriage 6 9 6 9 3 MICR Adjustment 6 11 LUBRIFICATION 7 1 INSTALLING THE DRAWER AND DISPLAY CARD OPTION 8 1 vi Service Manual XYAA6336 1 OVERVIEW 1 1 INTRODUCTION The PR4 is three station impact printer the PR4 SR two station impact printer specifically designed for the POS retail environment It can print on forms cheques receipts and journal rolls with a print pitch ranging from 12 cpi to 17 1 cpi The receipts are cut by a CUTTER while the journal roll comes with a JOURNAL REWINDER The forms to be printed are automatically aligned once inserted through the front insertion slot Paper rolls with different widths can be used 76 2 mm 82 5 mm 114 3 mm and 139 7 mm The codes on cheques can be read by means of the optional MICR device while it is possible to print on the back of the cheques The printer is equipped with a client display SUPPORT An optional electronic board manages the banknote drawer and client display both of which controlled directly by
18. Selecting the Parameters 4 2 Service Manual XYAA6336 4 2 2 Selecting the Parameters After accessing Setup as explained in the section Accessing Setup Section 4 2 1 the machine will print the first main menu The following two alternatives are available 1 Pressing key 2 JOURNAL select the menu the machine will print the first parameter of this menu 2 Pressing key 1 RECEIPT do not select the menu the machine will print the second main menu If you proceed with step 1 the following two alternatives are available a Pressing key 2 JOURNAL the machine will print the second main menu b Pressing key 1 RECEIPT the machine will print the successive parameter 28 40 and so on In brief 1 In the Setup mode the machine will print and propose one item or parameter at a time 2 The item or parameter can be accepted and selected with key 2 JOURNAL or rejected with key 1 RECEIPT XYAA6336 Service Manual 4 2 3 SET UP Diagram Olivetti Emulation When switching to the SET UP mode the printer can be programmed as indicated in the following diagram enter EMULATION enter Uu skip vut uet enter enter skip double roll version single roll version FORMAT i i enter enter skip skip UP enter VO MENU SERIAL enjer SBITCHAR enter skip enter enter skip skip e enter 9600 9600 skip 4800
19. e of 82 5 and 76 2 mm paper rolls detach both tabs Figure 2 24 Figure 2 25 View of the paper guide tab spring which must be secured to the right hand side of the machine SLOT FOR 76 2 AND 82 5 MM SLOT NOT USED SLOT FOR A 76 2 MM ROLL SLOT FOR AN 82 5 MM ROLL ROLLS Figure 2 26 2 12 Service Manual XYAA6336 2 5 6 Writing Position Ensure that the ribbon is completely positioned in the ribbon guide as shown in the figure RIBBON GUIDE RIBBON PRINT HEAD Figure 2 27 XYAA6336 Service Manual 3 FUNCTIONAL CHECKS 3 1 LEDS There are five LEDs on the console indicating respectively LED 1 ON When on indicates that the printer is powered LED 2 error When on indicates that the printer crashed When flashing indicates a mechanical error or a paper jam LED 3 When on EPSON emulation When flashing OLIVETTI emulation indicates an almost out of receipt roll condition when 50 to 150 mm of paper is still available depending on the adjustment made LED 4 When on indicates an almost out of journal roll condition when 50 to 150 mm of paper is still available depending on the adjustment made LED 5 When on indicates that a form is inserted from the top or from the front feeder When flashing indicates that the printer is waiting for a form to be inserted from the front insertion slot n Also see the section entitled Console Indications which explains the error condit
20. ent 4 Prints the previous and new values on paper Ejects the paper 6 Returns to the Adjustment Menu of Fig 6 6 6 8 Service Manual XYAA6336 Photosensor Adjustment Errors Any error detected is signalled by the flashing of the console LEDs in the following way Error LED Receipt LED Journal LED In case of error press the Journal key to return to the initial configuration Slip LED Photosensor Error NI ONLED 69 S Error LED 807 IN Journal LED Receipt LED Slip LED Figure 6 11 6 9 2 Adjusting the Carriage The carriage adjustment procedure consists of two phases 1 Carriage reset photosensor adjustment 2 Slip alignment position adjustment Printer Action 1 Acoustic signal indicating entrance to the Adjustment Mode 2 Reset photosensor adjustment 3 Storage of the values in EEPROM and an acoustic signal indicating OK Error LED Receipt LED Journal LED Printer Action 1 Performs a mechanical reset with the values calculated during the procedure Any error detected by the printer will be signalled as follows 4 Printing on receipt of the current values of a blank refracting photosensor andthe previous threshold values 5 Printing on receipt of the previous carriage position adjustment value 6 Printing on receipt of the new current values of a blank refracting photosensor with respective threshold Carriage Adju
21. ervice Manual LEGEND Ref F4 9 F11 J6 J7 J8 9 J10 J14 J17 J18 J20 421 422 424 428 429 Q1 Q3 QS8 59 0510 0517 0521 01 02 52 05 06 UCI US2 US4 056 0613 0614 0618 0519 0520 Description Fuse for the receipt journal slip and cutter motors Main fuse Carriage motor fuse Display drawer board connector Needle head connector Slip motor connector Receipt motor connector Journal motor connector Cutter motor connector Slip photosensor connector photo on the right edge of the slot Paper photosensor connector photo between the receipt and journal Out of receipt and journal microswitch connector Power supply connector MICR board connector Console connector Carriage motor connector RS 232 serial interface connector Cutter motor drivers Needle drivers EPROM socket Carriage motor drivers ASIC E2PROM RAM CPU 5V regulator RS232 serial interface driver Journal motor driver Slip motor driver Receipt motor driver Service Manual XYAA6336 5 4 LOCATING THE COMPONENTS ON THE ELECTRONIC BOARD PARALLEL VERSION 1 Q ver eee Er 6250 2650 Beso Q dr 10 f EN m 1 C EZ gt 0513 1650 8450 igo Se UCI li J33 J23 J34
22. f paper rolls with the following widths 76 2 82 5 1 14 3 and 139 7 mm To insert the paper roll take the rewinder which is found in the printer and appropriately assemble the spacers and flanges see Figure 2 7 according to the dimensions of the paper to be used Figure 2 7 6336 Service Manual 2 5 1 Inserting the Rewinder for 76 2 mm Rolls PASSING BOSS Figure 2 8 Figure 2 9 Figure 2 10 BOSS WITH LONGER STOPPER Figure 2 11 Figure 2 12 2 8 Service Manual XYAA6336 2 5 2 Inserting the Rewinder for an 82 5 mm Roll PASSING BOSS Figure 2 13 Figure 2 14 Figure 2 15 BOSS WITH SHORTER STOPPER Figure 2 16 Figure 2 17 XYAA6336 Service Manual 2 9 2 5 3 Inserting the Rewinder for a 114 3 mm Roll BOSS WITH SHORTER STOPPER Figure 2 18 Figure 2 19 Figure 2 20 2 10 Service Manual XYAA6336 2 5 4 Inserting the Rewinder for a 139 7 mm Roll 4 Figure 2 21 Figure 2 22 gt Figure 2 23 XYAA6336 Service Manual 2 11 2 5 5 Installing the Paper Guide The paper guide must be installed when using 114 3 mm 82 5 mm and 76 2 mm paper rolls To install the paper guide for a 114 3 mm paper roll you need to remove the wider tab see Figure 2 25 In the cas
23. ions signaled by the LEDs errors or malfunctions and gives the appropriate corrective actions PR4 CONSOLE LED 1 LED 5 SLIP DATT EG LED 2 LED 3 LED 4 Figure 3 1 PR4 SR CONSOLE LED 1 LED 5 SLIP f 7 LED 2 LED 3 LED 4 Figure 3 2 Each LED on the console can indicate a condition in any one of the following ways SU 1 O off on 9 flashing The way in which the five LEDs come on indicates the different failures errors or malfunctions XYAA6336 Service Manual 3 1 3 2 CONSOLE INDICATIONS Different failures errors or malfunctions are signaled on the console in the following ways Error LED LED 2 flashing Error LED LED 2 flashing other LEDs on Error LED LED 2 on The following table summarizes all the possible LED indications Ref LED Indications on the Console fl o NG 27 S BOS N A 3 N Sa 2 44 9 6 di ON Vy 29 2 7 N O O p Failure Signaled a Paper jam in the Slip path b Carriage blocked during reset C Faulty cutter d Hot print head Printer covers open Incorrect read from EPROM of the initial SETUP values Incorrect read from EPROM of the photosensor adjustment parameters Incorrect read from EPROM of the carriage position adjustment value Incorrect read from EPROM of the MICR reader adjus
24. l LED Operator action Press the RECEIPT key Slip LED 4 7 2f ON LED EG 69 A 3 O Error LED E LOO Receipt LED Journal LED Printer action Performs a read cycle 6 12 Service Manual XYAA6336 Calibration is performed by carrying out the second part of the calibration procedure FIVE TIMES The operator must therefore insert the check five times Upon completion the outcome of the calibration procedure will be printed OK Calibration Ok A D saturation Too many peaks Too many peaks noise Verify head Verify head connection inverted Not OK XYAA6336 Service Manual 6 13 7 1 10 11 12 13 BLADE RIGHT AND LEFT TERMINALS FROM 37 TO 39 ON THE LOWER BLADE SLIDE AREA 15 16 17 19 20 21 T lt lt LUBRIFICATION LUBRIFICATE USING FOMBLYN Y06 OIL CODE 757283C SUPPLIER AUSIMONT A MONTEDISON GROUP COMPANY CARRIAGE SLIDE SHAFT CODE 474064Y 2 DROPS TO THE RIGHT AND 2 TO THE LEFT THEN SOAK FELT CODE 474243 G IN 0 2 cc OF THE SAME OIL LUBRIFICATE USING MAGNALUBE TYPE TEFLON GREASE CODE 3233350X CARRIAGE PULLEY CODE 474026J AND STUD CODE 474025R RETURN PULLEY CODE 474067T AND STUD CODE 474025R STUD CODE 474025R WITH GEAR CODE 474062W AND RIBBON EXCHANGER ASSEMBLY CODE 474059B LANCE STUD CODE 474029V WITH GEAR CODE 474058A AND LANCE 4740574 ROTATIONAL AREA ON BUSHINGS CODE 474040C OF THE SLIP FEED SHAFT CODE 474037
25. mane 3 4 1 2 2 PR4 SR Printer NEEESE TIE eee ees 1 3 3 4 ROLL TEST POPP CPO CCPC CeCe EI OLE CCIE III 3 4 1 3 BLOCK DIAGRAM 1 5 SETUP AND ADJUSTMENTS 4 1 1 4 INTERNAL CONNECTIONS 1 6 15 POWER SUPPLY 4 1 OPERATOR TEST 4 2 CHARACTERISTICS 1 8 42 SETUP FROM THE CONSOLE 4 2 1 6 LAYOUT OF THE DRAWER AND 4 2 1 Accessing this Setup Mode 4 2 DISPLAY CONNECTORS 1 9 4 2 2 Selecting the Parameters 4 3 17 RS 232 SERIAL INTERFACE 4 2 3 SET UP Diagram CONNECTOR LAYOUT 1 10 Olivetti Emulation TES 4 4 4 2 4 SET UP Diagram 1 7 1 RS 232 Serial Interface Connector Layout 1 10 EPSON i 1 7 2 IEE 1284 Parallel Interface DISASSEMBLY REASSEMBLY Connector Layout 1 11 a PROCEDURES 5 1 2 INSTALLATION 2 1 51 OVERVIEW 5 1 2 1 UNPACKING THE PRINTER 2 1 5 2 REMOVING THE CASE 5 1 2 2 CHECKING THE PACKING 5 3 LOCATING THE COMPONENTS CONTENTS 2 2 ON THE ELECTRONIC BOARD DUUM gate 2 2 SERIAL VERSION 5 7 2 2 2 PR4SR taa nitide 2 3 54 LOCATING THE COMPONENTS 2 8 REMOVING THE BLOCKAGES ON THE ELECTRONIC BOARD USED FOR TRANSPORTATION 2 4 PARALLEL VERSION 5 9 Ine 2 4 5 5 REMOVING THE PRINT 2 3 2 45
26. n of the Remove the case Section 5 2 arrow shown in the figure Remove the print assembly Section 5 4 To reassemble the platen follow its disassembly e Extract the plate by sliding it from the front head procedure in reverse order and align as shown in side the figure PROCEED VERY CAREFULLY Note After replacing the head readjust the parallelism and the distance between the print head and platen Section 6 2 SCREW PLATEN SCREW SCREW C BRACKET Figure 5 17 5 16 Service Manual XYAA6336 5 9 REMOVING THE CARRIAGE MOTOR e Proceed as explained Section 5 4 to access the print assembly Remove the case Section 5 2 After having removed the plastic board remove screws A and B so that you can then remove the motor SCREW A CARRIAGE MOTOR SCREWB Figure 5 18 XYAA6336 Service Manual 5 10 REMOVING THE RIBBON The pin is now free and can be removed by pulling MOVEMENT PIN it upwards Remove the printer front cover Remove the flat cable guide board upwards Fig 5 12 after having removed the bracket Remove the exchanger using a pair of pliers Fig 5 13 BRACKET FLAT CABLE GUIDE BOARD N 1 Il PIN EXCHANGER Figure 5 20 5 18 Service Manual XYAA6336 5 11 OUT OF PAPER MICROSWITCH 2 ASSEMBLY Remove the case Section 5 2 By following the procedure explained in Section 5 4 lift the machine f
27. nsor assembly must be adjusted Remove the print assembly Section 5 4 with respect to the platen as explained in the e Remove the paper guide plate in order to be able to section Adjusting the Photosensors access the photosensor assembly Section 6 9 1 PROCEED VERY CAREFULLY SLIP DETECTION SLIP DETECTION PHOTOSENSORS SECURING SCREW PHOTOSENSORS SECURING SCREW MITO Sf Figure 5 25 n 5 22 Service Manual XYAA6336 6 ADJUSTMENTS The following sections describe the adjustments to be made on the different printer assemblies 6 1 ADJUSTING THE PLATEN ON THE BASIC STRUCTURE After replacing the platen check the parallelism between the platen andthe basic structure Parallelism with the carriage guide plate is obtained using a caliber and by adjusting the three securing screws tolerance of 0 1mm Note After making this adjustment it is mandatory that you follow the procedure described in Section 6 2 Figure 6 1 XYAA6336 Service Manual 6 2 ADJUSTING THE PARALLELISM AND PRINT HEAD PLATEN DISTANCE By means of friction screws 9230100 higher or lower the plate code 474031 P until obtaining the parallelism between the print head and platen Then check using a probe for a clearance of 0 33 0 37 mm between the needle profile and platen code 4740185 Fig 6 2 0 33 0 37 923010Q Figure 6 2 6 3 ADJUSTING THE TENSION OF THE CARRIA
28. on 5 2 Remove screw 1 Remove the two boards to which the power supply flat cable is connected as shown in Figure 5 13 Proceed as explained in Section 5 3 to access the electronic board and therefore disconnect the flat cable from connector J7 on this board Figure 5 13 To completely extract the print head and related flat cable remove the board shown in Figure 5 14 gently bend this board so that it can be removed To reassemble follow the disassembly procedure in reverse order Note After replacing the head readjustthe parallelism and the distance between the print head and platen Section 6 2 Figure 5 14 XYAA6336 Service Manual 5 7 CUTTER ON THE PR4 Release the retension spring Unscrew the retension screw and the ground Remove the case Section 5 cable e Proceed as explained in Section 5 2 to access the electronic board and then disconnect cutter motor connector J14 RETENSION SPRING RETENSION SCREW Figure 5 15 5 14 Service Manual XYAA6336 5 7 1 Cutter on the PR4 SR Remove the case Section 5 2 Proceed as explained in Section 5 2 to access the electronic board and disconnect cutter motor connector J14 Remove the assembly s two securing screws and lift it out of the printer RETENSION SCREW Figure 5 16 XYAA6336 Service Manual 5 15 5 8 REMOVING THE PLATEN Remove the bracket and unscrew screws B C You can remove the platen in the directio
29. pectively Depending on the order made by the client the following options may be present A Power cord B External power supply C Serial interface cable D Front insertion tray Figure 2 3 6336 Service Manual 2 3 REMOVING THE BLOCKAGES USED FOR TRANSPORTATION 2 3 1 PR4 Remove the plastic strip from the front feed slot Open the front cover by turning it upwards Remove the cardboard that blocks the print head Close the printer cover Figure 2 4 2 4 Service Manual XYAA6336 2 3 2 PR4 SR Remove the plastic strip from the front feed slot Open the front cover by turning it upwards Remove the cardboard that blocks the print head Close the printer cover Figure 2 5 6336 Service Manual 2 5 2 4 CONNECTIONS 1 Attach the power cord to either the external A or internal B power supply If the internal power supply is used the power cord must have a 90 connector 2 Attach the DC power cord to the related connector underneath the printer 3 Attach the serial interface cable to the related connector underneath the printer Note Skip step 2 if the printer is equipped with an internal power supply Figure 2 6 2 6 Service Manual XYAA6336 2 5 SETTINGS TO BE MADE ACCORDING TO THE PAPER ROLLS USED PR4 SR The printer is designed to be able to use four types o
30. r set The following table shows the LED patterns corresponding to the setup adjustment operations to be carried out Setup Adjustment Operation Set Initial state S etup adjustment mode Operator test Printer setup Entrance into the Adjustment Menu Auto read Micr Slip test Hexdump Roll test XYAA6336 Service Manual 4 1 OPERATOR TEST If the printer s front cover is closed with an operator test LED configuration the printer firmware release the setup parameters defined and the character set defined are printed on the receipt roll 4 2 SETUP FROM THE CONSOLE 4 2 1 Accessing this Setup Mode The procedure to follow for accessing this Setup is explained in the section Setup and Adjustments and informs how to obtain the LED configuration for setup If the printer s front cover is closed with the Setup LED configuration the defined setup parameters the functions of the keys in this mode and the title of the first five menus will be printed as shown in the example below EMULATION PR4 EMULATION PR4 SR ROLL WIDTH 70 mm ROLL WIDTH 140 mm 2 8 BAUD 9600 5 1 PARITY NONE HANDSHAKE DTR NATION CP 437 CPI 15 CUTTER YES WAIT 0 5 SI SO NO CONSOLE KEY FUNCTIONS RECEIPT NEXT ITEM JOURNAL SELECTS THE ITEM 2 E Setup parameters defined Functions of the keys EMULATION FORMAT First menu See also the following sections Selectable Parameters
31. rom the base You now have access to the microswitch assembly support Turn the red knob until it is completely extracted Slide the assembly from its slot after having separatedthe cables andafter detaching connector J20 from the electronic board Afterreplacement adjustthe microswitch assembly by means of the appropriate screw until obtaining a correct operation MICROSWITCH ASSEMBLY Figure 5 21 XYAA6336 Service Manual PR4SR Figure 5 22 XYAA6336 Service Manual 5 20 5 12 REMOVING THE REWIND CLUTCH ASSEMBLY Remove the case Section 5 2 Remove the timing belt to free the clutch assembly To do so rotate the pulley gear by moving the belt sideways until it goes over the flange 5 13 REMOVING THE DOCUMENT DETECTION PHOTOSENSORS Remove the case Section 5 2 Remove screws 1 and 2 Sections 5 3 and 5 4 and then disconnect all the connectors from the electronic board so that the machine can be separated from the base Remove the carriage motor Section 5 8 as shown in Figure 5 23 e Remove the photosensors by extracting them from their slots with screwdriver Figure 5 24 CARRIAGE MOTOR SECURING SCREWS Figure 5 23 PHOTOSENSORS Figure 5 24 XYAA6336 Service Manual 5 21 5 14 REMOVING THE SLIP DETECTION e Remove the assembly by unscrewing the securing PHOTOSENSORS screw shown in the figure Remove the case Section 5 2 Note The photose
32. stment Errors Any error is signalled by the following console LED patterns Slip LED Photo trans not detected Positioning error Gap lower than 3 V XYAA6336 Service Manual Error LED Receipt LED Off Off Off Journal LED Slip LED Error Blink Carriage reset error Otherwise Printer Action 1 The carriage moves to the mechanical reference to drag the alignment roller 2 Continuous acoustic signal Operator Action 1 Open the front cover 2 Remove the cartridge 3 Make sure the triangle indicated in Area A onthe right hand side of the carriage code 474063 is aligned with the index mark on the head adjustment plate code 474031P 474063 474031P Figure 6 12 4 If it is not aligned Press the Receipt key and move it to the left e Press the Journal key and move it to the right 5 When the triangle is in the correct position close the front cover Printer Action 1 Stores the value in EEPROM 2 Acoustic signal indicating that adjustment is com plete Repeat the operation which cannot be considered as a check since the carriage will always start from a fixed position with disaligned references The operation musttherefore be correctly completed before a check can be made Operator Action 1 Open the front cover 2 Refit the cartridge 3 Close the cover Printer Action 1 Return to the Adjustment Menu of Fig 6 6
33. t Printer Printer BUSYX Printer 12 PAPEMX Printer 13 SETOUX Printer 14 AUTLFX Host 15 FAULTX Printer 16 IMPRAX Host 17 SELINX Host 18 to 25 GND XYAA6336 Service Manual 2 INSTALLATION 21 UNPACKING THE PRINTER It is suggested that you carefully open the printer packaging and store it in a safe place so that it can be used again if the printer needs to be transported to another site The printer is protected by a polyethylene covering Figure 2 1 6336 Service Manual 2 2 CHECKING THE PACKAGING CONTENTS 2 2 1 PR4 In addition to the printer the packaging always contains two paper rolls a ribbon cartridge a client display support and two paper guides with a flange for 57 mm rolls Depending on the order made by the client the following options may be present A Power cord B External power supply C Front insertion tray Note The packaging of the PR4 model with parallel interface must include a specific 25 pin male CANON parallel cable Figure 2 2 2 2 Service Manual XYAA6336 2 2 2 PR4 SR The PR4 SR Single Roll packaging includes the printer a printer roll ribbon cartridge client display support two paper guides with two flanges four spacers to form 139 7 mm 114 3 mm 82 5 mm and 76 2 mm long rolls res
34. the printer electronics The printer is compatible with the OLIVETTI STD POS and EPSON ESC POS EMULATIONS XYAA6336 Service Manual 1 2 OVERALL VIEW OF THE PRINTER 1 2 1 Printer PAPER ROLL COVER WINDOW RECEIPT OUTPUT SLOT JOURNAL WINDOW CONSOLE FRONT COVER VERTICAL FEEDER FRONT INSERTION SLOT TRAY OPTIONAL Figure 1 1 1 2 Service Manual XYAA6336 1 2 2 SR Printer PAPER ROLL COVER WINDOW RECEIPT OUTPUT SLOT CONSOLE FRONT COVER INSERTION SLOT FRONT INSERTION SLOT Figure 1 2 6336 Service Manual 1 3 Figure 1 3 Figure 1 4 Service Manual XYAA6336 1 3 BLOCK DIAGRAM Double Roll Device Single Roll Device Journal rewinder optional Cutter Journa rewinder Receipt copy cutter Receipt J ournal paper paper Single roll paper module module module Printing module MICR reader Slip Paper M odule specific version Mechanical devices Display amp Main board drawer board Console External power supply Electronics 6336 Service Manual 1 5 1 4 INTERNAL CONNECTIONS PR4 Mechanical Devices i Receipt almost i i Journal almost i out of paper d out of paper if PE WS switch i rewinder position switch Recept motor Receipt
35. tment value Follow the table shown on the following page Corrective Action Remove the paper Make sure that the carriage slides freely Make sure that there is paper in the cutter Wait for the head to cool down Close the covers Press any key to load the default values and readjust Readjust the photosensors Readjust the position of the carriage Readjust the MICR Service Manual XYAA6336 For a detailed description of Ref 7 press any key and the LEDs will assume one of the following configurations Ref LED Indications on the Console Failure Signaled 187 N test error 2 v RAM test error O O NG 3 Faulty MICR 4 EPROM access failure Corrective Action Replace the electronic board Replace the electronic board See the related section Replace the electronic board basic XYAA6336 Service Manual 3 3 SLIP TEST Activating this procedure makes it possible to check the efficiency of the slip alignment assembly Operator action Activate the slip test mode as described in Secton 4 Printer action 1 Mechanical reset 2 Waits for slip insertion Operator action Insert the slips successively and check alignment 3 4 ROLL TEST Activating this procedure makes it possible to check the efficiency of the roll assembly Operator action Activate the roll test mode as described in Section
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