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Phaser 3110 Phaser 3210

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1. 5V 18V 5V E C402 407 4V R401 103 240K 100 1401 C404 0401 305 381008 an 4 R426 R411 OKE 4 3 MGR1 2W 100KF 5 6K 2 2K M MHV R403 R404 110 33K 8413 0401 4 gt gt 8 Q402 MGR1 2W 6MF A708 Y 14 D526 Y 5 6 I C406 MHV PWM RENE C405 D402 471 8416 3 4 0111 R408 2KV 680 MGR1 2W 15 R402 1N4148 01 0 CN1 6 U2 B 24 R414 7407 4 4 MGR1 2W 8412 ym 2 C408 C401 104 222 R406 430 2 2 C403 VR401 333 R410 2 1W 3 50K 20401 D403 1W 130V MGR1 2W 15MF 1N4148 24V5 T501 D502 20 18 006 8514 R516 i 7 MGR1 2W 15MF MGR1 2W 50K 1 ec 4 t SUPPLY C503 R510 R501 104 47K 5 6 0502 F503 R508 5 6 C506 86 6KF 2 C505 471 ZD501 Q501 MI 680 1W 100V BIAS PWM 708 1 2 di 9 8 4 R502 E DEV CN1 7 U2 A 22K 1 2 gt 10 8515 8511 8512 8519 7407 R505 Ut C 47K 430 MORUSY TSME MGRT 2W 50K 100KF gt 8506 cso1 KA324 100KF 959 8517 R504 C502 C504 R513 MGR1 2W 15MF 2K 222 R509 D501 333 1W3 y 12 1N4148 50K L l GIL S 9P S2T2 EF 24VS U3 1 24
2. 41 19 0 7 000202 T 60212 57142 PO lt 2 5 6 M 200232 hi ape 5 42 9 45 SUPERIP84 BG ETE 700 2011 001334 B7 2 0 lt 6 5 3_ 8 B8 M SV Ag gg HE oF d CEN SV pe 55 m 8 MC_ACKx gt Tk Chassis ND gt gt ER SWAA 2 FGND LCTL4036E09 1 4 4 EN_5V PES 4 gt SELECT 06 2SC2812L6 TA This Document can not be used without Samsung s authorization Schematic Diagrams Schematic Diagrams PCL Main Circuit Diagram 7 9 XJ gt DCU_DOUT 11 330 III C46 666 47 65 L nF 1nf 1 nFTA ART 5 7 SE 5752 9 12 This Document can not be used without Samsung s authorization PCL Circuit Diagram 8 9 a4 KSB1151 Y This Document not be used without Samsung s authorization
3. 5 1 Tatal Assembly 5 2 Front Assembly 5 3 Engine Frame Lower Assembly 5 4 Fuser Assembly 5 5 Shield Engine Unit Assembly 5 6 RX Drive Assembly 5 7 Plate Upper Unit Assembly 4 _ 5 2 5 4 5 5 ia 5 7 5 8 5 8 5 1 Exploded Views and Parts List 5 1 Tatal Assembly 5 2 Exploded Views and Parts List Service Parts List 0 Service available X Service not available Description SEC Code ELA UNIT CVR FRONT PBA SUB LED PANEL JC92 01280A PMO COVER FRONT JC63 01281A PMO COVER FRONT JC63 01281B CBF HARNESS FRONT PANEL JC39 00112C PMO COVER PCB JC72 00678A PMO GUIDE STACKER JC72 00511A PMO STOPPER JC72 00519A PMO STACKER RX JC72 00302A PMO COVER TOP JC72 00522A PMO COVER REAR JC75 00094A PMO COVER SIDE L JC72 00523A PMO COVER SIDE R JC72 00524A MEC TRAY P JC75 00099A ELA UNIT FR LOWER PMO FRAME LOWER JC72 00533A MEC ROLLER TRANSFER JC75 00129A FAN DC 3103 001085 ELA HOU FUSER ASS Y JC81 00755A ELA HOU FUSER ASS Y JC81 00754A ELA HOU FUSER ASS Y JC81 00753A LAMP HALOGEN 4713 001136 LAMP HALOGEN 4713 001135 THERMOSTAT 4712 000001 MEC KNO
4. R502 F501 1 2W LF501 F502 V501 T501 R518 C522 LF502 p ds 560K APOLLO12 250V2A 505054 EER2828 2 15 02 CN501 eo L C501 D504 222MAD C508 R505 R517 noe ER1002FCT Kg V S d ww 82 47K gt 8 E ES 5 7 9 11 S lis 8 N g C511 C 80501 gt 1 2 24V 1 8 2 0520 5 215 TNR501 C503 C502 C505 gt 8 d k he R519 0519 24 8 8 222 104 5 5VV 104 8 8 500 1 C512 3 n R506 x D502 1w IC L501 100K 5 quos 300uH GND R501 C504 5 1047 333 TOS R514 514 FUSIBLE 22 1KV 102 CN502 STRT G6153 B501 219807 8507 1502 2 B uso 1 DRAIN voc 7 gt 4 gt m gt i 1 1 T APOLLO12 R512 CN5 1 3 5 BTA12 600 gt 0503 330 8515 5V 1 0 8 SB1040FCT 2 2K F R521 0 8503 C507 R508 5 gt 150 _ 47K 1 4VV 104 1W 180 511 501 22 FUSIBLE 6 10 4 3K K10TOH C518 7 D 5 J 2 0513 104 6 NB 5S 5 EXIT 515 IC gt 2 8509 7 7 gt CN5 14 PC502 C510 10V gt 0 x Che 5 7 10000 e we KMOC3063 8500 8 5 R504 1 R516 06501 22 9503 iW 5 5 22K F ITR8406 S 0 6 lt gt gt 513 501 5 2 4 6 1 2W K1010H C506 GND 196 pe 332 E 24V8 CI5 13 5 NO MARKING RESISTOR 1 4W J 5 L FUSER ON 5 8 5 27103 CN5 16 5 5 gt
5. Expo IN Io Ie 100nF 100nF 100nF 100nF C43 C160 C161 C162 0 0 151 lt gt US AC 18 5 1 0015 n AE 116 4 4 00 0014 ACTS AIS 0013 hg D612 AEN 33 9 0013 ACTA A14 0012 36 011 ACR 32 8 0012 72 13 0011 54 Do 429 0011 7 12 5 12 0010 52 829 5 6 0010 AD lAo DC82 292 008 ACID 7 A3 94 Den XEN 55 3 007 ACR g 8 DOE 26 C 3 3V A z 2 006 8 5 005 ES l 005 TES 2460 ness ACT 231 004 ACS 21 5 003 53 0625 003 ACAD 22 3 Pm Ty 36 002 a m fy 09 001 M 2 000 ACD 3T AB 4 15 Ras 8 BK SCAS CAS 1 Jol NCI BYTE V001 3 62 039 28 VDD2 X4 5 oe 1 211841 V00043 C19 V552 2 i 26 SCSO 4888 ROMCS 58 0 18 0 0087 5 9 DOMO 9 LOOM V551 WR WE 0086 F RESET DQM1 V552 vss3 fe C32 C33 C52 MX29F 4001C 70 52 700 oF 22 220F SCKE 5 CLKE 15504 N C N C ia 25 5 1 5 Ste Base 016826 CI 5 XS IC ECC E Bib This Document can not be used without Samsung s authorization
6. SLY Toy M Troubleshooting 4 Troubleshooting 4 1 How to use DCU 4 4 The cause and solution of the malfunction 4 1 1 DCU Page 4 2 4 4 1 All LEDs blinking Fuser Error Page 4 16 4 1 2 Page 4 2 4 4 2 All LEDs blinking SCAN ERROR Page 4 16 4 1 3 Self Diagnostic Page 4 3 4 4 3 Not function of the gear of the fuser due to 4 1 4 Self Test Page 4 4 ccna pao 4 1 5 Paper Path Layout Page 4 4 4 4 4 Paper Page 4 17 4 4 5 Paper Empty without indication Page 4 17 4 4 6 Cover Page 4 18 4 2 The cause and solution of Bad image 4 4 7 No lamp on when the cover is Mi i418 4 4 2 1 Vertical Black Line and Band Page 4 5 T 9545 4 4 8 Defective motor operation Page 4 19 4 2 2 Vertical White Line Page 4 5 4 4 9 No Page 4 19 4 2 3 Horizontal Black Band Page 4 6 4 4 10 Vertical Line Getting Curved Page 4 20 4 2 4 Black White Spot Page 4 6 4 2 5 Light Page 4 7 4 2 6 Dark Image or a Page 4 7 i
7. Electronic Scale Standard Equipment to check the weight of con sumables toner cartridge supplied by Samsung Electronics The gram unit can be measured Driver Standard type type M3 long M3 short M2 long 2 short Pinset Standard For general home use small type gt Cotton Swab Standard For general home use for medical ser vice Cleaning Equipments IPA Isopropyl Alcohol dry cloth or a soft stuff neutral detergent Software Driver installation CD ROM Mind your hands not to be touched when you disassemble and reassemble PBA ASS Y Note such as the main board SMPS HVPS 2 Specifications Specifications 10 ppm 12 ppm 600 x 600 dpi 1200 dpi image quality true 600 x 600 dpi Under 13 sec Under 30 sec Under 10 W Under 47 dB 329 X 348 X 224 mm 13 x 13 7 x 8 8 Max 6 5Kg With Toner Cartridge Jupiter3 66MHz 61200 66MHz 8MB Nonexpandable 4MB Up to 68MB GDI PCL6 IEEE1284 USB Windows 95 98 2000 Me NT XP Linux Radhat 6 0 1 External 150 sheets 100 sheets 1 sheet 4 Letter Legal Executive B5 A5 Folio 7 3 4 Monarch 10 DL C5 C6 B5 Single Cartridge 3 000 sheets 596 start 1 000sheets 60 000 60 000 60 000 40 000 3 Buttons 3 LEDs YES YES 2 1
8. gt RD 2 C41 C43 I 2201 22pF NO This Document not be used without Samsung s authorization Schematic Diagrams PCL Main Circuit Diagram 4 9 Blot INSTPAR L5 R56 100 5 5 Dm gt SYSCLK VOC OUT 1 Mus ou 001 GND ya EM 5V 5V 1 4 0 V V 57 189 2 lge 25028021 6 D IN SN cine FUSER_ON 5168 3 8 18 089 25C2812L PEU FUSER TR N 2 2 Lot 6091411 6 2 sm mW imm R69 867 R91 qD K 556 2 GND24 SV Bl R65 B3 ELPA ZINES L4 R52 100 gv gt ae 1 1 8 5 non gt 44 3 VCC OUT B ios C LINTE 100 C GND SA 1 4 CT 0 0 1 2 C2812L6 TA gt RST 5V 137 10006 Ut 40 2 46 7045 hae CD7 4HC1 4MX 14 CD 4HCT4MX sl vec 0 zip gt d gt 7 6 7 1678 C77 00 SS 9 9 This Document not be used without Samsung s authorization Schematic Diagrams PCL Main Circuit Diagram 5
9. 2 3 4 5 6 7 8 9 24V_ SLEEP PMOTOR 13 EXTCLK 15 12 vGND 51 s 168 0 5 1 V GND LI 2 LED_ERROR LI KEY_TONER 7 00 4 KEY_DEMO a lt 24 0 aenn 12 112 3 ______ 14 244 15 __ 55 260 2 MOTOR nov 4 10 DIODE 90 ___ paren 1 LED 2 DISPLAY v cance __ 3 PANEL LSU STEP PING MOOR CN3 CN4 CN2 Unification B d FUsER CN502 7 2 8 Electrical parts list Electrical parts list 8 1 Main PBA Phaser 3110 SEC CODE LOCATION NO Q ty DESCRIPTION 0105 001032 2 PAPER ART 759 W210 WHITE HANSOI L297 0401 000116 D1 1 DIODE SWITCHING MMSD914T1 100V 200mA SOD 123 TP 0401 000116 013 1 DIODE SWITCHING MMSD914T1 100V 200mA SOD 123 TP 0404 000112 06 1 DIODE SCHOTTKY RB420D 25V 100mA SOT 23 TP 0407 000101 D14 D15 D16 D17 D18 5 DIODE ARRAY DA204K 20V 100mA C2 3 SOT 23 T 0501 000338 Q3 1 TR SMALL SIGNAL 28C2812 NPN 200mW SOT 23 TP 20 0501 000338 Q4 1 TR SMALL SIGNAL 25C2812 NPN 200mW SOT 23
10. _73 22 PMO GEAR 132 19 IPR BRKT MOTOR IPR BRKT GEAR CBF HARNESS MOTOR SCREW MACHINE a Sx x 1 5 7 Plate Upper Unit Assembly NO DESCRIPTION 0 MEC PLATE UPPER 1 IPR UPPER PLATE 2 IPR PLATE SPRING DEV 3 MEA ETC ROLLER PICKUP 3 1 PMO HOUSING_PICKUP 3 2 RMO ROLLER_PICKUP 3 3 PMO IDLE_PICKUP 4 MEA ETC IDLE FEED 4 1 PMO HOLDER PICKUP 42 SPRING FEED 43 PMO HOLDER IDLE FEED 5 ICT ROLLER IDLE FEED 6 CABLE CLAMP 1 SCREW 5 9 SCREW 2 lt gt Block Diagram 6 Block Diagram 6 1 Block Diagram GDI TALVX161284 Line Transcei ver IEEE 1284 CABLE CPU Jupiter3 Crystal S3C46MOX 10ML Osci lator 44 MHz MM gt or 00 BUFFER HV PS SUPPLY BD 09 3 1 Block Diagram 6 2 Block Diagram PCL Oscillator 48 MHz IEEE 1284 CABLE CPU S3C46C0X01 Devided by TAHCAQGON Oscillator 44 MHz MI gt GND MHVPWM gt SUPPLY BIASPWM B D De THVPWM PITHV 6 2 Connection Diagram 7 Connection Diagram 7 1 Connection Diagram GDI 24V T 24V 24V_GND 24 24 GND 24 24 5 FUSER ON 24 CLUTCH EGMOT_PHB FAN DEV_FUSE 1 EGMOT NEW DEVE 1 EGMOT PHA 24V CN502 oH Not Used 3 1 8 1 284 2
11. Schematic Diagrams 9 13 Schematic Diagrams PCL Main Circuit Diagram 9 9 24 31 142 5 D 26 ANN l RBZ INSTPAR INSTPAR erp 5 B15 WY V7 103 Pat Ti B18 J121NES INSTPAR 3 SB 9 14 This Document can not be used without Samsung s authorization 9 3 Panel Circuit Diagram CM1 CM1 CM1 CM1 CM1 CM1 CM1 CM1 CM1 LS 9P S2L LS 9P S2 LS 9P S2L LS 9P S2 5 9 52 5 9 52 5 9 52 5 9 52 5 9 52 2 2 2 2 2 2 L2 EF 2 L2 EF 5V 5V 5V 5V 5V X XK X X gt 5259 a an ii 2 Sil ais QT IM Yous gt gt 3x wx 5 5 gt 5 3 4 5 6 7 8 9 OGND This Document can not be used without Samsung s authorization ON JTP TALTSH HH Schematic Diagrams 9 15 Schematic Diagrams 9 4 HVPS Circuit Diagram 1 2
12. 108 oF ncu 25 gt DCU DIN 1 078 GIL S 4P 272 EF 8 098 4 090 f nr 680 1068 1 10K 100nF r 1880F 100nF 24 2 x 2 4 DCU DOUT ES 74679 axe 9 2 1 U100 5 4 3 2 0M7407MX 24 fs 6 Bu 0M7407MX 7 16 5 ODGND 33V 339 4 DU CLK 18 U24 4 024 5 35 PAPER SENSOR 5V 0M7407MX 25 3 8 gt PENPTY au 05 t DW 4074 00 4 296281216 T 951 3 8 gt FEED PMOTOR 4 1K PI 082 2 oe me 00nF 092 n 00 000 Schematic Diagrams GDI Main Circuit Diagram 4 5 35V 8 CEN 5V 4 s e143 100nF Deno 41 19 3 26 nStrobo GNO DIEN 2 Date 1 B2 4 53 03 24 1 21 00 2 5 4 84 23 4 22
13. 31 11 as 121 5 nz gt Bs 36 bi 8 lt 284 19 3 24 8 86 5 2011 001334 81 15 1 BT e 13 ag 17 8 2 55 90 88 14 ag 16 n CNO 2 las ys 4 FAULT _P a SELECT 2419 E 5 SELECT 28 PERROR 2 11 MES 4 PERROR A m pA BUSY 12 X12 BUSY_P CK 281413 4 prc 2275 STROBE C2 5 3 2 cs 28 CEN 5V AUTOFO 15 AUTOF D_P 100nF EN 5V pag x 22 21 3 these 16 _ Eo 1K SLCTIN 231417 2 4 SLCTIN_P 3 19 IpLuin 30 01 1 24 HLH in 25 CD74HC14MX 14 P 2 1 ACK_P LCIL4036609 P im 4 Oc ND PDE BUS Y P i FOND S PERBOR P 1 9 7 as SELECT _P 1546402 vec2 i CND3 VCC_C1 CNDA VCC_C2 1 6 TALVX161284MTD 6852 C9513 pono FAULT P i foan 00 ET INIT_P 4 4 lez 143 BEAD 4 FGND 3 3 CN3 1 CEN_5V 787780 1 ga 1K 33 Bg ET 4 R5 1716V USB_D 117 2 on 810 0 33 CD 14HC 44MX G ter Tun 4 USB D A 0 T 4 L 9 DPULLUP gt 286281216 TA 4 R7 1K 4 gt VBUS 26422 R3 1 C20 v 22 C gt 106 1002 22pF 25V DGND DGND DGND DGND 9 4 This
14. 3 2 Disassembly and Reassembly 3 4 Transfer Roller 1 Open the front cover 2 Use a proper tool type screwdriver to pull the one end of the roller slightly then take it out 3 5 Motor Assembly 1 Before you remove the motor assembly you should remove Main Cover see 3 1 Cover Shield Engine Assembly 2 Remove five screws securing the motor assembly and remove a connector from engine board Engine board and SMPS board are integrated then take the motor assembly out 3 3 Disassembly and Reassembly 3 6 HVPS Board 1 Before you remove HVPS board you should remove Cover see 3 1 Main Cover 2 Remove four screws and a connector from HVPS board then take the board out When you reassemble the HVPS board make Note Sure that five terminals should be put in place 3 7 Fuser Assembly Terminal 1 Before remove fuser assembly you should remove Main Cover see 3 1 Cover 2 Remove two ground screws and a connector as illus trated 3 Remove two screws and unplug a fuser assembly harness Then use screwdriver to unlatch the fuser assembly to remove Disassembly and Reassembly 3 8 Thermostat and Halogen Lamp 1 Remove a screw from the fuser assembly and 3 Take the halogen lamp out from the Heat Roller remove the thermostat cover the
15. 5 5 Exploded Views and Parts List 5 4 Fuser Assembly DESCRIPTION OMAN gt O 144 14 2 15 15 1 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 5 1 5 2 ELA HOU FUSER ASS Y THERMISTOR NTC THERMOSTAT 150C LAMP HALOGEN PMO COVER FUSER PMO BUSHING H R L PMO BUSHING H R R PMO COVER_THERMOSTAT NPR ROLLER HEAT IPR ELECTRODE_PLATE IPR GROUND_FU PMO GUIDE CLAW ELECTRODE WIRE 1 ELECTRODE WIRE S MEA ETC SHAFT EXIT PMO SHAFT_EXIT Z15 RMO RUBBER_EXIT PMO ROLLER_IDLE EXIT IPR PIN ROLLER EXIT SPRING EXIT PMO GEAR EXIT DRV16 PMO GEAR EXIT IDLE PMO GEAR FUSER LABEL R CAU HOT FU SPRING EXIT DOWN SPRING ES GUIDE CLAW GEAR EXIT F DOWN BEARING EXIT FU L PMO COVER FUSER F DOWN PMO HOLDER EXIT DOWN PMO EXIT DOWN L PMO EXIT DOWN S RMO RUBBER KICKER MEC UNIT EXIT F DOWN SCREW TAPTITE SCREW TAPTITE 5 6 Exploded Views and Parts List 5 5 Shield Engine Unit Assembly NO DESCRIPTION 0 ELA HOU SHIELD ENGINE 1 MEC SHIELD BRKT CONTROLLER 1 1 IPR SHIELD ENGINE 1 2 IPR BRKT CONTROLLER 2 PCT INSULATOR SMPS 3 HARNESS INLET ASS Y 84 SCREW MACHINE 2 SCREW TAPTITE 1 gt 83 SCREW TAPTITE 5 7 Exploded Views and Parts List 5 6 RX Drive Assembly DESCRIPTION 4 gt ELA HOU RX DRIVE MOTOR STEP _71 28
16. 8 SNE C1 2 S 2 331 CN2 2 EGMOT PHA 1 EGMOT_PHB 2 2 ai EGMOT A1 3 FAN CLUTCH 1008 Y 6CM01 81 4 81 5 6 39 45V 35303 0450 R7 8 1 2 5 2166 331 56 i 331 17 4K gt Tc GND GND GND GND This Document not be used without Samsung s authorization 9 19
17. SEC CODE LOCATION NO Q ty DESCRIPTION 2011 001334 U4 1 RC NETWORK 1K 5 1K 390hm 10 150pF 6V 28P 2203 000189 C100 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C101 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C105 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C107 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 8 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C109 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C110 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C113 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C114 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 5 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C116 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C117 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C118 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C119 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 0 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C121 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 2 1 C CERAMIC CHIP 100nF 80 20 25V YSV
18. 4 2 POLYGON CABLE 1 I SYNC 3 Do io LO HOST USB CABLE COMPUTER 4 2 ED PAPER G 5 ey DN 119 5V 2 2 1 T 4 y gt LED ARRAY 7 19 Main 0 21 1 2 3 CN Board VAD ALLG 11 2 3 4 5V GND 5V 1 T7 24 GND 8 9 24 THERMA a 9955 I 2 CNI2 24V_T MVCM II2 IIV VM __ __ __ f saam 18 5 GND NEFF L 2C STEP PING 92 0 TT 1 1 II 1 1 III EV FUSE CN3 MI CN4 OND O1 43 ENG MMPS Unification Connection Diagram 7 2 Connection Diagram PCL 284 ABLE CABLE HOST USB CABLE COMPUTER 5 1 2 12 3 3 ELO eo 4 PCL CN4 Main THA Board 2 IM I cng L_FEED_SENSOR 4 4 24V Not Used 3 24VS 1 2 I 2 CM1 424V SLEEP 4
19. 442 433 1 Troubleshooting 1 Recording paper is jammed in front of or inside the fuser Description Actuator Feed 2 Recording paper is stuck in the discharge roller and in the fuser just after passing through the Check and Cause Solution 1 If the recording paper is jammed in front of or inside the fuser Perform DCU diagnostic code of 5 CARTRIDGE O 2 If the recording paper is stuck in the discharge roller and the fuser just 0 after passing through the Actuator Feed Feed Actuator may be defec tive 4 3 4 JAM 2 1 Replace the SMPS Service Parts Figure 10 chapter 5 2 Reassemble the Actuator Feed and Spring Actuator if the returning is bad 1 Recording paper is jammed in front of or inside the fuser Description Actuator Feed 2 Recording paper is stuck in the discharge roller and in the fuser just after passing through the Check and Cause Solution 1 If the paper is completely fed out of the printer but Jam 2 occurs Exit sensor is defective After the paper is completely dis charged actuator Exit should return to the original position to shut the photo sensor Sometimes it takes longer hour than it should and does not return 2 I the paper is rolled in the Fuser Roller This occurs when a Guide claw is broken away or transformed It occurs when the Spring of
20. Contamination Toner is fallen on the papers periodi cally Contaminated with toner on prints part ly or over the whole surface 1 Toner is fallen on the paper periodically 1 Check the cycle of the falling of the toner 2 Check the appearance of both ends of the developer OPC drum 2 The center of the printed mat ter is contaminated with toner 1 Check whether foreign sub stances or toner are stuck to the terminal contact point of the developer 2 Check whether the state of the terminal assembly is normal I both ends of the OPC drum are contaminated with toner Check the life of the developer In case of less than 820g the life may be expired 2 Check whether it could be recy cled 3 If it cannot be recycled Replace the developer 4 22 Fault Troubleshooting Cause amp Check Signs Solution White Black spot Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Light or dark black dots on the image occur periodically White spots occur in the image period ically 1 If light or dark periodical black dots occur this is because the developer rollers are contami nated with foreign substance or paper particles 1 35mm interval Charged roller 2 75mm interval OPC cycle 2 white spots occur in a black image at intervals of 75mm or black spots occur elsewhere t
21. GDI Main Circuit Diagram 3 5 Schematic Diagrams DGND DGND 00 000 This Document can not be used without Samsung s authorization U26 3 0 7406 5 6 LED_DATAT C gt LED DATA 4 e101 026 4 I iF 0 7406 35203 1060 8 9 8 6 190 LED_PAPERI gt LED_PAPER le CN 52 Az CM heil c 5 LB om X 2 o CN 7 LED_ERRORI 0 LED ERROR 0 EN 3V 3 3V 6 7 026 tne tiv 0M7406MX R42 oi 12 10k 77 TT R87 LED TONERI 13 gt LED TONER gt gt KEY TONER al seg 3 Legs T iF 0M7406MX Ya ay 10 4 C 2 NZ V 10K Rag DGND 24 3 Dk204k 320 ea L gt KEY_CANCEL 3 3V Lay _ 087 3 3V ra B53 PES L gt LREADY 0 7407 Toe E A T amp 5 MM ES EXT_CLK 3 K204K 0 gt _ 0M9 1 2 1 088 955 1 01 5 01 4 iav 3 00740014MX 5109 4 t T 00 32 8 4 1 0154 3
22. 1608 2007 000090 R29 1 R CHIP 1 0KOHM 5 116 1608 2007 000090 R36 1 R CHIP 1 0KOHM 5 116 1608 This Document can not be used without Samsung s authorization Electrical parts list SEC CODE LOCATION NO Q ty DESCRIPTION 2007 000090 R37 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 2 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 R43 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 R44 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 R56 R CHIP 10KOHM 5 6 1 16W DA TP 1608 2007 000090 R74 10KOHM 5 1 16W DA TP 1608 2007 000090 9 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 R80 R92 R93 3 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 R98 1 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000113 R27 R4 R5 3 R CHIP 330hm 5 1 16W DA TP 1608 2007 000123 89 1 1 5Kohm 5 1 16W DA TP 1608 2007 000309 8 100hm 5 1 16W DA TP 1608 2007 000683 R40 R CHIP 3 3Kohm 1 1 16W DA TP 1608 2007 000729 R90 R CHIP 3000hm 5 1 16W DA TP 1608 2007 000842 R19 R CHIP 3Kohm 1 1 16W DA TP 1608 2007 000965 R53 R69 R70 R71 R72 R73 R75 R77 8 R CHIP 5 1Kohm 5 1 16W DA TP 1608 2007 000965 R91 R97 2 5 1 5 1 16 1608 2007 001073 R23 1 R CHIP 6 8KOHM 5 6 1 8W D
23. 8 2 Main PBA Phaser 3210 SEC CODE LOCATION NO Qty DESCRIPTION JC92 01333A 1 PBA MAIN PCL ML 1250 SEC WORLD WIDE PCL 12PPM 0105 001032 2 PAPER ART 75g W210 WHITE HANSOLL297 0401 000116 D4 1 DIODE SWITCHING MMSD 14T1 100V 200mA SOD 123 TP 0401 000116 08 1 DIODE SWITCHING MMSD 14T1 100V 200mA SOD 123 TP 0404 000112 01 1 DIODE SCHOTTKY RB420D 25V 100mA SOT 23 TP 0407 000101 05 1 DIODE ARRAY DA204K 20V 100mA C2 3 SOT 23 T 0407 000101 07 1 DIODE ARRAY DA204K 20V 100mA C2 3 SOT 23 T 0501 000338 1 1 TR SMALL SIGNAL 2902812 NPN 200mW SOT 23 TP 20 0501 000338 Q2 1 TR SMALL SIGNAL 2902812 NPN 200mW SOT 23 TP 20 0501 000338 1 TR SMALL SIGNAL 2902812 NPN 200mW SOT 23 TP 20 0501 000338 05 1 TR SMALL SIGNAL 2902812 NPN 200mW SOT 23 TP 20 0501 000338 Q6 1 TR SMALL SIGNAL 2902812 NPN 200mW SOT 23 TP 20 0501 000338 Q7 1 TR SMALL SIGNAL 2902812 NPN 200mW SOT 23 TP 20 0502 000245 Q4 1 TR POWER KSB1151 Y PNP 1 3W TO 126 16 0801 000477 1 1 IC CMOS LOGIC 74HCT273 D FLIP FLOP SOP 20P 3 0801 000477 U6 1 IC CMOS LOGIC 74HCT273 D FLIP FLOP SOP 20P 3 0801 001072 035 1 IC CMOS LOGIC 74 2 GATE SOP 14P 150MIL 0801 001090 0 1 IC CMOS LOGIC 74HC14 SCHIMITT INVERTER SOP 1 0801 001262 U7 1 IC CMOS LOGIC 74HC4060 BINARY COUNTER DIP 16 0803 001392 U39 1 IC I IL 7406 BUFFER DRIVER SOP 14P 300 0803 001393
24. C CERAMIC CHIP 0 068nF 5 50V NPO TP 1608 2203 002398 C198 1 C CERAMIC CHIP 22nF 10 50V X7R TP 1608 2203 005105 C3 1 C CERAMIC CHIP 0 68nF 5 50V NPO TP 1608 2401 000042 C167 1 C AL 100 20 16 6 3 7 5 2401 000414 C54 1 C AL 10UF 20 16V GP TP 4x7 5 2401 000913 C162 1 C AL 22UF 20 16V GP TP 5x11 5 2401 000913 4 1 C AL 22UF 20 16V GP TP 5x11 5 2401 001185 C163 1 C AL 33UF 2096 35V GP TP 5xt1 5 2401 002420 C173 1 C AL 470UF 20 16V GP TP 10x12 5mm 2801 004076 OSC2 1 CRYSTAL UNIT 6 785MHZ 30PPM 28 AAM 22PF 500HM Bk 2804 001163 1 1 OSCILLATOR CLOCK 20MHz 50ppm 10TTL amp CMOS ST 5V 2804 001278 OSC3 1 OSCILLATOR CLOCK 48MHZ 100PPM 10 TTL amp CMOS ST 5V 40MA 2804 001475 OSC4 1 OSCILLATOR CLOCK 44MHZ 100PPM 15PF amp 10 TTL ST SV 60MA 3301 000317 81 1 CORE FERRITE BEAD AB 2x1 25x0 9mm 3301 000317 B15 1 CORE FERRITE BEAD AB 2x1 25x0 9mm 3301 000317 816 1 CORE FERRITE BEAD AB 2x1 25x0 9mm 3301 000317 817 1 CORE FERRITE BEAD AB 2x1 25x0 9mm 3301 000317 B18 1 CORE FERRITE BEAD AB 2x1 25x0 9mm 3301 000317 B3 1 CORE FERRITE BEAD AB 2x1 25x0 9mm This Document can not be used without Samsung s authorization Electrical parts list SEC CODE LOCATION NO Q ty DESCRIPTION 3301 000317 B4 1 CORE FERRITE BEAD AB 2x
25. LASER PRINTER Phaser 3110 Phaser 3210 SER VICE Manual LASER PRINTER CONTENTS 1 Precautions 2 Specifications 3 Disassembly and Reassembly 4 Troubleshooting 5 Exploded Views and Parts List 6 Block Diagram 7 Connection Diagram 8 Electrical Parts List 9 Schematic Diagram This Service Manual Is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law 1 Precautions Precautions Please read the following carefully to prevent any accidents and not to damage the unit during service 1 1 Safety Precautions 1 Safety Precautions There are some electric or machinery parts with safety related property If the parts replaced are dif ferent from the original the safety may not function Even if the part could allow higher voltage than that of the part used do not replace it and use a regular product clarified in specifications 2 Be careful not to leave a switch a cover or a safety device out when reinstalling or assembling the prod uct after repair 3 Replacing Precautions Do not change or add parts as you like You cannot benefit from such a remodeled product at your will during the term of guarantee 4 You must replace overheated or damaged parts or cords with regular products Please solve the prob lem causing any damage or overheating and troubles beforehand Especially
26. nde 20 nCAS0 nSCAS STB2 SCAS 6 51 96 5 9183 SRAS R o NRASO nSCS0 nGCSE GOP13 5050 nPAS1 n 681 n6CS 1 G0P14 PMBTOR XIN xQuT MPLLCAP UPLLCAP CLE OUT EXTCLK 102 8E S3C46MOX 6 nBEO COP 11 DONG OOM 1 nWE 1 nBE 1 GOP12 DOMI 331 S 8 53 25 0 1 52 VWs 1 2 010951 Bio 101756 IMS G1PG 3 ACLK E AGATE VFO_CLK Ld R92 AAA 10 LY nSLCTIN G 1P2 LATCHCTL VFO_LATCH n TROBE G IP 4 CLK TPH_CLK C 593 100 76103 0L0 13 V60 518 nAUTOFD G IP 1 PLOATA2 TPH_STBI nEAULT GOP2 PLDATA T TPH 761880 1 SELECT COP4 PLOATAG TPH_CATCH PERROR GOP3 PENABLE PTH_DATA 3 BUSY GOPG c 0040700085 e gt gt pe LDCS VFD DATA 58 U17 1 22 PVC NLCK SCLKO 2 voo 14 50 50 90075600 S3 e 41 PVC 00III7 9C90 59 user 090 5 6601075011 ML06 0V LREADY 7 7 8 qr asas Bess Pr 33 LE gt gt OGND aaMuz R L r A N Ur PHB PHA This Document can not be used without Samsung s authorization V158 3 gt 9 8 C0749MC14MX V1 2 4 D 5 9 1 Schematic Diagrams GDI Main Circuit Diagram 2 5 1 19
27. 100nF 80 20 25V YSV TP 1608 2203 000189 C79 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 8 6 This Document can not be used without Samsung s authorization Electrical parts list SEC CODE LOCATION NO Q ty DESCRIPTION 2203 000189 C83 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C84 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C86 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C87 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C88 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C89 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C90 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C91 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C92 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C93 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C94 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C95 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C96 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C97 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C98 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2
28. 2203 000257 C74 1 C CERAMIC CHIP 1ONF 10 50V X7R TP 1608 2203 000384 C212 1 C CERAMIC CHIP 0 015nF 5 50V NPO TP 1608 2203 000384 C213 1 C CERAMIC CHIP 0 015nF 596 50V NPO TP 1608 2203 000384 C214 1 C CERAMIC CHIP 0 015nF 596 50V NPO TP 1608 2203 000440 C12 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C13 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C14 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C175 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C189 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C19 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C195 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C196 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C197 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 1 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C218 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C22 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C23 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C24 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C29 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C30 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C31 1 C CERAMIC CH
29. 2801 001375 OSC3 1 CRYSTAL UNIT 10MHz 20ppm 28 AAA 16pF 450hm Bk 2804 001415 OSC2 1 OSCILLATOR CLOCK 44MHZ 100PPM 15PF BK 3 3V 3301 000317 B10 1 CORE FERRITE BEAD AB 2x1 25x0 9mm 3301 000317 811 1 CORE FERRITE BEAD AB 2x1 25x0 9mm 3301 000317 86 1 CORE FERRITE BEAD AB 2x1 25x0 9mm 3301 000317 B7 1 CORE FERRITE BEAD AB 2x1 25x0 9mm 3301 000344 BD2 1 CORE FERRITE BEAD AA 3 9x0 6x6 5mm Mn Zn 3702 000118 1 CONNECTOR RIBBON 36P FEMALE ANGLE AU 3711 000470 CN1 CN7 2 CONNECTOR HEADER 3WALL 4P 1R 2mm STRAIGHT SN 3711 002810 1 CONNECTOR HEADER BOX 9P 1R 2mm STRAIGHT SN 3711 002811 CN13 1 CONNECTOR HEADER BOX 10P 1R 2mm STRAIGHT SN 3711 002812 CN9 1 CONNECTOR HEADER BOX 11P 1R 2mm STRAIGHT SN 3711 003204 CN5 1 CONNECTOR HEADER BOX 24P 2R 2mm STRAIGHT SN 3711 003408 CN6 1 CONNECTOR HEADER BOX 2P 1R 2mm STRAIGHT SN 3711 003968 CM11 1 CONNECTOR HEADER BOX 3P 1R 2 5mm STRAIGHT SN 3711 003969 12 1 CONNECTOR HEADER BOX 2P 1R 2 5mm STRAIGHT SN 3722 001101 CN3 1 JACK USB 4P 2C 8 38mm AU VR 22 28 JC13 00011A U7 1 IC ASIC JUPITER3 53 46 ML 6200 160P 3 3 0to 70C 160 LQFP 2424 T QFP 2424 A PLASTIC JC41 00097A PCB 1 PCB GDI_2L ML 1210 FR 4 DOUBLE 205 X 168MM This Document can not be used without Samsung s authorization Electrical parts list
30. 4 2 The cause and solution of Bad image Troubleshooting 4 2 1 Vertical Black Line and Band 2 Dark black vertical band occur in the printing Description 1 Straight thin black vertical line occurs the printing Solution foreign matters between the discharge roller and fur transfer roller charge roller 3 Partly depression or deformation on the surface of the transfer roller 4 2 2 Vertical White Line Check and Cause Digital Painter Y Ep Damaged develop roller in the Developer Digital miter or deformed Doctor blade Digital Digital Painter Digital Painter 2 Scratched surface of the discharge roller 2 in the developer or heavily accumulated II causes 1 and 2 occur in the developer cartridge replace the developer and try to print out Replace the transfer roller if occurred as No 3 Description White vertical voids in the image Check and Cause Solution Digital Printer Digital Printer Digital Printer Digita Printer Digital Printer 2 Foreign matter or toner particles between Foreign matter stuck onto the window of internal lenses of LSU mirror In case the life of the developer has been expired white lines occur in front of the image 3 may occur when Burr and foreign sub 3 stances are on the window of the devel oper frame 4 If the fuser is
31. 50V Y5V TP 2012 2203 000192 C67 C CERAMIC CHIP 100nF 80 20 50V Y5V TP 2012 8 2 This Document can not be used without Samsung s authorization Electrical parts list SEC CODE LOCATION NO Q ty DESCRIPTION 2203 000192 C96 C89 2 C CERAMIC CHIP 100nF 80 20 50V Y5V TP 2012 2203 000236 C134 C188 C192 C194 4 C CERAMIC CHIP 0 1NF 5 50V NPO TP 1608 2203 000236 C154 C156 C157 C158 4 C CERAMIC CHIP 0 1NF 5 50V NPO TP 1608 2203 000257 C102 C146 2 C CERAMIC CHIP 1ONF 10 50V X7R TP 1608 2203 000257 C126 0127 0128 0130 0136 C137 6 C CERAMIC CHIP 10nF 1026 50V X7R TP 1608 2203 000257 018 085 015 021 026 0123 0125 7 C CERAMIC CHIP 1ONF 10 50V X7R TP 1608 2203 000257 C24 1 C CERAMIC CHIP 1ONF 10 50V X7R TP 1608 2203 000257 C78 1 C CERAMIC CHIP 1ONF 10 50V X7R TP 1608 2203 000257 C86 1 C CERAMIC CHIP 1ONF 10 50V X7R TP 1608 2203 000257 C87 1 C CERAMIC CHIP 10nF 1026 50V X7R TP 1608 2203 000257 C88 01740187 C164 4 C CERAMIC CHIP 1ONF 10 50V X7R TP 1608 2203 000384 C148 1 C CERAMIC CHIP 0 015nF 596 50V NPO TP 1608 2203 000440 101 6159 2 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C12 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C5 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1
32. C193 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 4 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C203 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 4 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C205 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C206 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C207 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C208 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C209 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C210 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 1 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C53 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 8 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 9 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C70 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C72 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C75 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C77 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C78 1 C CERAMIC CHIP
33. Disassembly and Reassembly 3 Disassembly and Reassembly 3 1 Cover Assembly 3 1 1 Front Cover 1 Pull the both side of the cover to open 4 Remove a screw of the front cover PCB and remove the connector then remove the cover 2 Remove a screw and remove the stopper that holds the printer cover 3 1 2 Other Covers 1 Before you remove other covers you should remove the Front cover in advance 2 Rear Cover Remove the cover in the direction of 2 3 Top Cover Remove the cover in the direction of 4 Side Cover L Remove the cover in the direction of 3 Loosen the right lower part of the cover then push the cover in the direction of arrow to loosen the left lower part 3 1 Disassembly and Reassembly 3 2 LED Panel PBA 1 Before you remove other covers you should remove 3 Remove two screws and remove LED panel Front Cover see 3 1 Main Cover 2 Remove two screws of PCB cover and widen the hooks a 6 c to remove 3 3 LSU Laser Scanning Unit 1 Before you remove LSU you should remove front 3 Remove two connectors from the LSU then remove cover rear cover and top cover the LSU Main Cover see 3 1 Main Cover 2 Remove three screws securing the LSU
34. P 2KV680 4KV 3MV471 D GND ite D526 Y T 4 jae R310 2 2K R314 104 ps 2 2KF 77 2 M L x B R311 amp Q302 100KF wee THV READ A708 Y anne lt R303 CM1 5 R316 100 R304 R306 EN Ed 1KF 200KF 26 1KF 77 C303 R317 333 2KF x R305 a 5 1KF D302 lt 14148 C304 VR301 500V 103 10K C301 222 4 4 4 This Document can not be used without Samsung s authorization 9 17 Schematic Diagrams 9 5 SMPS Circuit Diagram 100V R502 F501 1 2W F502 V501 1501 8518 2 LF501 LF502 2 560K APOLLO12 125 aPOLLO12 oo EER2828 22 1Ky 102 _ is CN501 MY Y 0 1 C501 0504 x 222MAD eee C508 8505 d 8509 ER1002FCT N FG iw 82 47K I I 1 1 8 07 5 47K 7 9 E a 27 cst 24 1 8A 80501 x 1 12 406 5 LEE e Y 3 S C520 3 C521 5 TNASOT TNR502 C508 MAD E 8 Ee 8 8 27 bn e 5 gt 500 512 3 11 E R506 x D502 1w 1501
35. R137 1 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 R138 1 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 R139 1 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 R15 1 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 R154 1 R CHIP 10KOHM 596 1 16W DA TP 1608 2007 000090 R162 1 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 R163 1 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 R164 1 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 R169 1 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 R23 1 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 R33 1 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 R38 1 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 R39 1 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 0 1 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 R63 1 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 4 1 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 R75 1 10KOHM 5 1 16W DA TP 1608 2007 000090 R76 1 10KOHM 5 1 16W DA TP 1608 2007 000090 R77 1 10KOHM 5 1 16W DA TP 1608 2007 000090 8 1 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000109 R115 1 R CHIP Mohm 5 1 16W DA TP 1608 2007 000113 1 R CHIP 33ohm 5 1 16W DA TP 1608 2007 000113 84 1 33ohm 5 1 16W DA TP 1608 2007 000113 85 1 33ohm 5 1 16W DA TP 1608 2007 00011
36. R46 1 R CARBON S 390HM 596 1 2W AA TP 2 4X6 4MM 2007000067 R59 1 R CHIP 15Kohm 196 1 16W DA TP 1608 2007 000070 R96 1 R CHIP Oohm 5 1 16W DA TP 1608 2007 000076 R86 R87 R88 R89 4 RCHIP 3300hm 5 1 16W DA TP 1608 2007 000078 R11 1 R CHIP 1Kohm 5 1 16W DA TP 1608 2007 000078 R35 1 R CHIP 1 Kohm 5 1 16W DA TP 1608 2007 000078 R47 1 R CHIP 1Kohm 5 6 1 16W DA TP 1608 2007 000078 R48 1 R CHIP Kohm 5 1 16W DA TP 1608 2007 000078 851 855 2 RCHIP 1Kohm 5 6 1 16W DA TP 1608 2007 000078 857 861 2 RCHIP 1Kohm 5 6 1 16W DA TP 1608 2007 000078 R8 R94 2 RCHIP 1Kohm 5 6 1 16W DA TP 1608 2007 000081 R60 1 R CHIP 2 7Kohm 5 1 16W DA TP 1608 2007 000082 R83 1 R CHIP 3 3Kohm 5 5 1 16W DA TP 1608 2007 000084 R41 1 R CHIP 4 7Kohm 5 1 16W DA TP 1608 2007 000086 R52 1 R CHIP 5 6Kohm 5 1 16W DA TP 1608 2007 000090 R1 1 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 R14 1 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 R15 1 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 R16 1 R CHIP 1 0KOHM 5 116 1608 2007 000090 817 1 R CHIP 1 0KOHM 5 116 1608 2007 000090 818 1 R CHIP 1 0KOHM 5 116 1608 2007 000090 82 1 R CHIP 1 0KOHM 5 1 16W DA TP 1608 2007 000090 R20 1 R CHIP 1 0KOHM 5 1 16W DA TP 1608 2007 000090 R26 1 R CHIP 1 0KOHM 5 116
37. TP 20 0501 000338 Q5 1 TR SMALL SIGNAL 28C2812 NPN 200mW SOT 23 TP 20 0501 000338 Q6 1 TR SMALL SIGNAL 28C2812 NPN 200mW SOT 23 TP 20 0801 001090 U1 1 IC CMOS LOGIC 74HC14 SCHIMITT INVERTER 0801 001090 7 1 IC CMOS LOGIC T4HC14 SCHIMITT INVERTER SOP 1 0801 002591 U25 1 IC CMOS LOGIC TALVX273 D FLIP FLOP TSSOP20P 173MIL OCTAL TPPLAS TIC 3 STATE 0 8V 40to 85C 0803 001392 026 1 IC TTL 7406 BUFFER DRIVER SOP t 4P 300 0803 003263 U24 U100 2 CL 741 07 BUFFER SOIC 14P 150MIL SIX TP PLASTIC OPEN DRAIN 0V 40TO85C 0V 1006 001224 1 02 1 IC LINE TRANSCEIVER 741 161284 TSSOP 48P 240MIlL TRIPLE TP PLASTIC 3 6V 40t0 85C 0 5V 1103 000132 U3 1 IC EEPROM 93C66 256x16BIT DIP 8P 300MIL 1105 001369 U14 1 IC DRAM AMX16BIT TSOP II 54P 400MIIL 7 5NS 3 3V 10 PLASTIC 0TO 70C 1MA CMOS TR 1107 001287 5 1 IC FLASH MEMORY 291V400 512Kx8Bit TSOP 48P 70nS 3 3V 10 PLASTIC 0to 70C CMOS 1202 000164 U23 1 IC VOLTAGE COMP 393 SOP8P 150MIL DUAL 36V CMO 1203 001455 1 1 IC POSIFIXED REG 1117 DPAK 3P 265MIL PLASTIC 3 1203 002166 U6 1 IC VOLTAGE REGULATOR 1117DT25 DPAK 4P 240MlL PLASTIC 2 475 2 525V 12W 0to 125C 1200mA TP 1203 002233 U2 1 IC RESET XC61F SOT 23 3P PLASTIC 0 7 0V 150MW TP 1205 001771 U103 1 IC CLOCK GENERATOR FS781BZB SOP8P 150MIL PLASTIC 5 5V 37mW 0to 70C TP 2001 001140
38. CERAMIC CHIP 0 022nF 5 50V NPO TP 1608 2203 000815 1 1 C CERAMIC CHIP 0 033nF 5 50V NPO TP 1608 2203 000815 C10 1 C CERAMIC CHIP 0 033nF 5 50V NPO TP 1608 2203 000815 2 1 C CERAMIC CHIP 0 033nF 5 50V NPO TP 1608 2203 000815 4 1 C CERAMIC CHIP 0 033nF 5 50V NPO TP 1608 2203 000815 C164 1 C CERAMIC CHIP 0 033nF 5 50V NPO TP 1608 2203 000815 C165 1 C CERAMIC CHIP 0 033nF 5 50V NPO TP 1608 2203 000815 C166 1 C CERAMIC CHIP 0 033nF 5 50V NPO TP 1608 2203 000815 C170 1 C CERAMIC CHIP 0 033nF 5 50V NPO TP 1608 2203 000815 C171 1 C CERAMIC CHIP 0 033nF 5 50V NPO TP 1608 2203 000815 C172 1 C CERAMIC CHIP 0 033nF 5 50V NPO TP 1608 2203 000815 C2 1 C CERAMIC CHIP 0 033nF 5 50V NPO TP 1608 2203 000815 C216 1 C CERAMIC CHIP 0 033nF 5 50V NPO TP 1608 2203 000815 C4 1 C CERAMIC CHIP 0 033nF 5 50V NPO TP 1608 2203 000815 C5 1 C CERAMIC CHIP 0 033nF 5 50V NPO TP 1608 2203 000815 C6 1 C CERAMIC CHIP 0 033nF 5 50V NPO TP 1608 2203 000815 C7 1 C CERAMIC CHIP 0 033nF 5 50V NPO TP 1608 2203 000815 C8 1 C CERAMIC CHIP 0 033nF 5 50V NPO TP 1608 2203 000815 C9 1 C CERAMIC CHIP 0 033nF 5 50V NPO TP 1608 2203 000998 C188 1 C CERAMIC CHIP 0 047nF 5 50V NPO TP 1608 2203 001683 C215 1
39. Document can not be used without Samsung s authorization GDI Main Circuit Diagram 5 5 42 5 5 5V 94 6232 106 193 898 035 017 5 3 24V I ooo 98 16 C0740614MX HVPS S 8 096 908 R57 1K T gt THVREAD 117 3 6 CD7 4HC 14MX 1 017 6 074 1 12 T BIASPUM 099 3 081 098 97 inF inF ink ET EXIT FUSER ON 062 667 646 100 100 024 Z 000 Rig 2817 8 6 lt 10 _ 1 CLUTCH EGMOT_PHB FAN EGMOT A1 EGMOT PHA ENG INE C26 10nF C18 10nF C21 10nF C24 10 L DGND 5V 5V THVPWM 5 5 gt Igi 27199 03 8 2 5V TESI 28C2812L6 TA THV EA MIRNE 5 gt VI 55 2 B52 04 LM39304 C FUSER R19 lt 60 R40 4 22K 2 3K 0 1 16W 86 THERM lt 1 1 164 R59 _ C102 3 15K 2 THERMISTOR 04 5 281216 E 424V_T s OND 3 3V 24VS 3 3V p 5MM R23 U1 6 DER 7MMM8091411 207400614 1 gt R90 3004 3 gt 4 gt 08 1C _Le142 1 8 4 24V 4245 COVER OPEN S W
40. TP 1608 2203 000189 3 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 4 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 9 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C131 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C133 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 5 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C136 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 7 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 8 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C139 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C140 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C141 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 2 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C158 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C178 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C179 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C180 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C181 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189
41. U38 1 IC I IL 7407 BUFFER DRIVER SOP 14P 150 0904 001319 2 1 IC USC USBN9602 28M 8BIT SOP 28P 300MIL 48MHZ ST 1006 000243 U2 1 IC LINE TRANSCEIVER 74ACT245 SOP 20P OCTAL ST PL 1103 000132 0 1 IC EEPROM 93C66 256x16BIT DIP 8P 300MIL 1105 001213 016 1 IC DRAM 416C1204 1Mx16BIT SOJ 42P 400M 1105 001213 7 1 IC DRAM 4161204 1Mx16BIT SOJ 42P 400M 1107 001121 013 1 IC FLASH MEMORY 29F800 1Mx8 512Kx16Bit TSOP 48P 787MIL 70nS 5V 10 1107 001121 U49 1 IC FLASH MEMORY 29F800 1Mx8 512Kx16Bit TSOP 48P 787MIL 70nS 5V 1096 1202 000164 U8 1 IC VOLTAGE COMP 393 SOP 8P 150MIL DUAL 36V CMO 1203 000495 1 1 IC RESET 7045 T0 92 3P PLASTIC 4 3 4 1203 001455 U3 1 IC POSI FIXED REG 1117 DPAK 3P 265MIL PLASTIC 3 1203 001455 U33 1 IC POSI FIXED REG 1117 DPAK 3P 265MIL PLASTIC 3 2001 001165 R32 1 R CARBON S 56 5 1 2 2 4 6 4 2007 000052 1 1 10Kohm 1 1 16W DA TP 1608 2007 000052 R62 1 10Kohm 1 1 16W DA TP 1608 2007 000070 R128 1 R CHIP Oohm 5 1 16W DA TP 1608 2007 000070 R45 1 R CHIP Oohm 5 1 16W DA TP 1608 2007 000074 R112 1 R CHIP 1000hm 5 1 16W DA TP 1608 2007 000074 1 1 1000hm 5 1 16W DA TP 1608 2007 000074 R130 1 R CHIP 1000hm 5 1 16W DA TP 1608 2007 000074 R141 1 R CHIP 1000hm 5 1 16W DA TP 1608 2007 000074 R142 1 R CHIP 1000hm 5 1 16W DA TP 1608
42. a Guide claw is broken away or transformed e It occurs when the Heat Roller or Pressure Roller is seriously contami nated with the toner 3 Paper is accordion in the fuser 1 Check if the exit sensor actuator is defective Check if the actuator exit is unformed Check if the lever part is unformed in shape Check whether burrs occur in the assembly part of the actuator exit or not and if the actuator is smoothly operated Check if foreign matters and wire get caught in the actuator exit s operation 2 If the paper is stuck in the fuser dis assemble the fuser and remove the jammed paper and clean the surface of the pressure roller with dry gauze 3 Remove the jammed paper after disas sembling the fuser Clean the surface of the pressure roller with dry gauze Remove the toner particles stained on the rib Check the assemblage and perfor mance of the exit Troubleshooting 4 3 5 Multi Feeding e Description Multiple sheets of paper are fed at once Check and Cause Solution 1 Solenoid malfunction the solenoid does not work 1 Replace the solenoid if necessary properly Perform DCU mode solenoid check 06 Service Parts Figure 13 chapter 5 2 Pad Friction is contaminated with foreign matter oil 2 Clean the pad friction with soft clothe dampened with IPA Isopropyl Alcohol 3 The face of paper is blended 3 Use the smooth paper 4 3 6 Paper rolled
43. following before disassembling for a repair or replacement of parts 1 Pull out paper cassette printer cartridge installed Especially careful not to be scratched by the surface of developer or not to expose them to light 2 Turn the power switch off 3 Take out the power plug printer cable from the printer 4 Use only the same type of part as original when replac ing parts 5 Do not force to open or fasten plastic material compo nents 6 Be careful that small parts such as screws should not get in the printer 7 When disassembling assembling also observe small components are located in place 8 If you uncover and turn the machine over to replace some parts toner or paper particles may contaminate the LSU window Protect the LSU window with clean paper Releasing Plastic Latches Many of parts are held in place with plastic latches The latches break easily release them carefully To remove such parts press the hook end of the latch away from the part to which it is latched Precautions 1 3 Tools for Troubleshooting The following tools are recommended for safe and smooth troubleshooting described in this service manual DCU Diagnostic Control Unit Standard Test equipment to diagnose the Laser printer supplied by Samsung Electronics DVM Digital Volt Meter Standard Indicates more than 3 digits
44. gern 4 5 Toner Cartridge Service 4 2 7 Uneven Density Page 4 8 4 5 1 Precautions on Safe keeping of Toner Cartridge 4 2 8 Background 0 0 Page 4 21 4 2 9 Ghost 1 Page 4 9 4 5 2 Service for the Life of Toner Cartridge 4 2 10 Ghost 2 sss 497 7 4 21 4 2 11 Ghost 3 sssssssssssssessossseressssrsresssee Page 4 10 4 5 3 Signs and Measures at Poor toner cartridge 4 2 12 Ghost 4 Page 4 10 Page 4 22 4 2 13 Satins on the Face of Page 4 10 4 2 14 Satins on Back of Page Page 4 11 4 6 The cause and solutions of bad environment 4 2 15 Blank Page out 4 6 1 The printer is not working 1 4 25 4 6 2 The printer is not working 2 Page 4 26 4 6 3 Abnormal Printing Page 4 27 CAUSE 4 6 4 SPOOL Page 4 28 4 3 1 Wrong Print Position Page 4 12 4 3 2 4 12 4 3 3 JAM 1 4 13 4 3 4 JAM 2 4 13 4 3 5 Multi Feeding 4 14 4 3 6 Paper rolled in the fuser Page 4 14 4 327 4 15 4 1 Troubleshooting 4 1 How to use DCU 4 1 1 DCU Setup You can examine the malfunction of the printer To perform DCU open the front di
45. in the fuser Description If contaminated at intervals of 57mm the back of a paper Check and Cause Solution 1 Contamination of the pressure roller 1 Disassemble the fuser clean the area between the Background Hot off set Heat roller and Thermistor and remove the foreign matter of the pressure roller 2 I background appears badly in the printing fix it by referring to the solutions for background See 4 2 8 Background 4 14 Troubleshooting 4 3 7 OPC Description Paper is rolled up in the Check and Cause Solution 1 Paper is too much thin 1 Recommend to use normal paper 2 The face of paper is curled 2 How to remove the rolled paper in the OPC Remove the paper while turning the OPC against the ongoing direction Clean fingerprints on the OPC softly with soft cloth dampened with IPA Isopropyl Alcohol or tis sue 4 15 Troubleshooting 4 4 The cause and solution of the malfunction 4 4 1 All LEDs blinking Fuser Error 1 All the lamps on the operator panel blink e Description 2 Gear of the fuser does not work and breaks away melt away When printing motor breaks away from its place due to defective fuser gear Check and Cause Solution 1 Check if the thermostat AC wire and Heat Lamp is open 2 Check if the thermistor sensor is in place 3 Check if the heat lamp works properly 4 Check if the overheat circ
46. lt 4 of ff jy ao Ja fa uin lt 2 5 3 Exploded Views and Parts List 5 2 Front Assembly o DESCRIPTION ELA HOU COVER FRONT CBF HARNESS PANEL MAIN PMO COVER FRONT PMO GUIDE STACKER PMO DOOR FACE UP PPR SHEET PAPER GUIDE PMO KEY A PMO KEY B PMO LENS SED PMO COVER PCB 0 PMO STOPPER 11 PMO BRKT PUSH DEVE 12 PBA SUB DISP PANEL 13 PMO COVER FRONT SUB IMAC gt o 5 3 Engine Frame Lower Assembly Exploded Views and Parts List DESCRIPTION DESCRIPTION DESCRIPTION NO NO NO 1 SMPS HVPS 2 16 1 TERMINAL 3 17 IPR GROUND_HVPS 2 ELA HOU ENGINE ASS Y 2162 SPRING HV APOLLO 3 18 IPR GROUND FUSER 2 1 SOLENOID APOLLO 2 17 PCT INSULATOR ENG B D 3 19 IPR GROUND DRIVE 2 2 MEC GEAR PICKUP 5 1 SCREW TAPTITE 3 20 CBF HARNESS OPE GND 2 2 1 PMO GEAR_PICKUP 1 3 ELA HOU FRAME LOWER 3 21 PMO HOLDER_PR 222 PMO GEAR_PICKUP 2 3 1 PMO FRAME LOWER 3 22 BEARING PRESSURE R 223 SPRING PICKUP GEAR 3 2 MEA ETC HOLDER TR L 3 23 SPRING PR 2 3 MEC CAM PICKUP 3 2 1 PMO HOLDER TR 3 24 MEC
47. mind the safety on the part with this mark You must use regular parts described in specifi cations for the parts inflammable and where the current can be flown Otherwise any hazard such as an electric shock or a fire could occur LASER STATEMENT LASERTURVALLISUUS WARNING NEVER OPERATE AND SERVICE THE PRINTER WITH THE PROTECTIVE COVER REMOVED FROM LASER SCANNER ASSEMBLY THE REFLECTIVE BEAM ALTHOUGH INVISIBLE CAN DAMAGE YOUR EYES Class 1 laser product Luokan 1 laserlaite Klass 1 laser apparat Allonpituus 770 795nm Teho 0 3mW20 03mW CAUTION INVISIBLE LASER RADIATION WHEN THIS COVER OPEN DO NOT OPEN THIS COVER VORSICHT UNSICHTBARE LASERSTRAHLUNG WENN ABDECKUNG GEOFFNET NIGHT DEM STRAHL AUSSETZEN ATTENTION REYONNEMENT LASER INVISIBLE EN CAS D OUVERTURE EXPOSITION DANGERUSE AU FAISCEAU ATTENZIONE RADIAZIONE LASER INVISIBLE IN CASO DI APERTURA EVITARE L ESPOSIZONE LA FASCIO PRECAUCION REDIACION LASER INVISIBLE CUANDO SE ABRE EVITAR EXPONERSE AL RAYO CAUTION Avoid exposure to invisible laser radiation when the development unit is not installed 1 2 Precautions on Disassembly and Reassembly Very careful precautions should be taken when replacing parts Before replacing please check cables because you cannot put the cables that you removed for replacing parts into the proper place if you would not make sure of where they were connected and in which condition Please do the
48. power off to stop operation 12 Cleaning Mode Print Mode Print the paper to clean the OPC Drum in the Cartridge 4 3 Troubleshooting 13 THV TRIGGER ALL HV All high voltage output by each HV terminal and LSU and the fan is in operation In this mode electronic resistance of transfer roller and high voltage is detected If no toner cartridge in the printer output of THV is 199V 2100V 14 PTL Test Indicates the PTL LED 15 Fan Test Indicates the function of the fan 4 1 4 Self Test Button If the Self Test button pressed vertical lines are printed Turn the power on while pressing this button 89 shows in the DCU and the printer is warming up After warming up the printer is in READY Mode and 88 shows in the DCU In this mode without any detection the printer begins printing trial printing and data from the PC It is convenient to use this mode when the engine malfunction is detected in the control board 4 1 5 Paper Path Layout FACE DOWN PICK UP 2 CARTRIDGE 1 pou 242 HRIL lt LA gt FEED M EMPTY sen Gy T a Bees SEN M gt gt 5 Bars gt BOARD M AGE Pr RIL _ EXIT SENSOR L 1 SMPS 4 lt oe
49. the above directions 1 2 Replace the engine board Service Parts Figure 9 chapter 5 4 Turn the power off delete the data of PC and try printing again 441 Troubleshooting 4 3 The cause and solution of the bad discharge 4 3 1 Wrong Print Position e Description Printing begins at wrong position on the paper Check and Cause Solution Wrong sense time caused by defective feed sensor Replace the defective actuator actuator Service Parts Figure 8 16 chapter 5 4 3 2 JAM 0 1 Paper is not exited from the cassette 2 Jam 0 occurs if the paper feeds into the printer Check and Cause Solution 1 Check the Solenoid by using DCU 1 Replace the solenoid Service Parts diagnostic mode 06 Figure 8 11 chapter 5 2 Check if the pad is loose due to bad 2 Replace the side pad Assembly L or sealing of the side pad R if necessary Service Parts Figure 8 13 8 14 chapter 5 Check the surface of the roller pick up for foreign matter 3 Clean with soft cloth dampened with IPA Isopropyl Alcohol or water 4 If continuous clusters occur check 4 Replace the Housing Pickup and or whether the assembly slot between Shaft Pickup shaft pickup and housing pickup Service Parts Figure 8 135 8 12 chapter 5 become open or is broken away 5 If the paper feeds into the printer rand Jam 0 occurs perform DCU to check feed sensor of the sensor board
50. 0140 50V z CND24 This Document can not be used without Samsung s authorization Schematic Diagrams 9 5 Schematic Diagrams 9 2 PCL Main Circuit Diagram 1 9 9 6 This Document can not be used without Samsung s authorization PCL Circuit Diagram 2 9 X 0 a DRAMA 0 11 70 100nf This Document can not be used without Samsung s authorization Schematic Diagrams 9 7 Schematic Diagrams PCL Main Circuit Diagram 3 9 Al 2 23 000 31 gt gt gt gt gt gt gt gt gt gt 015 vec Ton ni gt 881 vss2 51 12 toes vsse 32 1 0 1 NA OE lt gt KM2 3C8105DG HIGH gt gt KM23C8105DG LOW 7 RCSO 5 We ROMVE gt We 0 L gt RCSO nRCS 1 gt
51. 1 25x0 9mm 3301 000344 BD1 1 CORE FERRITE BEAD AA 3 9x0 6x6 5mm Mn Zn 3301 001069 L1 1 CORE FERRITE BEAD AB 1 6x0 8x0 8mm 3301 001069 L2 1 CORE FERRITE BEAD AB 1 6x0 8x0 8mm 3301 001069 13 1 CORE FERRITE BEAD AB 1 6x0 8x0 8mm 3301 001069 L4 1 CORE FERRITE BEAD AB 1 6x0 8x0 8mm 3301 001069 15 1 CORE FERRITE BEAD AB 1 6x0 8x0 8mm 3702 000118 1 CONNECTOR RIBBON 36P FEMALE ANGLE AU 3709 000177 1 CONNECTOR CARD EDGE 72P 1 27mm ANGLE SN 3711 000470 1 CONNECTOR HEADER SWALL 4P 1R 2mm STRAIGHT SN 3711 000470 1 CONNECTOR HEADER SWALL 4P 1R 2mm STRAIGHT SN 3711 002810 CN2 1 CONNECTOR HEADER BOX 9P 1R 2mm STRAIGHT SN 3711 002811 CN5 1 CONNECTOR HEADER BOX 10P 1R 2mm STRAIGHT SN 3711 002812 CN12 1 CONNECTOR HEADER BOX 11P 1R 2mm STRAIGHT SN 3711 003204 CN3 1 CONNECTOR HEADER BOX 24P 2R 2mm STRAIGHT SN 3711 003408 CN4 1 CONNECTOR HEADER BOX 2P 1R 2mm STRAIGHT SN 3711 003968 8 1 CONNECTOR HEADER BOX 3P 1R 2 5mm STRAIGHT SN 3711 003969 1 CONNECTOR HEADER BOX 2P 1R 2 5mm STRAIGHT SN 3722 001101 CN7 1 JACK USB 4 2 8 38 22 28 JC11 10507A 056 1 IC MASK ROM HIGH ML 165 KM23C8105DG SOP 44P 600 JC11 10510A 057 1 IC MASK ROM PCL6 LOW ml 165 KM23C8105DG SOP 44P 600 JC13 00006A U34 1 IC ASIC SPGPE ML 6060 KS32C61200 QFP 240P 36 4x4 J
52. 2007 000074 R143 1 R CHIP 1000hm 5 1 16W DA TP 1608 2007 000074 2 1 R CHIP 1000hm 5 1 16W DA TP 1608 2007 000076 0 1 3300hm 5 1 16W DA TP 1608 2007 000076 R144 1 R CHIP 3300hm 5 1 16W DA TP 1608 2007 000076 R167 1 R CHIP 3300hm 5 1 16W DA TP 1608 2007 000077 R56 1 4700hm 5 1 16W DA TP 1608 2007 000078 R114 1 R CHIP 1Kohm 5 1 16W DA TP 1608 2007 000078 R155 1 R CHIP 1Kohm 5 1 16W DA TP 1608 2007 000078 R156 1 R CHIP 1Kohm 5 1 16W DA TP 1608 2007 000078 R168 1 R CHIP 1Kohm 5 1 16W DA TP 1608 2007 000078 R84 1 R CHIP 1Kohm 5 1 16W DA TP 1608 8 4 This Document can not be used without Samsung s authorization Electrical parts list SEC CODE LOCATION NO Q ty DESCRIPTION 2007 000078 R89 1 1Kohm 5 1 16W DA TP 1608 2007 000078 R90 1 R CHIP 1Kohm 5 1 16W DA TP 1608 2007 000084 R68 1 R CHIP 4 7Kohm 9 1 16W DA TP 1608 2007 000086 R65 1 R CHIP 6 6Kohm 5 1 16W DA TP 1608 2007 000086 R67 1 R CHIP 6 6Kohm 5 1 16W DA TP 1608 2007 000090 R100 1 10KOHM 5 1 16W DA TP 1608 2007 000090 R126 1 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 R134 1 10KOHM 5 1 16W DA TP 1608 2007 000090 R135 1 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090 R136 1 R CHIP 10KOHM 5 1 16W DA TP 1608 2007 000090
53. 203 000189 C99 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000192 C106 1 C CERAMIC CHIP 100nF 80 20 50V YSV TP 2012 2203 000192 111 1 C CERAMIC CHIP 100nF 80 20 50V YSV TP 2012 2203 000192 C177 1 C CERAMIC CHIP 100nF 80 20 50V Y5V TP 2012 2203 000192 C201 1 C CERAMIC CHIP 100nF 80 20 50V YSV TP 2012 2203 000192 C82 1 C CERAMIC CHIP 100nF 80 20 50V Y5V TP 2012 2203 000236 C103 1 C CERAMIC CHIP 0 1NF 5 50V NPO TP 1608 2203 000236 C146 1 C CERAMIC CHIP 0 1NF 5 50V NPO TP 1608 2203 000236 C148 1 C CERAMIC CHIP 0 1NF 5 50V NPO TP 1608 2203 000236 C149 1 C CERAMIC CHIP 0 1NF 5 50V NPO TP 1608 2203 000236 C153 1 C CERAMIC CHIP 0 1NF 5 50V NPO TP 1608 2203 000236 C155 1 C CERAMIC CHIP 0 1NF 5 50V NPO TP 1608 2203 000236 C219 1 C CERAMIC CHIP 0 1NF 5 50V NPO TP 1608 2203 000236 C220 1 C CERAMIC CHIP 0 1NF 5 50V NPO TP 1608 2203 000257 1 C CERAMIC CHIP 1ONF 10 50V X7R TP 1608 2203 000257 C159 1 C CERAMIC CHIP 1ONF 10 50V X7R TP 1608 2203 000257 C160 1 C CERAMIC CHIP 1ONF 10 50V X7R TP 1608 2203 000257 C161 1 C CERAMIC CHIP 10nF 1026 50V X7R TP 1608 2203 000257 C199 1 C CERAMIC CHIP 1ONF 10 50V X7R TP 1608 2203 000257 C20 1 C CERAMIC CHIP 1ONF 10 50V X7R TP 1608
54. 3 6 1 33ohm 5 1 16W DA TP 1608 2007 000122 6 1 R CHIP 1 2 5 1 16 1608 2007 000123 R133 1 R CHIP 1 5Kohm 5 6 1 16W DA TP 1608 2007 000134 R101 1 R CHIP 33Kohm 5 1 16W DA TP 1608 2007 000496 R160 1 R CHIP 2 2KOHM 5 1 8W DA TP 3216 2007 000618 7 1 R CHIP 240hm 5 1 16W DA TP 1608 2007 000618 R118 1 R CHIP 240hm 5 1 16W DA TP 1608 2007 000669 R69 1 R CHIP 2Kohm 1 1 16W DA TP 1608 2007 000861 R91 1 R CHIP 4 3KOHM 5 1 8W DA TP 3216 2007 000965 R165 1 R CHIP 5 1Kohm 5 6 1 16W DA TP 1608 2007 000965 R166 1 R CHIP 5 1Kohm 5 6 1 16W DA TP 1608 2007 000965 R34 1 R CHIP 6 1Kohm 5 1 16W DA TP 1608 2007 000965 R35 1 R CHIP 6 1Kohm 5 1 16W DA TP 1608 2007 000984 R159 1 5 6 5 1 8W DA TP 3216 2007 001134 R10 1 R CHIP 680hm 5 1 16W DA TP 1608 2007 001134 R17 1 R CHIP 680hm 5 1 16W DA TP 1608 2007 001134 R18 1 R CHIP 680hm 5 1 16W DA TP 1608 2007 001134 R19 1 R CHIP 680hm 5 1 16W DA TP 1608 2007 001134 R54 1 R CHIP 680hm 5 1 16W DA TP 1608 2007 001134 R8 1 680hm 5 1 1 6W DA TP 1608 2007 001134 89 1 R CHIP 680hm 5 1 16W DA TP 1608 2011 001011 RA1 1 R NETWORK 10Kohm 596 63mW L CHIP 8P TP This Document can not be used without Samsung s authorization Electrical parts list
55. 47K CN5 8 10 12 300uH 5 gt R501 C504 5 GND I 1W 47 333 0502 514 C514 FUSIBLE D501 22 KV 102 CN502 STRT G6153 B501 ER O2 8507 1502 5 10 2 usoi 1 DRAIN vec DUO gt T T BTA12 600 1 0503 R512 CN5 1 3 5 o R SB1040FCT Rala Rea 35 58 5V 1 0A R503 1 C507 R508 t ark 104 1W 180 511 REM C518 100 FUSIBLE 6 10 4 3K C517 7 8 K pua N5 10 u 104 C509 NB C515 Lexi 4 PC502 510 5 10V E i CN5 14 KMOC3063 So R504 7 1000uF 0 5 x 5 lt 8510 8 8 68K 0503 05501 aw 4 22KF 0 3 513 501 CM5 2 4 6 1 2W K1010H 6 GND 222MAD 324V5 CM5 13 15 NO MARKING RESISTOR 1 4VV 5 FUSER_ON 5 A CM5 16 S 5 8 C1 331 TNE EGMOT_PHA E 1 EGMOT PHB 2 EGMOT_A1 3 FAN EGMOT_B1 4 C2 35303 0450 331 5V R7 1 2K E C6 R15 C4 381 Hos 56 331 17 4 3 m at GND GND GND GND 9 18 This Document can not be used without Samsung s authorization SMPS Circuit Diagram 200V Schematic Diagrams
56. 608 2203 000440 C6 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 9 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C70 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C71 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C73 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C79 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 1 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C9 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C97 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C98 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C99 C193 2 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000626 C4 C122 C173 3 C CERAMIC CHIP 0 022nF 5 50V NPO TP 1608 2203 000626 66 165 2 C CERAMIC CHIP 0 022nF 5 50V NPO TP 1608 2203 000681 C150 C151 2 C CERAMIC CHIP 0 027nF 5 50V NPO TP 1608 2203 001222 C57 C58 2 C CERAMIC CHIP 820pF 1096 50V X7R TP 1608 2203 001656 C152 1 C CERAMIC CHIP 0 47nF 5 6 50V NPO TP 1608 2401 000042 C36 1 C AL 100 20 16 6 3 7 5 2401 000414 C141 1 C AL 10UF 20 16V GP TP 4x7 5 2401 001185 C27 C118 2 C AL 33UF 2096 35V GP TP 5x11 5 2401 001197 C139 C140 2 C AL 33uF 20 50V GP TP 6 3x7
57. 9 016 31 5V E2PROM_DO 5y 2 E KEY TONER E 3 2 8316 KEY CANCEL 1K 4 84 5 LL KEY DEMO 5 M 5 14 00 65 8613 P_EMPTY 20 COVER OPEN 8 Tx 9 10050 7411245 V0 3 5 5 T C gt THV_EN aS C494 L x 4 Ww VP 2 1 gt gt 188 1 C196 7 IM7406MX 8 22 T M7 4 27 3 a 0 1 1 gt P MOTOR 9 vcc R 0 10195 Ag 2100 3 TF r on 40 00 2 4 i ES xim gt EPROM D ig 7 7 8153 803 02 2 gt 7 131 p md gt d 17106 15 m 8 18 7 TAF 2 10 49 10750 vr gt LED TOER oo p x cise 2 330L L SZ 10051 2 9 10 This Document can not used without Samsung s authorization PCL Circuit Diagram 6 9 2155 1K NAN 5 0 8V 6074 14 lt 6 0
58. A TP 3216 2007 007004 R39 R CHIP 12Kohm 196 1 16W DA TP 1608 2011 001094 RA1 RA2 2 R NETWORK 390hm 5 63mW L CHIP 8P TP 2011 001334 U13 1 RC NETWORK 1K 5 1K 39ohm 1096 150pF 6V 28P 2203 000189 1 160 6161 6162 6163 6195 6 C CERAMIC CHIP 100nF 80 20 25V YS V TP 1608 2203 000189 C100 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C106 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C107 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 11 76 6142 6143 6144 6145 6 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C133 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C147 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C17 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C2 C CERAMIC CHIP 100nF 80 20 25V TP 1608 2203 000189 20 C91 C119 C120 C129 C131 C132 7 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C3 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C34 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C35 1 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C37 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C39 C CERAMIC CHIP 100nF 80 20 25V Y
59. C41 00110A PCB 1 PCB PCL ML 1250 FR 4 4L 1 61 226 0 102 5 This Document can not be used without Samsung s authorization 9 Schematic Diagrams Schematic Diagrams 9 1 GDI Main Circuit Diagram 1 5 0128 5 18nF 18nF ACO 19 3 3V 0101 332690 our 36118 T C155 C156 157 158 10006 10006 1000 PE C66 DCAD 22 Se sour 3 vss 4 5 61 3112 5 U17 4 EINTO GIP13 COMUNE EINT1 GIP 14 9 EINT2 G1P 15 86 0090 0091 60616 nGCS2 GOP 17 nGCS3 GOP 18 nGCS4 COP 19 nGCS5 G0P 15 PDE ne
60. CKUP ASS Y JC75 00053A MEC UNIT HOLDER PAD JC97 01486A PMO CAP PAD JC72 00124A MEC GEAR PICK UP JC75 00056A MEC TERMINAL JC75 00049A PBA MAIN SENSOR JC92 01197A SOLENOID JC33 00002B PMO SHAFT PICK UP JC72 00150A MEC SIDE PAD L JC75 00050B MEC SIDE PAD R JC75 00051B PMO HOUSING PICK UP JC72 00109A PMO ACTUATOR EXIT JC72 00130A PMO ACTUATOR FEED JC72 00119A MEC PLATE UPPER JC75 00111A ELA HOU OPEN SENSOR JC96 01584A ELAHOU PTLASSY JC96 02037A PMO BUSHING TR R JC72 00101A PMO BUSHING TR L JC72 00102A SPRING TR L JC61 00458A SPRING TR JC61 00024A PMO HOLDER_EXIT JC72 00532A PMO COVER PTL JC72 00534A PMO BUSHING SHAFT JC72 40849A MEC ROLLER FEED JC75 00054A EMC HOLDER FEED JC75 00055A PMO HOLDER TR JC72 00100D PBA MAIN CONTROLLER GDI JC92 01316A PBA MAIN CONTROLLER PCL JC92 01333A SMPS ML 1210 V2 JC96 02234B SMPS ML 1210 V1 JC96 02233C SMPS HVPS GDI JC44 00024A SMPS HVPS PCL JC44 00036A ELA UNIT RX DRIVE JC96 02125A MOTOR STEP 7 5 JC31 00005B UNIT LSU JC59 00015A UNIT LSU JC59 00015B CABLE PRINTHEAD JC39 00143A Phase3110 Phase3210 220V CHINA 220V 110V 220V 110V A 125 250V Phaser 3110 Phaser 3210 A220V 110 Phaser 3110 Phaser 3210 Phaser 3110 Phaser 3210
61. Ds in the self test panel is on when DEV high voltage Supply high voltage output by each HV terminal Press the Up button to switch the voltage The middle and right one of the three LEDs are on and 530 voltage output by DEV HV terminal Caution High voltage probe should be used 05 LSU Operating System The scanning motor of LSU is in operation the right LED of the three buttons on Press the Up button to Check LD LD is functioning and the middle button is on If the LD is normal all LEDs are on 06 Pickup clutch on The Solenoid in the printer is in operation To stop the operation Press the button shift and Enter together 07 Pempty PWIDTH New CRU Sensor Test Pempty PWIDTH HEW CRU sensor test If activate the Actuator of the PEMPTY PWIDTH Sensor the left and right of the three LEDs are on If you install new toner Cartridge in this mode the right LED is on 08 Feed amp Exit Sensor Test Test the Feed sensor and Discharge sensor in the same way as 06 09 Cover Open Sensor Test The same way as code 06 10 Fuser Test If the Enter button pressed the right LED is on and temperature of the fuser is up to READY Mode If the Up button pressed the middle LED is on and temperature of the fuser is up to Printing Mode If you press the button once more the left LED is on and temperature of the fuser is up to overheat Mode 11 Hot Burn Test If the enter button pressed the printer is continuously printing without detection Turn the
62. IP 1nF 10 50V X7R TP 1608 This Document can not be used without Samsung s authorization Electrical parts list SEC CODE LOCATION NO Q ty DESCRIPTION 2203 000440 C39 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C40 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 6 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C47 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C52 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 4 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C65 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 6 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000440 C67 1 C CERAMIC CHIP 1nF 10 50V X7R TP 1608 2203 000626 C104 1 C CERAMIC CHIP 0 022nF 5 50V NPO TP 1608 2203 000626 1 1 C CERAMIC CHIP 0 022nF 5 50V NPO TP 1608 2203 000626 C42 1 C CERAMIC CHIP 0 022nF 5 50V NPO TP 1608 2203 000626 C43 1 C CERAMIC CHIP 0 022nF 5 50V NPO TP 1608 2203 000626 5 1 C CERAMIC CHIP 0 022nF 5 50V NPO TP 1608 2203 000626 C60 1 C CERAMIC CHIP 0 022nF 5 50V NPO TP 1608 2203 000626 1 1 C CERAMIC CHIP 0 022nF 5 50V NPO TP 1608 2203 000626 C62 1 C CERAMIC CHIP 0 022nF 5 50V NPO TP 1608 2203 000626 C73 1 C
63. ROLLER_PRESSURE 2 3 1 PMO CAM_PICKUP 322 PMO BUSHING_TR L 3 25 PMO GUIDE_INPUT 232 PMO SHAFT PICKUP 323 SPRING TR 3 26 RMO RUBBER FOOT 2 4 PMO GEAR_FEED 3 24 IPR PLATE TR 3 27 ELA HOU FUSER ASS Y220V 2 5 PMO CLUTCH FEED 3 3 MEA ETC HOLDER TR R 3 28 CBF HARNESS FUSER 2 6 SPRING CLUTCH 3 2 1 PMO HOLDER TR 3 29 ELA HOU MOTOR GND 27 ASS Y 3 3 1 PMO BUSHING TR R 3 30 PMO BUSHING SHAFT 2 7 1 PMO PLATE_KNOCKUP 323 SPRING TR 3 31 FAN DC 272 3 4 PLTE GU DEV R 3 32 PMO GEAR_83 35 2 7 3 KNOCKUP 3 5 PMO CAP PLTE GU DEV L 3 33 SPRING FUSER DR 2 8 SPRING KNOCK UP 3 6 SPRING GUIDE DEVE 3 34 PMO GEAR_FU_IN 47 2 9 MEC HOLDER PAD 3 7 PMO ACTUATOR_EXIT 3 35 PMO GEAR_FU_OUT 47 2 9 1 PMO HOLDER PAD 3 8 PMO HOLDER_EXIT 3 36 MEC ROLLER FEED 2 9 2 PMO HOLDER PAD 3 9 PMO BUSHING TERMINAL 3 37 PBA MAIN SENSOR 2 9 3 RPR PAD FRICTION 3 10 ELA HOU OPEN SENSOR 3 38 EMC HOLDER FEED 2 9 4 SPRING PAD 3 10 1 IPR BRKT SENSOR 3 39 CBF HARNESS MOTOR GND 2 10 PMO CAP PAD 3 10 2 CBF HARNESS COVER 3 40 IRP BRKT FUSER DRV 2 11 MEC SIDE PAD R 3 11 IPR GUIDE TR 3 41 PMO HINGE FRONT L 2 12 MEC SIDE PAD L 3 12 IPR PLATE TERMINAL 3 42 FRONT R 2 13 PMO GEAR_TRANSFER 3 13 IPR SAW_PLATE 3 43 PMO COVER PTL 2 14 PPR SPACER DR 3 14 PCT FILM SAW 3 44 ELA HOU PTL 2 15 MEC TRANSFER ROLLER 3 15 IPR EARTH_TRANS 3 45 PCT COVER SHEET LAMP 2 16 MEC TERMINAL 3 16 IPR GROUND_GUIDE 3 46 PCT INSULATOR SENSOR B D
64. SV TP 1608 2203 000189 C40 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C43 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C44 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C45 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 6 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C47 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 1 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 9 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C60 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C65 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 8 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C72 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C82 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C90 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C92 C CERAMIC CHIP 100nF 80 20 25V Y5V TP 1608 2203 000189 C93 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C94 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000189 C95 C CERAMIC CHIP 100nF 80 20 25V YSV TP 1608 2203 000192 C62 C CERAMIC CHIP 100nF 80 20
65. Self Test 2 3 times to remove contamination 4 10 Troubleshooting 4 2 14 Satins on Back of Page e Description back of the page is stained at 47mm intervals Check and Cause Solution 1 Transfer roller is contaminated 1 Perform the OPC Cleaning Mode Print 2 or 3 times Run Self Test to remove the conta Digital Printer mination of the transfer roller Digital Printer Digital Printer 2 Pressure roller is contaminated 2 Replace the transfer roller if contaminated severely 3 Disassemble the fuser and clean the H R Heat Roller and P R Pressure roller And check the area between H R and Thermistor If contaminated clean the area not to be deformed 4 2 15 Blank Page Print out 1 Description Blank page is printed Check and Cause Solution Bad ground contacts in OPC and or devel Remove contamination of the terminals of the oper developer and the unit 4 2 16 Blank Page Print out 2 1 Blank page is printed Description 2 One or several blank pages are printed 3 When the printer turns on several blank pages print Check and Cause Solution 1 Bad ground contacts in OPC and or 1 Remove contamination of the terminals of developer the developer 2 Abnormal solenoid 2 Perform the engine self test using DCU to check if the Solenoid is normal refer to code 06 3 If not solved by
66. VS T 1 GND KA7818 3 THV PWM 4 THV EA OUT 18V gt 5 THV READ 8 MHV PWM GND ES 7 BIAS PWM 8 5 104 104 35V 47uF 9 D GND 77 This Document can not be used without Samsung s authorization HVPS Circuit Diagram 2 2 Schematic Diagrams 1201 C208 24V5 C206 sy 18V T HVT 2A 6KV 471 6KV 471 T 1 7 I 6 4 le el 0204 II 0206 R201 L D207 10K 6KV ee pe 0207 R206 Q204 5 el 6KV THV PWM 4 D526 Y 2 C205 13 11 1 3 9 8208 8 e 6KV 101 C207 C209 CN1 3 R205 30KF R213 6KV 471 6KV 471 U2 F U2 E 0203 5 7407 7407 A708 Y cog 7 4 1 777 24VS R207 R209 a THY 110 ee 5 R216 8218 881 2VV 30MJ MGR1 2W 100 C101 nel 35V 47uF C202 R210 0202 4 4 X 4 WE VR201 331 510KF 1M4148 C204 7 777 203 0203 20201 20202 473 BR1 2W 200MG 5V 472 1N4148 5 6V 7 5V F77 4 1 4 CM1 8 18V 77 8211 M AME 18V 1 2W 560 701 C7 4 5 6V 104 1301 C307 D304 R309 Q301 KAB 006 3KV 471 4KV THV EA gt 5 777 1 Ze 4 R315 CN1 44 U2 C R307 BR1 2W 7407 33K 5 6 1 1 2 0806 0303 C308 77 0303
67. a Diai 1 The pressure force on the left and right 1 Replace both the left and right Spring igita springs of the transfer roller is not even Holder Digita the springs are damaged the transfer Digita roller is improperly installed or the trans Digita fer roller bushing or holder is damaged 2 The toner level is not even on the devel 2 Occur in the developer cartridge replace oper roller due to the bad blade the developer and try to print out 4 2 8 Background e Description Light dark background appears in whole area of the printing 4 Check and Cause Solution Digital Printer Digital Printer 1 Recycled recording paper has been 1 B S is not guaranteed when using recycled used paper Digital Printer Digital Printer Digital Printer 2 The life of the Developer has expired 2 Replace the Developer that has expired The weight at the expiration of the developer s life 800 20g 3 The up to down movement of the trans 3 Clean the busing part of the transfer roller fer roller is swift 4 The HVPS is normal 4 Replace the Developer if not solved by the Perform DCU diagnostic code 01 04 above direction 1 3 4 8 4 2 9 Ghost 1 Troubleshooting e Description Ghost occurs at 75 mm intervals the OPC drum in the whole printing Digital Printer Digital Printer Digital Printer 4 2 10 Ghost 2 Check and Cause Solution 1 Bad contacts caused by co
68. cription The ERROR lamp does not come on even when the printer cover is open Check and Cause Solution 1 Check the connector CN8 and circuit of the cover switch department in the Main Control board Perform DCU mode If Error state 64 occurs Check the related codes of the Cover Open Error 1 Check the insertion of the Cover Open Sensor Connect 2 Replace the Main Control board or Cover Open Sensor Service Parts Figure 9 chapter 5 4 18 4 4 9 Defective motor operation Troubleshooting Description Main motor is not driving when printing and paper does not feed into the printer resulting Jam 0 Check and Cause Solution 1 Motor harness or sub PCB may be defective 2 Perform DCU diagnostic code 00 and Check the motor operation 4 4 10 No Power 1 Check the motor harness replace it if defective Service Parts Figure 12 chapter 5 2 Replace the SMPS if necessary Service Parts Figure 10 chapter 5 Description When system power is turned on all lamps on the operator panel do not come on Check and Cause Solution 1 Check if the power input and SMPS output are normal 2 Check the inferiority of LED Panel on the front cover if the LED of Panel does not appear after normal warming up 1 Replace the power supply cord or SMPS Service Parts Figure 10 chapter 5 2 Replace the control board Service Parts Figure 9 chap
69. ction of the printer itself Check and Cause Solution 1 Secure more space of the hard disk 2 Printing error occurs even if there is enough space in the hard disk 3 Check the parallel port related items in the CMOS Setup 4 Reboot the system to print 1 Not working with the message insufficient printer memory means hard disk space problem rather than the RAM problem In this case provide more space for the hard disk Secure more space using the disk utilities program The connection of the cable and printer port is not proper Check if the connection is properly done and if the parallel port in CMOS is rightly set up 3 As a printer port Select ECP or SPP among 4 SPP Normal ECP and EPP modes increase print ing speed SPP normal mode support 8 bit data transfer while ECP Mode transfer the 12 bit data If the regular font is not printing the cable or the printer driver may be defective Turn the PC and printer off and reboot the system to print again If not solved double click the printer in my computer If the regular fonts are not printed this time again the cable must be defective so replace the cable with new one 4 26 4 6 3 Abnormal Printing Troubleshooting The printing is not working properly even when the cable has no problem Description even after the cable is replaced If the printer won t work at all or the strange fonts are repeated the printer d
70. ction of the sensor board is defective Perform DCU mode Perform DCU diagnostic code 8 4 4 5 Paper Empty without indication 1 Replace the defective actuator Service Parts Figure 8 17 Chapter 5 2 Replace the sensor board Service Parts Figure 8 10 Chapter 5 e Description paper lamp on the operator panel does not come on when the paper cassette is empty Check and Cause Solution 1 Bending or deformation of the actuator of the paper sen sor 2 The function of the sensor board is defective Perform DCU mode Perform DCU diagnostic code 8 1 Replace the defective actuator Service Parts Figure 8 17 chapter 5 2 Replace the sensor board Service Parts Figure 8 10 chapter 5 4 17 Troubleshooting 4 4 6 Cover Open e Description ERROR lamp is on even when the print cover is closed Check and Cause Solution 1 The hook lever in the top cover may be defective 2 Check the connector and circuit of the cover switch department in the Main Control board Perform DCU mode If Error state 64 occurs Check the related codes of the Cover Open Error Hook Lever 4 4 7 No lamp on when the cover is open 1 Replace the hook lever if defective Service Parts Figure 1 chapter 5 2 Check the insertion of the Cover Open Sensor Connect 3 Replace the Main Control board or Cover Open Sensor Service Parts Figure 9 chapter 5 e Des
71. defective voids occur peri 4 odically at the top of a black image the developer roller and blade 2 e Foreign matter stuck onto the window Clean the LSU window with recommend ed cleaner IPA Clean the window with a clean cotton swab Foreign matter in the LSU Open the cover of LSU and clean with a cotton swab on the surface of the reflex mirror No 3 Remove the foreign matter and burr of the exposure window 4 Open the front cover and check ribs that corresponds to the position of the voids Remove if found If the problems are not solved check to see if the weight of the developer is below 670g If so replace the developer cartridge 4 5 Troubleshooting 4 2 3 Horizontal Black Band Description They may not occur periodically 1 Dark or blurry horizontal stripes occur in the printing periodically Check and Cause Solution 1 Bad contacts of the voltage terminals to Digital Printer developer Digital Printer Diaital Pri Charge roller 37 mm Supply roller 27 mm Develop roller 2 32 mm Transfer roller 47 mm 4 2 4 Black White Spot 2 The rollers of developer may be stained 1 Clean each voltage terminal of the Charge Supply Develop and Transfer roller remove the toner particles and paper par ticles 2 Clean the right Gear that has relatively small gap of the teeth in the OPC 3 If the malfunction persists rep
72. een pickup unit and Feed sensor 72 Paper Jam 1 The front part of paper is jammed between the Discharge sensor and Feed sensor 73 Paper Jam 2 The front part of paper is jammed just after passing through the discharge sensor 95 LSU Not Ready LSU Scanner Motor not ready or Hsync signal not output 4 2 Troubleshooting 4 1 3 Self Diagnostic Mode If Error code occurs due to malfunction of the printer perform Self Diagnostic Mode to solve the problem The printer works only in the self test mode to solve the malfunction problem To enter the self test mode turn the power on pressing the buttons of Down Shift and Stop at the same time Release the button within 2 or 3 seconds if 78 shows in the DCU If 00 shows in the DCU press the button Up or Shift to select the self test and press the button of Enter to operate To stop press the button of shift and Enter together 00 Main Motor Operating System Only the main motor is in operation 01 Main High Voltage On THV 1550 voltage output by MHV terminal Caution High voltage probe should be used 02 Transfer High Voltage On THV 1300 voltage output by MHV terminal Caution High voltage probe should be used 03 Transfer High Voltage Reference on THV 1300 voltage output by MHV terminal Caution High voltage probe should be used 04 DEV supply High Voltage DEV Supply High Voltage Test The left one of the three LE
73. f the image 15 not print ed Periodically a noise as tick tick occurs 1 If the image is light or unclean and untidy printed image Shake the developer and then recheck 1 NG Check the weight of the developer 2 OK Lack of toner so the life is nearly closed 2 Some part of image is not printed Shake the develop er and then recheck 1 NG Check the weight of the developer and clean the LSU window with a cotton swab then recheck 2 OK Lack of toner so the life is nearly closed 3 Periodically a noise as tick tick occurs Measure the cycle and the weight of the developer 4 White vertical stripes on the whole screen or partly Check the weight of the developer 1 All of 1 2 above 1 The weight of the developer ended 800g 20g 2 it become better by shaking replace with a new developer after 50 100 sheets in the clos ing state of the life span 2 In case of 2 If it becomes better after clean ing the LSU window then the developer is normal Because of foreign substance on the LSU window the image has not been printed partly In case of 3 If the cycle of noise is about 2 seconds the toner inside the developer has been nearly exhausted Purchase and replace with a new developer after using about 200 sheets at the point of occurrence In case of 3 This is a phenomenon caused by lack of toner so replace with a new developer gt
74. he OPC drum is damaged or foreign substance is stuck to the surface black and white or graphic image is partially broken at irregular intervals the transfer roller s life has been expired or the transfer voltage is abnor mal 1 In case of 1 above Run OPC Cleaning Mode Print 4 5 times repeatedly to remove Especially check foreign sub stance on the OPC surface then remove them with a clean gauze moistened with IPA Isopropyl Alcohol not to damage OPC if necessary A Never use usual alcohol In case of 2 If they are not disappeared by running OPC Cleaning Mode Print 4 5 times at intervals of 37mm Replace the developer at intervals of 75mm Remove foreign substance Broken image Replace the developer according to care lessness In case of 3 Exchange the transfer roller because the life of the transfer roller in use has been expired Check the transfer volt age and readjust if different Recycled product Poor appearance of the developer Unclean and rough printouts Bad background in the image 1 Poor appearance of the devel oper 1 Check the damage to label and whether different materi als are used 2 Check the appearance of parts of the developer such as frame hopper 2 Unclean and rough printouts 1 Check whether foreign sub stance or toner are stuck to the terminal contact point of the developer 2 Chec
75. ht with no ghost Check and Cause Solution 1 Develop roller is stained when the toner of developer cartridge is almost con sumed 3 Bad contact caused by the toner stains between the high voltage terminal in the HVPS and the one in the set 4 Abnormal output from the HVPS Run self test and check 1 4 4 2 6 Dark Image or a Black 2 Ambient temperature is below than 10 C 1 Check if the Toner Save mode is off 2 Replace the developer cartridge and try to print out 3 Wait 30 minutes after printer is powered on before you start printing 4 Clean up the contaminated area by the toner 5 Replace the HVPS if the problems are not solved by the above four directions Service parts Figure 11 Chapter 5 Description printed image is dark Check and Cause Solution 1 No charge voltage in the engine board Perform DCU diagnostic code 01 2 Charge voltage is not turned on due to the bad contacts between power supply in the side of the Developer and charge terminal of HVPS 1 Clean the high voltage charge terminal 2 Check the state of the connector which connects the engine board and HVPS 3 Replace the HVPS if not solved by the above direction 1 and 2 4 7 Troubleshooting 4 2 7 Uneven Density Description Print density is uneven between left and right ur Check and Cause Solution Digit
76. ite ghost occurs in the black image printing at 32mm intervals Check and Cause Solution Digital Printer 1 The life of the developer may be expired Digital Printer 2n 2 The abnormal voltage and bad contact of Digital Printer the terminal of the supply roller 4 2 12 Ghost 4 1 Occur in the developer cartridge replace the developer and try to print out 2 Check the approved voltage of the supply roller and contact of the terminal and adjust if necessary Description Ghost occurs at 47mm intervals Check and Cause Solution Digital Printer The temperature of the fuser is maintained high T Digital Printer Digital Printer 4 2 13 Satins on the Face of Page 1 Disassemble the fuser and remove the contaminated toner particles on the roller and clean the foreign matter between Thermistor and Heat roller Caution can be deformed Description background on the face of the printed is stained nm Check and Cause Solution DigitalPrinter DigitalsPrintet due to improperly sealed Replace the developer cartridge Digital Printer 6 Digital Printer 2 If the transfer roller is contaminated satins 2 If the transfer roller is contaminated run PC Digital Printer on the face of page will occur Cleaning Mode Print 2 or 3 times And perform
77. k whether the state of the terminal assembly is nor mal 1 2 In case of 1 there is an evidence of disas 1 sembling the developer 2 materials other than normal parts of the developer are added or substituted In case of 2 If there are any abnormals in connection with the situation of 1 occurs when the developer 1 is recycled over 2 times toner nearly being expired 2 are collected to use it is judged as the recycled devel oper 4 23 Troubleshooting Fault Signs Cause amp Check Solution Ghost amp Image Contamination The printed image is too light or dark or partially contami nated black Totally contaminat edblack Black image print ed out The density of print outs is too dark and ghost occurs 1 The printed image is too light or dark or partially contami nated black 1 Check whether foreign sub stance or toner are stuck to the terminal point of contact of the developer 2 Check whether the terminal assembly is normal 2 Totally contaminated black Black image printed out 1 Check whether foreign sub stances are stuck to the ter minal point of contact of the developer and the state of assembly Especially check the charged roller terminal 3 The printed image is dark and ghost occurs 1 Check foreign substance attached to the terminal point of contact of the develo
78. lace the developer 2 White spots occur periodically in the printing Description 1 Dark or blurry black spots occur periodically in the printing Check and Cause Solution Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer particles Charge roller 37 mm interval drum 75mm interval 2 If faded areas or voids occur in a black image at intervals of 75 mm or black Spots occur elsewhere the OPC drum surface is damaged 3 If a black image is partially broken the transfer voltage is abnormal or the trans fer roller s life has expired 1 If dark or blurry black spots occur periodi cally the rollers in the Developer may be contaminated with foreign matte or paper 1 Run OPC cleaning Mode Print and run the Self test 2 or 3 times 2 In case of 75mm interval unremovable in 1 cleanly remove foreign substances stuck on the OPC location equivalent to black spots and white spots with a dry duster 3 The transfer roller guarantees 50 000 sheets printing If the roller s life is expired replace it 4 case of 37mm interval unremovable in 1 take measures as to replace the developer cartridge and try to print out 5 Clean the inside of the set against the paper particles and foreign matter in order not to cause the trouble 4 6 4 2 5 Light Image Troubleshooting e Description The printed image is lig
79. n remove two screws securing the thermostat A When you reassemble the halogen lamp Note handle it with care as it is fragile 2 Remove two screws from the fuser assembly and take the Heat Roller out 3 5 Disassembly and Reassembly 3 9 SMPS Board 1 Before you remove the SMPS board you should remove Main Cover see 3 1 Main Cover 2 Remove screws in the order of 6 then remove the shield engine assembly Unplug connectors from the main board and connec tors SMPS then remove the SMPS Remove four screws from SMPS and remove the SMPS board The Engine board SMPS board are Note integrated in a body 3 6 Disassembly and Reassembly 3 10 Main Board and Sensor Board 1 Before you remove the main board you should 3 Release four snap fits securing the insulator engine remove board and then remove the insulator Main Cover see 3 1 Main Cover SMPS board see 3 9 SMPS Board 2 Remove two screws from the main board and unplug all of connectors then remove the board Main B d X VI M VV 4 Release four snap fits securing the sensor board and then remove the sensor board W _
80. ntamination from toner particles between high voltage terminal in the main body and the elec trode of the Developer 2 Bad contacts caused by contamination from toner particles between high voltage terminal in the main body and the one in the HVPS board 3 The life of developer is expired 4 Transfer roller lifetime 50 000 sheets has expired 5 Abnormal low temperature below 10 C 1 Clean the terminals when contaminated by toner particles 2 Occur in the developer cartridge replace the developer and try to print out 3 Replace the engine board if not solved by the above directions 1 2 Service Parts Figure 9 chapter 5 4 If not solved by the direction 3 check the transfer roller lifetime and replace it Service Parts Figure 8 2 chapter 5 5 Wait about 1 hour after power on before using printer Description Ghost occurs at 75 mm intervals of the OPC drum in the whole printing When printing on card stock or transparencies using manual feeder Digital Printer Digital Printer Digital Printer 57 Check and Cause Solution When printing on card stock thicker than nor mal paper or transparencies such as OHP higher transfer voltage is required Select Thick Mode on paper type menu from the software application and after using return ing to the original mode is recommended 4 9 Troubleshooting 4 2 11 Ghost 3 Description Wh
81. per and the state of assembly Especially check the devel oping roller terminal 1 All of 1 2 3 above 1 Remove toner and foreign sub stances adhered to the contact point of the developer 2 The contact point of the unit facing that of the developer also must be cleaned 3Jf the terminal assembly is unsafe Fully stick the terminal to or reassemble it after disassem bling Disassemble the side plate and push the terminal to be stuck then reassemble it 2 In case of 2 It is phenomenon when the OPC drum of the developer is not electrically charged Clean the terminals of the charged roller then recheck it 3 In case of 3 It is a phenomenon as the devel oping bias voltage of the devel oper Clean the terminals of the developing roller then recheck it 4 24 Troubleshooting 4 6 The cause and solutions of bad environment of the software 4 6 1 The printer is not working 1 e Description While Power turned on the printer is not working in the printing mode Check and Cause Solution 1 Run Self Test Mode Turn the power on while pressing 1 Check the power of the printer and perform the Self the test printing button for 2 or 3 seconds before printing Test If the test printing works that means no prob works lems in the printer itself If the test printing does not work that means bad functioning of the printer not because of software Perform DCU to check the Error Statu
82. re damaged or virus infected 6 Memory is less than suggested one How to delete the data in the spool manager 1 Delete the unnecessary files to provide more space to start printing job 2 If there are some files with the extension name of inl Delete them and Reboot the Windows to restart printing job 3 Shut down all other programs except the current one if possible 4 Delete the printer driver completely and reinstall it 5 After rebooting the computer check for viruses restore the damaged files and reinstall the program to do the printing job 6 Add up enough memory to the PC In the spool manager the installed drivers and the list of the documents waiting to be printed are shown Select the document to be deleted and check the delete menu If you intend to delete the current document being printed the data being transferred to the printer will be put out and then the document is removed Before choosing the document the menu is still inactive Or put the document out of the list and repeat the routine as in the above or finish the spool manager 4 28 5 Exploded Views and Parts List Exploded Views and Parts List Deal drawings and service parts are declared for the items with higher rate of inferiority and replaceable in the level of service description only If inferiority occurs you can replace the parts by the unit declared in deal drawings and service items 5
83. river may be defec tive or wrong setup in the CMOS Setup Check and Cause Solution 1 Set up the parallel port in the CMOS SETUP 2 Printer Driver Error 3 Error message from insufficient memory The printing job sometimes stops or due to insufficient virtual memory but it actually comes from the insuffi cient space of the hard disk 1 Select SPP Normal or ECP LPT Port the among ECP EPP or SPP in the CMOS Setup 2 Check the printer in My Computer to see if the printer driver is compatible to the present driver or delete the old driver if defective and reinstall the new driver 3 Delete the unnecessary files to secure enough space of the hard disk and start printing job again 4 27 Troubleshooting 4 6 4 SPOOL Error To spool which stands for simultaneous peripheral operations online a computer document or Description task list or job is to read it in and store it usually on a hard disk or larger storage medium so that it can be printed or otherwise processed at a more convenient time for example when a printer is finished printing its current document Check and Cause Solution 1 Insufficient space of the hard disk in the directory assigned for the basic spool 2 If the previous printing error not solved 3 When expected to collide with other program 4 When an application program or the printer driver is damaged 5 When some files related to OS a
84. s 2 Check if the PC and the printer is properly connected 2 Replace the printer cable If the problems not solved and the toner cartridge installed even after the cable replaced check the amount of the remaining tone refer to Toner Cartridge Service 4 5 3 Printing is nor working in the Windows 3 Check if the connection between PC and printer port is proper If you use windows check if the printer dri ver in the controller is set up If the printer driver is properly set up check in which program the printing is not working The best way to find out is to open the memo pad to check the function of printing If it is not working in a certain program adjust the setup the program requires Sometimes the printout is normal within the Windows basic programs but it s not work ing in a particular program In such case install the new driver again If not working in the Windows basic program Check the setup of the port of CMOS is on ECP And check the address of IRQ 7 and 378 4 II the scanner needs to be connected to the printer 4 Check if the printer cable is directly connected to periph first the remove the scanner from the PC to see if the eral devices printer is properly working alone 4 25 Troubleshooting 4 6 2 The printer is not working 2 Description After receiving the printing order no response at all or the low speed of printing occurs due to wrong setup of the environment rather than malfun
85. scharge cover and leave the connect the harness wire 10 4 pin to the CN10 4 pin of the Main control board Connect DCU to the printer and turn the power on It show 7 LED on the panel and each code tells the function of the 4 1 2 Code printer Normal Code While printing or warming up it indicate the position of the paper 61 Warm up The printer is on the cover is open or close 00 05 Ready kind of paper The printer is ready the paper is detected when the first paper is printed 00 Legal 01 Letter 02 A4 03 EXEC 04 B5 05 Folio 20 Print Start The engine controller received the print order from the video controller 30 Feed Sensor On The paper is passing out of the Feed Sensor 40 Feed Sensor off The paper has passed out of the Feed Sensor 50 Paper Out The paper has passed out of Exit Sensor 69 Sleep Mode The fuser power turned off to minimize the power consumption Error Code When detecting the malfunction the printing is stopped to indicate error code 60 62 68 Fuser Error The error in the fuser occurred There is a short circuit in the thermistor and the thermostat while printing Low Temperature Error occurs 60 Open Fuser Error 62 Low Heat Error 68 Over Heat Error 64 Cover Open The Printer Cover is open or Toner Cartridge not installed 70 No Paper No paper in the paper cassette 71 Paper Jam 0 The front part of paper is jammed betw
86. ter 5 3 Replace the LED panel Service Parts Figure 1 1 chapter 5 4 19 Troubleshooting 4 4 11 Vertical Line Getting Curved e Description When printing vertical line gets curved Check and Cause Solution 1 If the supply of 24v is unstable in the Main Control board 1 Replace LSU linking with LSU check drive by DCU Mode LSU Check Service Parts Figure 13 chapter 5 05 LSU Motor on 2 Replace the Main Control board Service Parts Figure 9 chapter 5 4 20 Troubleshooting 4 5 Toner Cartridge Service It is not guaranteed for the default caused by using other toner cartridge other than the cartridge supplied by the Samsung Electronic or caused by non licensed refill production 4 5 1 Precautions on Safe keeping of Toner Cartridge Excessive exposure to direct light more than a few minutes may cause damage to the cartridge 4 5 2 Service for the Life of Toner Cartridge If the printed image is light due to the life of the toner you can temporarily improve the print quality by redistributing the toner Shake the toner cartridge however you should replace the toner cartridge to solve the problem thoroughly 4 21 Troubleshooting 4 5 3 Signs and Measures at Poor toner cartridge Fault Signs Cause amp Check Solution Light image and partially blank image The life is ended The printed image is light or unclean and untidy Some part o
87. uit works properly 5 The fuser gear is defective due to melting away 4 4 2 All LEDs blinking Scan Error 1 If the thermostat is open replace the fuser and check following items 2 If the thermistor sensor device is located deep in the Sponge replace the fuser 3 Check if the circuit of overheat mode works properly 4 Run DCU mode Perform DCU diagnostic code 10 e Description 1 All lamps on the operator panel blink Check and Cause Solution DCU Mode Perform DCU diagnostic code 05 If the DCU error code 95 is displayed replace LSU Replace LSU Service Parts Figure 13 chapter 5 If you cannot solve the problem after you replace LSU replace the main board 4 16 Troubleshooting 4 4 3 Not function of the gear of the fuser due to melting away Description motor breaks away from its place due to gear melting away Check and Cause Solution DCU Mode Check if the Error States 60 62 68 occur Check the operation of Fuser Erasing Lamp On Off with the Error Code Check 10 4 4 4 Paper Empty 1 Replace the Fuser Service Parts Figure 8 4 Chapter 5 2 Replace the Main Control board Service Parts Figure 9 Chapter 5 Description paper lamp on the operator panel is on even when paper is loaded in the cassette Check and Cause Solution 1 Bending or deformation of the actuator of the paper sen sor 2 The fun

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