background image

4-1-3  Error Solution

Display

Solution

60, 62, 68

1. Measure the resistance of the AC connector on the Fuser. Normal resistance is 2-4 ohms

for 110V, 6-8 ohms for 220V.

2. Check if the fuser lamp works properly.
3. Measure the resistance at Q7 on the engine board. If abnormal, replace U503,CN502, 

70

1. Make sure that paper is loaded in the cassette.
2. Replace U555 sensor (photo interrupter).
3. Replace U7 on controller board.

71

1. Make sure that paper is loaded in the cassette.
2. Check for pick-up unit. If it is heavily worn, replace it with new one.
3. Replace U554 sensor.
4. Check if the feed clutch works properly.
5. If abnormal, replace the feed clutch or Q3 on the Engine board .

72, 73

1. Make sure that the paper being used meets the specification.
2. Check if there is a paper jam in the fuser.
3. Replace U554 on the engine board or exits ensor on the frame.
4. Check the fuser roller for any dirt. If dirty, clean the roller.

95

1. Check for CN11,CN6 on the Controller board.
2. Replace U5,OSC1 on the Engine board.
3. Replace LSU.

Troubleshooting

4-2

4-2  Abnormal Image Printing and Defective Roller

If abnormal image prints periodically, check the parts shown below.

No

Roller

Abnormal image period

Kind of abnormal image

1

OPC Drum

95.6mm

White spot/Black spot

2

Charge Roller

38.5mm

Black spot

3

Supply Roller

45.3mm

Horizontal density band

4

Develop Roller

47.1mm

Horizontal density band

5

Transfer Roller

56.1mm

Black side contamination/transfer fault

6

Heat Roller

69.3mm

Black spot and fuser ghost

7

Pressure Roller

72.5mm

Black side contamination

Download Service Manual And Resetter Printer at http://printer1.blogspot.com

Summary of Contents for ML-6040

Page 1: ...ecautions 2 Specifications 3 Disassembly and Reassembly 4 Troubleshooting 5 Exploded Views and Parts List 6 Electrical Parts List 7 Block Diagram 8 Connection Diagram 9 PCB Diagrams 10 Schematic Diagrams Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 2: ...Engine Board and Miscellaneous 3 15 4 Troubleshooting 4 1 4 1 DCU Control 4 1 4 1 1 DCU Setup 4 1 4 1 2 DCU Error Status Code 4 1 4 1 3 Error Solution 4 2 4 2 Abnormal Image Printing and Defective Roller 4 2 4 3 Print Quality 4 3 4 3 1 No Image 4 3 4 3 2 All Black 4 5 4 3 3 Vertical White Line Band 4 6 4 3 4 Dark Image 4 7 4 3 5 Background 4 8 4 3 6 Ghost 4 9 4 3 7 Black Dot 4 10 4 3 8 Horizontal ...

Page 3: ...d View 5 18 5 9 Cassette Exploded View 5 20 6 Electrical Parts Lists 6 1 6 1 Main PBA 6 1 6 2 Engine PBA 110V 6 4 6 2 Engine PBA 220V 6 7 6 3 Others 6 10 7 Block Diagram 7 1 8 Connection Diagram 8 1 9 PCB Diagrams 9 1 9 1 Main PCB Diagram TOP 9 1 9 2 Main PCB Diagram BOTTOM 9 2 9 3 Engine PCB Diagram TOP 9 3 9 4 Engine PCB Diagram BOTTOM 9 4 10 Schematic Diagrams 10 1 10 1 Main Circuit Diagram 10 ...

Page 4: ...c Diagrams 10 1 Samsung Electronics ML 6060 NC 5 1K ML 6040 ML 6040 NC 5 1K ML 6060 10 1 Main Circuit Diagram 1 9 10 Schematic Diagrams Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 5: ...Schematic Diagrams 10 2 Samsung Electronics Main Circuit Diagram 2 9 6040 U4 U5 UNUSED Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 6: ...Schematic Diagrams 10 3 Samsung Electronics Main Circuit Diagram 3 9 6040 U21 U25 U32 UNUSED Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 7: ...Schematic Diagrams 10 4 Samsung Electronics Main Circuit Diagram 4 9 Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 8: ...Schematic Diagrams 10 5 Samsung Electronics Main Circuit Diagram 5 9 Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 9: ...Schematic Diagrams 10 6 Samsung Electronics Main Circuit Diagram 6 9 Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 10: ...Schematic Diagrams 10 7 Samsung Electronics Main Circuit Diagram 7 9 RB420D T147 D2 D6 RB420D T147 Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 11: ...Schematic Diagrams 10 8 Samsung Electronics Main Circuit Diagram 8 9 Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 12: ...Schematic Diagrams 10 9 Samsung Electronics Main Circuit Diagram 9 9 Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 13: ...5V 6 5 6K R12 DGND AGND 10nF C24 D7 D8 1N4148 KSC1008 Y Q1 2 3 1 5 4 5V 5V 5V R57 6 2K 5V DGND DGND CN5 1 1 L553 DGND 1N4148 D9 CLUCH D3 10 AGND AGND D2 D6 5V R65 3 9K 5V BD3 BEAD D4 1N4003T R C5 10nF 3 2 R3 100 C32 1nF 15K R30 DGND 5V R7 24V C27 DGND R25 1nF 1 A 3 C 4 E K 2 1K 8 U4 GP1S523 5V 7 100 R527 5V 15K R526 2 3 R21 A 3 C 4 E K 2 DGND 100 R5 U555 GP1S523 1 5 6K R13 510 5 6K R11 R10 5 6K CN...

Page 14: ...0 GROUND LOADSPLY 5 11 LOGICSPLY 27 1M R60 C30 22pF 330pF C18 14 13 Q9 VCC 16 OSC1 6 81984MHz 15 1 Q12 2 Q13 Q14 3 Q4 7 5 Q5 4 Q6 Q7 6 Q8 CD74HC4060F U5 11 I 9 O CLR 12 8 GND O 10 Q10 12 17 13 19 18 10K 10 DGND R49 9 2 BD1 BEAD 100 R61 CN8 1 1 AGND AGND AGND 3 2 15 4 C19 330pF 5V 1K R45 5V DGND R44 R48 DGND 3 3K R40 24K R47 R67 5 6K 47uF 50V 11 DGND C16 6 7 DGND 24 R54 100 16k_clk MOTOR_PA MANUAL ...

Page 15: ... 100nF C512 100K 1uF R519 620 R510 100nF C513 C520 3 100nF UF4007 D502 R518 1000uF C517 U502 STR G6153 1 D 4 FB 3 GND OCP 2 VCC 5 5 6 10 12 7 8 KAT 060H T501 1 2 3 R514 27pF L503 1 3 2 6 4 AGND R511 U501 MOC3061 R509 47K R510 47K R506 0 22 R504 100 TNR501 560V 1 2 2nF C503 R507 56K C508 C504 2 2nF R513 100 DGND 2 TNR502 SVC471 470K R505 5V L501 300uH 100 R504 2 4 3 2 LC404060 LF502 1 DGND DGND BEA...

Page 16: ...6 12 GND5 13 D25 14 D24 15 EIRQ1 16 GND5 17 A5 18 A4 19 A3 20 EIRQ0 21 A2 22 D2 3 23 D22 24 A17 2 5 D21 26 A16 27 D20 28 A15 29 D19 3 0 A14 31 D18 32 A13 33 D17 34 A12 3 5 D16 36 A11 37 A6 38 A10 39 RESET 4 0 A9 4 1 WAIT 42 A8 43 IOCS3 44 A7 45 IOCS 3 4 6 N C 47 N C 48 GND5 49 A1 8 50 RD 51 WE 5 2 GND5 53 N C 54 N C 55 EIRQ1 56 GND5 5 7 N C 58 5V 59 5V 60 5V 60 pin Conne c tor CN4 Micro Switch For...

Page 17: ...18 D7 D1 F2 R10 R14 R15 OSC1 C12 CN4 U1 U7 45 032242MHz U16 U15 C163 CN6 C82 F5 R142 C54 C105 F6 F8 U19 11 1 U20 C123 U26 C158 OSC2 48MHz USBN9602 28M U23 D3 D4 D5 FS741 F11 C133 F9 C108 U24 74F1071SCX F10 CN7 CN8 OSC3 20MHz L9 R77 U22 U17 RA12 RA13 RA14 RA15 RA17 R162 R145 F7 U33 U21 C122 U25 RA10 RA11 U32 SPGPE C196 SMD PBA 18 71 72 71 CN9 1 4 72 CN10 4 DRAM MODULE FLASH ROM MODULE ML 6040 6060 ...

Page 18: ...6 R63 R60 R56 C185 C182 C48 C45 C41 R153 R151 C171 C14 R8 C43 C37 R30 C31 R26 R12 C199 R58 C5 13 R59 C83 1 1 12 1 C177 R143 C167 C187 C179 R24 R27 C47 R65 R40 C40 R34 R31 C44 R32 R28 R41 R52 C72 R47 C66 C52 C170 R152 C46 C71 R49 C76 C55 C184 R5 L13 C176 R80 C174 R140 C102 R67 C192 C99 C80 C78 C73 R132 C67 C62 C56 R44 R4 R7 R1 C96 C88 C85 C68 C63 C57 C58 C69 R39 C39 R35 C35 C32 R36 R33 R29 C38 C191...

Page 19: ...561 J502 BD505 BD503 D504 J574 J88 J560 J89 J564 C31 J93 BD10 J85 C29 C30 CD74HC4060F S S523 HS503 C518 C517 C515 L502 R519 C516 R513 C27 C514 L503 J555 J556 J557 R527 R526 C524 R56 J558 J87 J554 R69 R63 J578 C525 R65 R57 R3 R7 R8 R9 J577 C510 R501 D501 R512 R510 U503 U3 C B E C23 J82 CN8 D506 J43 J540 J541 J547 J544 J545 J546 J551 J552 J548 J41 C12 J528 J529 C17 C528 U2 C16 J536 J68 C24 J569 BD1 ...

Page 20: ...503 C504 LF504 LF501 CN501 F501 R501 TRN250 D504 D503 J502 C518 BD505 L502 C512 J501 U504 L503 R517 R516 R515 J503 R518 R514 BD3 C32 R64 Q7 J83 J561 J89 J560 J88 J574 J553 J87 J86 J5 J96 C31 J565 J72 J71 R49 R40 R48 J543 J567 J42 J550 J549 BD10 J85 C30 C29 BD1 J69 R58 U4 R52 R51 C20 R47 C19 R46 C18 C25 R44 C16 R50 C17 J55 R45 R29 R28 R20 U554 R31 R30 R21 J31 C13 J533 J532 J531 J538 U555 J548 J49 R...

Page 21: ...BU S C PU Add r BU S Sys Ad dr BU S Sys Cn tl BU S Sys Da ta BU S PVC PPI H CT ARM7TDMI Cache 8KB ADC RAM 512B UART 3 CH JBIG LRAM 1296B CXRAM 256B H PVC RA M 512B 512B OSC Video 45 03224 MHz CS RD WR SYSTEM DATA B US SYSTEM ADDR BUS I O INTERFACE 74HC245 2EA 74LS273 3EA PANEL INTERCACE MOTOR CONTROL NV RAM INTERCACE SENSORS INPUT SOLENOID CONTROL FAN PTL CONTROL LSU INTERFACE HVPS CONTROL FUSER C...

Page 22: ...012 2007 000029 R3 R4 R24 R26 R30 R37 R96 7 R CHIP 0OHM 5 1 10W DA TP 2012 2007 000221 R59 1 R CHIP 1 2KOHM 5 1 10W DA TP 2012 2007 000241 R124 1 R CHIP 1 5KOHM 5 1 10W DA TP 2012 2007 000290 R28 R32 R76 R141 R143 5 R CHIP 100OHM 5 1 10W DA TP 2012 2007 000300 R1 R5 R7 R8 R49 R52 R60 R63 R64 9 R CHIP 10KOHM 5 1 10W DA TP 2012 2007 000300 R75 R146 R153 3 R CHIP 10KOHM 5 1 10W DA TP 2012 2007 000308...

Page 23: ...C17 C20 C25 C74 C141 C174 C175 8 C CERAMIC CHIP 0 1nF 5 50V NP0 TP 2012 2203 000239 C145 C152 C156 C164 C165 C166 C167 7 C CERAMIC CHIP 0 1nF 5 50V NP0 TP 2012 2203 000260 C161 C162 C180 C181 C182 C183 6 C CERAMIC CHIP 10nF 10 50V X7R TP 2012 2203 000389 C53 C117 C143 3 C CERAMIC CHIP 0 015nF 5 50V NP0 TP 2012 2203 000455 C160 C168 C169 C170 C171 C186 6 C CERAMIC CHIP 1nF 5 50V NP0 TP 2012 2203 00...

Page 24: ...AIGHT SN 3711 002813 CN2 1 CONNECTOR HEADER BOX 12P 1R 2mm STRAIGHT SN 3711 003205 CN9 1 CONNECTOR HEADER BOX 4P 1R 2 0mm STRAIGHT SN 3711 003408 CN12 1 CONNECTOR HEADER BOX 2P 1R 2mm STRAIGHT SN 3711 003409 CN13 1 CONNECTOR HEADER BOX 3P 1R 2mm STRAIGHT SN 3711 003969 CN11 1 CONNECTOR HEADER BOX 2P 1R 2 5mm STRAIGHT SN 3711 003981 CN3 1 CONNECTOR HEADER BOX 28P 2R 2mm STRAIGHT SN 3722 001101 CN7 ...

Page 25: ...AA TP 2 4X6 4MM 2001 000058 R529 1 R CARBON 5 6KOHM 5 1 4W AA TP 2 4X6 4MM 2001 000071 R507 1 R CARBON 22KOHM 5 1 4W AA TP 2 4X6 4MM 2001 000105 R16 R528 2 R CARBON 1 5KOHM 5 1 4W AA TP 2 4X6 4MM 2001 000119 R516 1 R CARBON 680OHM 5 1 4W AA TP 2 4X6 4MM 2001 000281 R2 3 7 8 9 20 21 54 58 61 10 R CARBON 100OHM 5 1 8W AA TP 1 8X3 2MM 2001 000281 R527 1 R CARBON 100OHM 5 1 8W AA TP 1 8X3 2MM 2001 000...

Page 26: ...P 18X8 5X26MM 22 5 2301 001340 C509 1 C FILM MPPF 10nF 10 630V TP 16x5 5x10 5mm 7 5 2401 000183 C517 C518 2 C AL 1000uF 20 35V WT TP 12 5x25 5 2401 000603 C512 1 C AL 1uF 20 50V GP TP 5x11 5 2401 000698 C515 1 C AL 2200uF 20 16V WT TP 12 5x25 5 2401 001197 C510 1 C AL 33uF 20 50V GP TP 6 3x7 2401 001695 C507 1 C AL 220uF 20 200V WT BK 22x25 10 2401 002144 C17 1 C AL 47uF 20 16V GP TP 5x11 5 2401 0...

Page 27: ... JC39 40511A J540 J541 J543 J544 6 CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER JC39 40511A J545 J552 8 CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER JC39 40511A J553 J560 8 CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER JC39 40511A J561 J565 J574 J578 7 CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER JC39 40511A J72 J82 J83 J85 J89 J91 J92 10 CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER JC39 40511A J93 J564 J567...

Page 28: ...2 R CARBON 1 5KOHM 5 1 4W AA TP 2 4X6 4MM 2001 000119 R516 1 R CARBON 680OHM 5 1 4W AA TP 2 4X6 4MM 2001 000281 R2 R3 R7 R8 R9 R20 R21 10 R CARBON 100OHM 5 1 8W AA TP 1 8X3 2MM 2001 000281 R527 R54 R58 R61 1 R CARBON 100OHM 5 1 8W AA TP 1 8X3 2MM 2001 000290 R49 1 R CARBON 10KOHM 5 1 8W AA TP 1 8X3 2MM 2001 000362 R29 R31 R51 R525 4 R CARBON 150OHM 5 1 8W AA TP 1 8X3 2MM 2001 000429 R25 R45 R50 R5...

Page 29: ... C505 2 C FILM PEF 220NF 20 275V TP 18X8 5X26MM 22 5 2301 001340 C509 1 C FILM MPPF 10nF 10 630V TP 16x5 5x10 5mm 7 5 2401 000183 C517 C518 2 C AL 1000uF 20 35V WT TP 12 5x25 5 2401 000532 C507 1 C AL 150uF 20 400V GP BK 22x35 10 2401 000603 C512 1 C AL 1uF 20 50V GP TP 5x11 5 2401 000698 C515 1 C AL 2200uF 20 16V WT TP 12 5x25 5 2401 001197 C510 1 C AL 33uF 20 50V GP TP 6 3x7 2401 002144 C17 1 C ...

Page 30: ...G22 52mm SILVER JC39 40511A J553 J554 J556 J560 7 CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER JC39 40511A J561 J567 J570 J572 J574 J575 6 CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER JC39 40511A J72 J82 J83 J85 J86 8 CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER JC39 40511A J87 J88 J89 J91 J92 10 CBF HARNESS ML 80 JUMPER AWG22 52mm SILVER JC39 40511A J93 J565 J576 J577 J578 5 CBF HARNESS ML 80 JUMPER AW...

Page 31: ...39 00071A EXIT SENSOR HARN 1 CBF HARNESS EXIT SENSOR ML6060 WIRE HARNESS UL1061 425mm BK RD WH 26 JC41 00050A PCB EXIT SENSOR 1 PCB SUB EXIT SENSOR ML 6060 FR 1 1LAYER 1 6T 11 1x42 5mm JC92 01261B PBA SUB FUSER_SW JC39 00077A HARN FUSER SWITCH 3P 1 CBF HARNESS MP_CLUTCH ML 6060 WIRE HARNESS UL1061 150mm BLK 26 JC41 00068A PCB FUSER SWITCH 1 PCB SUB FUSER_SWITCH ML 6060 FR 1 1LAYER 1 6T 19 5x22mm J...

Page 32: ...5 3 Frame Exploded View Parts List 5 4 Exit Exploded View Parts List 5 5 Fuser Exploded View Parts List 5 6 Rack MPF Exploded View Parts List 5 7 Drive Exploded View Parts List 5 8 Pick Up Exploded View Parts List 5 9 Cassette Exploded View Parts List Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 33: ...ews and Parts List 5 2 Samsung Electronics 5 1 Main Exploded View 0 1 2 3 16 4 5 6 7 8 21 20 9 10 11 12 13 14 17 18 15 19 SAMSUNG SAMSUNG Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 34: ...OR PCU JC72 00334A 1 O 12 PBA MAIN ENGINE_V1 JC92 01187A 1 O 110V 12 PBA MAIN ENGINE_V2 JC92 01190A 1 O 220V 13 ELA UNIT FRAME BASE JC96 01641B 1 O 14 PBA MAIN CTRL LOW JC92 01258A 1 O 15 ELA UNIT FUSER JC96 01778B 1 O 110V 15 ELA UNIT FUSER JC96 01778C 1 O 220V 16 CBF HARNESS LSU 1 X 17 PBA PWR HVPS_HAWK JC92 01175A 1 O 18 MEA RACK HOU EXIT JC97 01338A 1 O 19 PMO DUCT FAN JC72 00582A 1 O 20 PMO D...

Page 35: ...Parts List 5 4 Samsung Electronics 5 2 Cover Exploded View SAMSUNG 0 1 2 16 4 4 5 6 7 8 9 10 11 12 13 14 SAMSUNG 3 3 1 3 2 3 3 3 7 3 4 3 5 3 6 17 Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 36: ... 5 PMO TRAY LINK MP 1 X 4 STOPPER HINGE OPEN 2 X 5 PMO LENS LED 1 X 6 PMO KEY BUTTON 1 X 7 PMO KEY SAVE MODE 1 X 8 PBA LED PANEL II 1 X 9 PMO GUIDE EXIT 1 X 10 PMO BUSHING F DOWN 1 X 11 PMO COVER REAR 1 X 12 PMO STACKER REAR 1 X 13 IPR SPRING LOCKER REAR 2 X 14 PMO COVER CONTROLLER JC72 00358A 1 O 15 PMO CAP REAR 1 X 16 PMO SUPPONT MP TRAY 1 X 17 PMO STOPPER_EXIT P 1 X S1 SCREW TAPTITE 7 X SA Serv...

Page 37: ...27 26 42 9 41 43 23 22 29 4 22 1 22 3 22 2 22 4 14 13 7 21 16 17 5 16 1 16 2 16 3 16 4 3 46 46 45 45 47 47 48 8 19 2 18 2 18 1 19 1 11 0 15 15 1 15 2 15 3 2 44 39 19 1 38 20 36 30 31 30 3 30 2 30 1 31 2 31 3 31 1 32 32 1 32 2 34 33 35 28 28 1 28 2 18 Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 38: ...RAME COVER 1 X 14 IPR TERMINAL FU 2 X 15 ELA UNIT HOLDER TR L JC96 01730A 1 O 15 1 PMO BUSHING TR 1 X 15 2 SPRING TR L 1 X 15 3 PMO TRANSFER HOLDER 1 X 16 ELA UNIT HOLDER TR R JC96 01729A 1 O 16 1 PMO BUSHING TR 1 X 16 2 SPRING TR R 1 X 16 3 PMO TRANSFER HOLDER 1 X 16 4 IPR PLATE TR 1 X 17 GEAR TR 29 JC66 00039A 1 O 18 ELA UNIT GUIDE DEVE L 1 X 18 1 PMO GUIDE DEVE L 1 X 18 2 SPRING GUIDE DEVE 1 X ...

Page 39: ...X 25 2 SPRING HV SMALL 1 X 26 GROUND HVPS 1 X 27 IPR REMOVE KEY JC70 00139A 1 O 28 ELA UNIT ACTUATOR FEED 1 X 28 1 PMO ACTUATOR FEED 2 X 28 2 PMO HOLDER ACTUATOR 2 X 29 ELA UNIT GUIDE TRANSFER 1 X 29 1 PMO HADER SAW PLATE 1 X 29 2 IPR PLATE SAW 1 X 29 3 IPR GUIDE TRANSFER 1 X 29 4 PMO GUIDE RIB TR 1 X 30 ELA UNIT GUIDE FEED JC96 01653A 1 O 30 1 PMO GUIDE OPTIC 1 X 30 2 GUIDE FEED 1 X 30 3 PMO HOLD...

Page 40: ... O 34 GND ICU 1 X 35 PMO CAP SENSOR 1 X 36 GND MP 1 X 39 IPR GUIDE DUST 1 X 41 IPR OPC HAWK 1 X 42 CAP CONNECTOR L 1 X 43 CAP CONNECTOR U 1 X 44 MEC ROLLER TRANSFER JC75 10963B 1 O 45 GEAR IDLE Z27 2 X 46 RING CS 2 X 47 WASHER PLAIN 2 X 48 IPR WASHER SPRING SU 1 X SA Service Available O Service available X Service not available Frame Parts Lists Download Service Manual And Resetter Printer at http...

Page 41: ...Exploded Views and Parts List 5 10 Samsung Electronics 5 4 Exit Exploded View 1 6 7 8 5 13 12 10 9 9 11 2 3 3 4 0 Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 42: ...NG CS 2 X 4 GEAR IDLE 25 1 X 5 SPRING F DOWN 4 X 6 PMO HOLDER EXIT_F DOWN 4 X 7 PMO ROLLER EXIT MAIN 4 X 8 PMO ROLLER EXIT FR 4 X 9 MEC BEARING EXIT 2 X 10 RMO RUBBER EXIT 4 X 11 PMO SHAFT EXIT_F DOWN 1 X 12 GEAR EXIT JC66 40209A 1 O 13 RMP RUBBER EXIT_F UP 4 X SA Service Available O Service available X Service not available Download Service Manual And Resetter Printer at http printer1 blogspot co...

Page 43: ...5 12 Samsung Electronics 5 5 Fuser Exploded View 0 2 1 1 1 3 4 7 6 10 11 12 13 9 14 15 16 17 18 19 20 26 25 22 37 23 21 24 33 34 29 30 31 27 28 32 35 36 5 8 Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 44: ...16 SPRING CLAW 4 X 17 GUIDE CLAW 4 X 18 LAMP HALOGEN 4713 001135 1 O 110V 18 LAMP HALOGEN 4713 001136 1 O 220V 19 NEX ROLLER HEAT JC71 20901A 1 O 20 MEC ROLLER_PRESSORE JC75 10956A 1 O 21 FRAME FUSER 1 X 22 GEAR FUSER Z32 1 X 23 BUSHING HR L 1 X 24 BUSHING HR R 1 X 25 SPRING BEARING PR 2 X 26 BUSHING PR 2 X 27 GUIDE REAR 1 X 28 SHAFT EXIT_F UP 1 X 29 BUSHING_TX 3 X 30 GEAR EXIT 1 X 31 RUBBER EXIT ...

Page 45: ...Exploded Views and Parts List 5 14 Samsung Electronics 5 6 Rack MPF Exploded View 0 3 2 1 4 Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 46: ...Description SEC Code Q ty SA Remark 0 ELA HOU MPF JC97 01345A 1 O 1 PMO FRAME_MP 1 X 2 PMO PLATE MANUAL 1 X 3 BRACKET MANUAL 1 X 4 SCREW TAPTITE 1 X SA Service Available O Service available X Service not available Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 47: ...Exploded Views and Parts List 5 16 Samsung Electronics 5 7 Drive Exploded View 0 2 8 6 7 4 3 5 13 1 16 16 15 9 12 11 10 14 Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 48: ...4 GEAR RDCN 145 70 1 X 5 GEAR RDCN 90 24 1 X 6 GEAR OPC DRV 135 1 X 7 GEAR OPC DRIVE2 1 X 8 GEAR FEED DRV 1 X 9 GEAR CLUTCH 56 1 X 10 GEAR FUSER DRV23 1 X 11 PMO CLUTCH LEVER 2 X 12 SPRING CLUTCH 2 X 13 WASHER PLAIN 1 X 14 MPR POLYWASHER 8 1 X 15 WASHER PLAIN 1 X 16 SCREW MACHINE 5 X SA Service Available O Service available X Service not available Download Service Manual And Resetter Printer at ht...

Page 49: ...rts List 5 18 Samsung Electronics 5 8 Pick Up Exploded View 0 8 2 2 5 5 11 7 9 24 25 6 26 12 18 13 3 19 1 10 15 15 5 2 22 4 20 17 16 10 21 5 2 14 23 Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 50: ...R SHAFT FEED IDLER 3 X 11 IPR SHAFT PICK UP 1 X 12 GROUND_FEED 1 X 13 IPR GUIDE_FEED 1 X 14 PMO HOUSING P UP 1 X 15 PMO ROLLER FEED L 2 X 16 PMO ROLLER FEED S 1 X 17 PMO SUB HOLDER FEED 1 X 18 PMO FRAME_FEED 1 X 19 PMO HOLDER FEED 1 1 X 20 PMO HOLDER FEED 2 1 X 21 PMO IDLE PICK_UP 1 X 22 PMO ROLL_FEED DRV 12 1 X 23 RMO RUBBER PICK_UP 1 X 24 RMO LEVER PICK_UP 1 X 25 SPRING PICK UP 12 1 X 26 RING CS...

Page 51: ...loded Views and Parts List 5 20 Samsung Electronics 5 9 Cassette Exploded View 270 0 17 16 15 14 13 12 11 1 2 3 5 4 6 10 9 8 7 18 Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 52: ...CATOR 1 X 5 PMO INDICATOR EMPTY 1 X 6 PMO LOCKER PLATE 1 X 7 SPRING LOCKER PLATE 1 X 8 PMO FRAME LEGAL 1 X 9 LABEL R PLATE 1 X 10 PMO REAR GUIDE CST 1 X 11 IPR GUIDE PAPER 2 X 12 LABEL R HEIGHT 1 X 13 IPR FINGER 1 X 14 PMO SIDE GUIDE 1 X 15 SPRING KNOCK UP 1 X 16 IPR NOCK UP PLATE 2 X 17 PAD KNOCK UP 1 X 18 GUIDE PAPER FILM 1 X SA Service Available O Service available X Service not available Downl...

Page 53: ...Exploded Views and Parts List 5 22 Samsung Electronics MEMO Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 54: ...CU to Controller Board Connector CN9 4 pins 4 1 2 DCU Error Status Code DCU error code will indicate malfunction area of the machine Display Error status 60 OPEN FUSER ERROR 62 LOW HEAT ERROR 68 OVER HEAT ERROR 64 COVER OPEN ERROR 70 NO PAPER or NO CASSETTE 71 PAPER JAM 0 72 PAPER JAM 1 73 PAPER JAM 2 95 LSU NOT READY Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 55: ...g used meets the specification 2 Check if there is a paper jam in the fuser 3 Replace U554 on the engine board or exits ensor on the frame 4 Check the fuser roller for any dirt If dirty clean the roller 95 1 Check for CN11 CN6 on the Controller board 2 Replace U5 OSC1 on the Engine board 3 Replace LSU Troubleshooting 4 2 4 2 Abnormal Image Printing and Defective Roller If abnormal image prints per...

Page 56: ...n the ML 6060 Series system the Developing Supplying bias is set to decrease by 50V increments when the system load is over the specified value Therefore if you check the bias without the toner cartridge the system load is recognized to be infinity and Developing Supplying bias decreases by 50V increments At the first warm up after the printer is powered on and then off the software does not have ...

Page 57: ... Repair or replace terminal Sealing tape is removed from the cartridge Replace HVPS or repair defective component Is the connection terminal OK Replace HVPS or repair defective component Repair or replace terminal Remove the tape Developing and supplying voltage are OK Does the counter indicate over the toner s guarranty life Replace the toner cartridge NO NO NO NO NO NO YES YES YES YES YES YES No...

Page 58: ...w when printing Replace LSU Check the path among video controller engine board HVPS LSU for the shortage or open Repair or replace the boards Replace LSU NO NO Is C R well connected to Main high voltage terminal NO Repair orReplace HVPS Repair orReplace terminal NO NO YES YES YES YES 4 3 2 All Black Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 59: ...Toner material might be stuck to blade in the developer inside and it prevents toner supply Replace the developer Check both if the toner cartridge s counter is over its guaranty and amount of the toner material Replace the toner cartridge The ribs in fuser or toner on the roller may invoke the image problem Replace the fuser cover or the defective part The image is originally black or the black p...

Page 60: ...e component The power of LSU is set high or internal problem Replace LSU or adjust volume Same at Normal END NO NO NO Toner over supply due to the adjustment fault of metering blade in developer Replace developer NO YES YES YES YES Normal Without Cartridge Developing 500V 450V Supplying 650 600V 4 3 4 Dark Image Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 61: ...is defective Replace the toner cartridge Check terminals or contacts and Guide Deve Spring are misplaced Repair or replace transfer roller etc Check if the LED of PTL in front of the transfer roller is on when it presses the top cover switch on purpose If not replace PTL Print 20 to 30 pages using the recommended paper Same problem occurs Adjust voltage or replace HVPS Repair or replace after chec...

Page 62: ... its resistance value is changed Replace transfer roller Transfer roller cannot force regularly due to the gears eccentricity of transfer roller Replace the defective component Transfer roller is well connected to or not Replace the defective component Bias voltage is OK 500V Operating storage temperature is too low or not recommended paper used Adjust the Bias voltage or replace HVPS There may be...

Page 63: ...ack band is far about 10mm from white band Problem of internal contacts in OPC Replace developer The OPC is damaged under the direct sunlight for around 5 minutes If the same problem persists in 10 hours replace the developer This occurs when no Hsync at LSU Replace LSU 95 6mm interval Heat roller is ruined Replace the roller The OPC is damaged due to the irregular transfer voltage of HVPS Repair ...

Page 64: ...ting Defective agitator in the toner supplying part of developer Replace the developer Check if the guide deve spring works OK and repair repalce Check high voltage output and repair replace terminals HVPS Replace lamp Clean the window of PTL Bad images aroung the no image area Irregualrity of toner suppy from developer Replace developer Light distortion due to the mirror ruined or LSU s diffused ...

Page 65: ...erating atmosphere is too high temperature humidity Solve the problem under the recommended condition 10 32 degree centigrade Replace HVPS or repair defective component Use the recommended film Transfer voltage OK on the teansfer roller shaft Repair or replace the HVPS NO NO NO YES Are the connection terminal and connection correct Repair or replace terminal NO YES Transparency selected via RCP Se...

Page 66: ...e test While printing the voltage of pin 60 of U17 CPU on controller board is 1 5V 2 0V Thermistor s contact is OK Open the top cover When black printing is the fuser NIP width is 3 0 3 5mm The paper used is too thick or contains too much cotton in it Re test with the recommended paper Check if the hardness of P R and spring force is OK hardness 24 degree spring s force 3 Kg Re assemble thermistor...

Page 67: ...l and connection correct Select ENVELOPE mode via RCP Replace or repair HVPS NO NO Repair orReplace HVPS Replace HVPS or repair defective component NO YES YES YES 4 3 13 Poor transfer and poor fusing when ENVELOPE printing Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 68: ...nnect firmly and re test The connection error between controller board and panel board or malfunction of boards Replace the boards Fuse of SMPS is open Shortage between 5V and GND or between 24V and GND Replace the fuse Toner cartridge is in the set Detect failure due to the board which detects top cover open or switch error Replace the board or switch Put in the cartridge Remove the shortage or r...

Page 69: ...g control part and CN501on the engine board Replace the component or replace the engine board Measure the resistance at the both ends of AC line with covers open Remove the covers Re assemble the top cover and close it Thermistor connecting point or engine board defected Repair replace the component board NO NO NO YES YES YES 4 4 2 Fuser Error Download Service Manual And Resetter Printer at http p...

Page 70: ...everse Switch them The sensor and joint boards defected Repair replace Too many papers in the feeder Paper guides fit the paper width Paper end curled Does the extender pulled out Recommendation Use the MPF for the thick paper such as envelope and cardstock Reduce the amount and re test Take out the paper and re insert Use the recommended and quality paper Pull out the extender NO NO NO NO NO NO N...

Page 71: ...heck the shutter prevents feeding Check the input path to the fuser such as mis assembly The actuator of paper exit sensor works OK Check the actuator exists and its operation and around the engine board Replace Is the paper rolled around the presseure roller Remove the fuser remove the paper and replace the pressure roller if necessary Feeds multiple pages Reduce the amount and retest Check the r...

Page 72: ...e careful not to scratch the drum surface 2 Turn the power switch off 3 Unplug all the cables from the printer 4 Replace with only an authorized component 5 Do not force to open or fasten a plastic material component 6 Be careful no obstacles are included when you reassemble components 7 When you reassemble components be careful small size components are located in place 8 If you turn the machine ...

Page 73: ...eassembly 3 2 3 2 Transfer Roller 1 Open the printer cover 3 Hold the cap at the both end of the roller then remove the roller 2 Remove the cap Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 74: ...rd 1 Remove two screws and remove the controller board 2 Remove five screws securing the board and unplug all connectors and then take the con troller board out of the printer Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 75: ... bly 2 Take the assembly out 3 Check the pickup rubber wear If the rubber is heavily worn replace it with a new one Squeeze this tab to remove the rubber Push the solenoid if you have difficulty to remove the pickup assembly Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 76: ...s and remove the controller board 2 Remove two screws at the back of the printer and unplug one connector from the board then open the rear cover 3 Open the printer cover and open the MP tray Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 77: ...n cover 6 Slide the main cover upward out of the printer Note that the power switch and the power connecter are properly released when you remove the cover 5 Unlatch the front ends of the cover Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 78: ...bly 3 7 3 6 MP Multi Purpose Tray 1 Before you remove the MP tray you should remove Main Cover see page 3 5 2 Remove the stoppers securing the MP tray Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 79: ...er see page 3 5 2 Remove the exit tray in the direction of arrow 3 If you want to remove the roller shaft unlatch both ends of the shaft and take it out 4 If you want to remove the exit roller sqeeze the bottom of the roller and take it out Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 80: ...see page above 2 Remove four screws and remove the LSU Then unplug two connectors from the LSU 3 9 HVPS board 1 Before you remove the HVPS board you should remove Main Cover see page 3 5 2 Remove five screws and take the HVPS board and HVPS cover out Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 81: ...acket and unplug one connector from the motor and then take the drive assembly out 3 If you want to remove the motor from the drive assembly remove three gold screws securing the motor assembly to the gear bracket 4 Remove the motor assembly Remove two screws securing the motor to the motor bracket then take the motor out Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 82: ...ge 3 5 2 Remove two screws and remove the fan Then unplug one connector 3 12 Solenoid 1 Before you remove the solenoid you should remove Main Cover see page 3 5 2 Remove two screws and remove the solenoid Then unplug one connector Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 83: ...crews and take the thermostat out To remove the thermistor from the fuser assembly Remove one screw and release the wire from the three holders and then take the thermistor out To remove the halogen lamp from the fuser assem bly Remove two screws and take the halogen lamp out of the fuser assembly Note When you reassemble the halogen lamp make sure that it is inserted into the slot properly Downlo...

Page 84: ...rs Then remove two screws securing the BRKT gear fuser and take the gear fuser out 3 Remove two screws and take the cover fuser out 4 Remove two screws and take the holder brush ant out 5 Remove the heat roller To remove the pressure roller from the fuser assembly Remove the roller pressure roller BRKT gear fuser CS ring Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 85: ...emove Main Cover see page 3 5 2 Release the latches on the PTL lamp from the MPF ass y and unplug one connector then remove the PTL lamp 4 Remove the feed guide ept lamp 3 Remove two screws and raise the feed guide in the direction of arrow Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 86: ... screws securing the PCU shield and remove two screws securing the SCF connec tor and then take the PCU shield out of the printer 4 Unplug all connectors from the PCU shield and remove the shield 3 While you push the latch to release the PCU shield take the PCU shield out of the printer Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 87: ...se the wire from two holders and take the board out To replace the fuser sensor Remove two screws and take it out To replace the Cap sensor Remove two screws and take it out To replace the actuator empty Take the sensor out while you squeeze the both ends of the sensor Actuator empty Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 88: ...anism back and push down the points as shown to unlatch the actuator feed 2 Turn the unit over again and remove the actua tor feed To remove the transfer guide Remove three screws and take the guide out Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 89: ...Disassembly and Reassembly 3 18 MEMO Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 90: ...0 90 g m2 Paper Handing output Face Down 250 sheets Face Up 20 sheets Feed Capacity Cassette 250 sheets of paper 75g m2 Warm up time 30 seconds or less 23 C 50 First Print Time Tray1 15seconds or less Power Rating AC100 120V 220 240V 15 50 60Hz 3 Power Consumption During Printing 250WH average Power Saving During Sleep Less than 12W Consumption Less than 50W during 1 hour when it turned on Certifi...

Page 91: ...ing Density Adjustment 3 step Light Medium Dark Toner Supply Method Exchanging the Developer Toner Checking Sensor None Transfer System Conductive Roller Transfer Fusing System Temperature Pressure Ozone Emission Less than 0 1 PPM Emulation GDI PCL4 5 CPU ARM7 TDMI clock speed 66MHz RAM Memory Standard 4M byte ROM 1M byte 8M bit x 1 Program Flash Memory EEPROM 512 bytes Interface Bidirectional Par...

Page 92: ...re rating Also make sure that the total of all products plugged into the wall outlet does not exceed 15 amperes 10 Do not allow anything to rest on the power cord or data communications cable 11 Unplug this printer from the wall outlet before cleaning Do not use liquid cleaners or aerosol sprays Use a damp cloth for cleaning 12 Do not touch the surface of the photo sensitive drum as marks or scrat...

Page 93: ...e applying power to the unit under test to avoid potential shock 2 After removing ESD equipped assembly place it on a conductive surface such as aluminum foil to prevent accumulation of an electrostatic charge 3 Do not use freon propelled chemicals These can generate electrical charges sufficient to damage ESDs 4 Use only a ground tip soldering iron when soldering or desoldering ESDs 5 Use only an...

Page 94: ...ELECTRONICS Samsung Electronics Co Ltd August 2000 Printed in Korea VERSION NO 1 00 P N JC 0012A Download Service Manual And Resetter Printer at http printer1 blogspot com ...

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