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Samsung ML-6040 Service Manual
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Samsung ML-6040 Service Manual

Samsung ML-6040 Service Manual

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SERVICE
LASER PRINTER
Download Service Manual And Resetter Printer at http://printer1.blogspot.com
LASER PRINTER
ML-6040/XEU
Manual
CONTENTS
1. Precautions
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

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Summary of Contents for Samsung ML-6040

  • Page 1 LASER PRINTER ML-6040/XEU SERVICE Manual LASER PRINTER CONTENTS 1. Precautions 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...

  • Page 2: Table Of Contents

    4-4-2 Fuser Error ...............4-16 Samsung Electronics...
  • Page 3 10-3 SMPS Circuit Diagram ..........10-12 Samsung Electronics...

  • Page 4: Schematic Diagrams

    Schematic Diagrams 10. Schematic Diagrams 10-1 Main Circuit Diagram(1/9) ML-6040 NC 5.1K (ML-6060) ML-6060 NC 5.1K (ML-6040) Samsung Electronics 10-1...
  • Page 5 Schematic Diagrams Main Circuit Diagram(2/9) 6040 : U4,U5 UNUSED 10-2 Samsung Electronics...
  • Page 6 Schematic Diagrams Main Circuit Diagram(3/9) 6040 : U21,U25,U32 UNUSED Samsung Electronics 10-3...
  • Page 7 Schematic Diagrams Main Circuit Diagram(4/9) 10-4 Samsung Electronics...
  • Page 8 Schematic Diagrams Main Circuit Diagram(5/9) Samsung Electronics 10-5...
  • Page 9 Schematic Diagrams Main Circuit Diagram(6/9) 10-6 Samsung Electronics...
  • Page 10 Schematic Diagrams Main Circuit Diagram(7/9) RB420D T147 RB420D T147 Samsung Electronics 10-7...
  • Page 11 Schematic Diagrams Main Circuit Diagram(8/9) 10-8 Samsung Electronics...
  • Page 12 Schematic Diagrams Main Circuit Diagram(9/9) Samsung Electronics 10-9...

  • Page 13: Engine Circuit Diagram

    BEAD KSC1008-Y AGND DGND 1N4003T/R L553 CLUCH FEED* CLUTCH EMPTY* NARROW* KSC1008-Y 5.6K R526 CN6-1 R527 U554 U555 GP1S523 GP1S523 GP1S523 DGND AGND MANUAL* 10nF 10nF 10nF DGND DGND DGND DGND DGND DGND DGND DGND DGND DGND 10-10 Samsung Electronics...
  • Page 14 SCF_CASSETTE SCF_MOTOR* SCF_CLUTCH SCF_EMPTY* MANUAL* THERM2 THERM1 BEAD 100pF 5.6K EXT_CLK fuser_cover (or Jumper) DGND OSC1 EXT_CLK 100nF 100nF 6.81984MHz CD74HC4060F 100pF 100pF 100pF 100pF 22pF 22pF DGND 100nF DGND DGND DGND DGND DGND DGND DGND DGND Samsung Electronics 10-11...

  • Page 15: Smps Circuit Diagram

    1000uF 1000uF 100nF HEATSINK_TR FUSER_ON THY501 BTA-600CW C510 R502 47UF/50V AGND C520 100nF C508 223 MONO U503-2 R506 0.44 PC123F R504 R508 HS501 HEATSINK_CC V1 (110V) AGND R509 R510 R506 0.22 fuser_cover R504 DGND DGND TNR501: 560V 10-12 Samsung Electronics...

  • Page 16: Connection Diagram

    4 P in 4 P in 5 8 - 5 V, 5 9 - 5 V, 6 0 - 5 V (6 0 p in Co n n e c t o r) US B J ac k Samsung Electronics...

  • Page 17: Main Pcb Diagram(Top)

    KM416C1204CJ-L5T 74F32 74ACT245 R146 74ACT32 R147 KM416C1204CJ-L5T C190 74LS273 RA2 RA1 RA8 RA7 RA6 RA5 RA4 C180 93C66 AM29F800B-90SC 74F14 C161 R130 C172 C173 TL7705 AM29F800B-90SC 7407 RA16 C198 C197 74LS273 KM23C8105DG RS741 C107 KM23C8105DG C153 C155 CODE Samsung Electronics...

  • Page 18: Main Pcb Diagram(Bottom)

    R134 C121 C192 R149 C102 R148 C101 C160 C100 C174 C181 C184 R132 C170 C185 R152 C182 C191 R153 R151 C171 C162 C199 R161 C167 C187 C179 C194 C183 C186 R144 R141 C193 C165 C164 C166 C189 C188 Samsung Electronics...

  • Page 19: Engine Pcb Diagram(Top)

    FUSER C509 AC IN CAUTION R511 J502 FOR CONTINUED PORTECTION ANAINST D504 FIRE HAZARD REPLACE ONLT WITH code : JC41- 00038A SAME TYPE AND RATINGS OF FUSE ENGINE V 1 . 8 HAWK 2000 . 3 . 30 Samsung Electronics...

  • Page 20: Engine Pcb Diagram(Bottom)

    R509 C506 R518 C502 R514 R504 R502 R503 J527 R528 J508 J559 R529 D505 R521 R520 C523 J522 C519 J561 J553 J504 J560 J535 J574 J543 J548 J567 J565 J533 J532 J550 J531 J549 J538 U555 BD10 U554 Samsung Electronics...

  • Page 21: Block Diagram

    Laser Diode Vcc on LSU AD C [LASER DIODE ON/OFF SWITCH] RA M 51 2B + 51 2B SUPPLY 24V to SUPPLY 5V to each ICs Motor/HVPS/FAN/LSU THERMISTOR ADC INPUT THV READ ADC INPUT SMPS 24VS [COVER OPEN SWITCH] Samsung Electronics...

  • Page 22: Electrical Parts Lists

    “R93,R95,R100,R104,R105,R109,R115,R119” R-CHIP “1KOHM,5%,1/10W,DA,TP,2012” 2007-000493 “R90,R97” R-CHIP “2.2KOHM,5%,1/10W,DA,TP,2012” 2007-000551 “R112,R121” R-CHIP “20OHM,5%,1/10W,DA,TP,2012” 2007-000766 R-CHIP “330OHM,5%,1/10W,DA,TP,2012” 2007-000774 “R6,R135” R-CHIP “33KOHM,5%,1/10W,DA,TP,2012” 2007-000781 “R108,R114,R118” R-CHIP “33OHM,5%,1/10W,DA,TP,2012” 2007-000781 “R19,R20,R21,R22,R23,R25,R27,R31,R34,R38” R-CHIP “33OHM,5%,1/10W,DA,TP,2012” 2007-000781 “R2,R9,R10,R11,R13,R14,R15,R16,R17,R18” R-CHIP “33OHM,5%,1/10W,DA,TP,2012” Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...

  • Page 23: Main Pba

    “C113,C119,C125,C129,C134,C137,C185” “C-CERAMIC,CHIP” “0.47nF,5%,50V,NP0,TP,2012” 2203-001002 “C42,C70,C75,C81,C91,C110,C128” “C-CERAMIC,CHIP” “0.047nF,5%,50V,NP0,TP,2012” 2203-001132 C100 “C-CERAMIC,CHIP” “0.68nF,5%,50V,NP0,TP,2012” 2203-001158 “C-CERAMIC,CHIP” “0.068nF,5%,50V,NP0,TP,2012” 2402-000168 “C-AL,SMD” “100uF,20%,16V,GP,TP,8.3x8.3x6.3mm” 2404-000128 “C1,C2,C82,C105,C122,C158” “C-TA,CHIP” “10uF,20%,16V,-,TP,6032,-” 2404-000468 “C12,C54,C107,C108,C123,C133” “C-TA,CHIP” “33uF,20%,16V,GP,TP,7343,-” 2804-001163 OSC3 OSCILLATOR-CLOCK“20MHz,50ppm,10TTL & CMOS,ST,5V” Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...
  • Page 24 3711-003409 CN13 CONNECTOR-HEADER “BOX,3P,1R,2mm,STRAIGHT,SN” 3711-003969 CN11 CONNECTOR-HEADER “BOX,2P,1R,2.5mm,STRAIGHT,SN” 3711-003981 CONNECTOR-HEADER “BOX,28P,2R,2mm,STRAIGHT,SN” 3722-001101 JACK-USB “4P/2C,8.38mm,AU,IVR,#22-28” 4701-001020 “U22,U23” FREQ-ATTENUATOR “5-80MHz,15dB,-,0.03W” JC13-00006A IC ASIC- SPGPE+ “ML-6060,KS32C61200,QFP ,240P,36.4x4” JC41-00036A HAWK CONTROLLER PCB PCB-CTRL_6040A “ML-6040A,FR-4,4LAYER,1.6T,145X180MM” Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...

  • Page 25: Engine Pba(110V)

    2001-000812 “R5,10,11,12,22,64,67,520” R-CARBON “5.6KOHM,5%,1/8W,AA,TP,1.8X3.2MM” 2001-000832 “R13,R32,R521” R-CARBON “510OHM,5%,1/8W,AA,TP,1.8X3.2MM” 2001-000876 R-CARBON “6.2KOHM,5%,1/4W,AA,TP,2.4X6.4MM” 2001-001150 “R501,R505” R-CARBON(S) “470KOHM,5%,1/2W,AA,TP,2.4X6.4MM” 2003-000455 R513 R-METAL OXIDE(S) “100ohm,5%,2W,AA,TP,4x12mm” 2003-000706 R511 R-METAL OXIDE(S) “47Kohm,5%,2W,AA,TP,4.3x12mm” 2003-000767 R519 R-METAL OXIDE(S) “680ohm,5%,2W,AA,TP,4x12mm” Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...
  • Page 26 FUSE-CLIP “-,-,30mohm” 3711-000028 CONNECTOR-HEADER “BOX,4P,1R,2mm,STRAIGHT,SN” 3711-000217 CN501 CONNECTOR-HEADER “1WALL,3P,1R,3.96mm,STRAIGHT,SN” 3711-002806 CONNECTOR-HEADER “BOX,5P,1R,2mm,STRAIGHT,SN” 3711-002809 CONNECTOR-HEADER “BOX,8P,1R,2mm,STRAIGHT,SN” 3711-003359 CN14 CONNECTOR-HEADER “BOX,10P,1R,2.5mm,STRAIGHT,SN” 3711-003409 “CN6,CN504” CONNECTOR-HEADER “BOX,3P,1R,2mm,STRAIGHT,SN” 3711-003968 CN503 CONNECTOR-HEADER “BOX,3P,1R,2.5mm,STRAIGHT,SN” 3711-003981 CONNECTOR-HEADER “BOX,28P,2R,2mm,STRAIGHT,SN” Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...
  • Page 27 CBF HARNESS- “ML-80,JUMPER,AWG22,52mm,SILVER” JC39-40511A “J72,J82,J83,J85~J89,J91,J92” CBF HARNESS- “ML-80,JUMPER,AWG22,52mm,SILVER” JC39-40511A “J93,J564,J567,J569,J570,J572” CBF HARNESS- “ML-80,JUMPER,AWG22,52mm,SILVER” JC41-00038A PCB-HAWK ENGINE PCB-HAWK ENGINE “ML-6040A,FR-1,1LAYER,1.6T,246.5x213.5mm” JC96-01935A ELA UNIT-HEAT-SINK (1020CF) “ML-5000A,SAMSUNG,KOREA,-,-,-,-” 0402-000304 DIODE-RECTIFIER “STPR1020CF,200V,5A,TO-220,ST” 6003-000119 SCREW-TAPTITE “BH,+,B,M3,L8,CBLACK,SWRCH18A” JC62-30908A HEAT SINK-SMPS“ML-5000,AL,ANODIZING” JC96-01936A ELA UNIT-HEAT-SINK (6060) “ML-5000A,SAMSUNG,KOREA,-,-,-,-” 1203-001721 IC-PWM CONTROLLER “STR-G6153T,T0-220,5P ,140MIL,PLASTIC,-,1.5W NO HEATSINK,-20TO +120C,8A,-,ST”...

  • Page 28: Engine Pba(220V)

    2001-000812 “R5,10,11,12,22,64,67,520” R-CARBON “5.6KOHM,5%,1/8W,AA,TP,1.8X3.2MM” 2001-000832 “R13,R32,R521” R-CARBON “510OHM,5%,1/8W,AA,TP,1.8X3.2MM” 2001-000876 R-CARBON “6.2KOHM,5%,1/4W,AA,TP,2.4X6.4MM” 2001-001150 “R501,R505” R-CARBON(S) “470KOHM,5%,1/2W,AA,TP,2.4X6.4MM” 2003-000455 R513 R-METAL OXIDE(S) “100ohm,5%,2W,AA,TP,4x12mm” 2003-000706 R511 R-METAL OXIDE(S) “47Kohm,5%,2W,AA,TP,4.3x12mm” 2003-000767 R519 R-METAL OXIDE(S) “680ohm,5%,2W,AA,TP,4x12mm” Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...
  • Page 29 F501 FUSE-CARTRIDGE “250V,5A,TIME-LAG,CERAMIC,5.2x20mm” 3602-000001 “FC1,FC2” FUSE-CLIP “-,-,30mohm” 3711-000028 CONNECTOR-HEADER“BOX,4P,1R,2mm,STRAIGHT,SN” 3711-000217 CN501 CONNECTOR-HEADER“1WALL,3P,1R,3.96mm,STRAIGHT,SN” 3711-002806 CONNECTOR-HEADER“BOX,5P,1R,2mm,STRAIGHT,SN” 3711-002809 CONNECTOR-HEADER“BOX,8P,1R,2mm,STRAIGHT,SN” 3711-003359 CN14 CONNECTOR-HEADER“BOX,10P,1R,2.5mm,STRAIGHT,SN” 3711-003409 “CN6,CN504” CONNECTOR-HEADER“BOX,3P,1R,2mm,STRAIGHT,SN” 3711-003968 CN503 CONNECTOR-HEADER“BOX,3P,1R,2.5mm,STRAIGHT,SN” 3711-003981 CONNECTOR-HEADER“BOX,28P,2R,2mm,STRAIGHT,SN” 3711-004443 CN502 CONNECTOR-HEADER“1WALL,2P,1R,7.92mm,STRAIGHT,SN” Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...
  • Page 30 “ML-80,JUMPER,AWG22,52mm,SILVER” JC39-40511A “J87,J88,J89,J91,J92” CBF HARNESS- “ML-80,JUMPER,AWG22,52mm,SILVER” JC39-40511A “J93,J565,J576,J577,J578” CBF HARNESS- “ML-80,JUMPER,AWG22,52mm,SILVER” JC41-00038A PCB-HAWK ENGINE PCB-HAWK ENGINE “ML-6040A,FR-1,1LAYER,1.6T,246.5x213.5mm” JC96-01935A ELA UNIT-HEAT-SINK (1020CF)“ML-5000A,SAMSUNG,KOREA,-,-,-,-” 0402-000304 DIODE-RECTIFIER “STPR1020CF,200V,5A,TO-220,ST” 6003-000119 SCREW-TAPTITE “BH,+,B,M3,L8,CBLACK,SWRCH18A” JC62-30908A HEAT SINK-SMPS “ML-5000,AL,ANODIZING” JC96-01936A ELA UNIT-HEAT-SINK (6060)“ML-5000A,SAMSUNG,KOREA,-,-,-,-” 1203-001721 IC-PWM CONTROLLER “STR-G6153T,T0-220,5P ,140MIL,PLASTIC,-,1.5W NO HEATSINK,-20TO +120C,8A,-,ST”...

  • Page 31: Others

    PCB-FUSER SWITCH PCB SUB-FUSER_SWITCH“ML-6060,FR-1,1LAYER,1.6T,19.5x22mm” JC92-01235A PBA-SENSOR DEVE PBA SUB-SWITCH “ML-6060,SEC,USA/EU,-,-,-,-” 3405-000125 SWITCH-MICRO “125V,5A,50gf,SPDT” JC39-00083A DEVE CHECK SENSOR HARN CBF HARNESS-SWITCH_SENSOR “ML-6060,WIRE HARNESS,UL1061,150mm,BLK+RED,#26” JC41-00051A PCB-DEVE CHECK SENSOR PCB SUB-SWITCH “ML-6060,FR-1,1LAYER,1.6T,8x21.7mm” 6-10 Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...

  • Page 32: Exploded Views And 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 Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...

  • Page 33: Main Exploded View

    Exploded Views and Parts List 5-1 Main Exploded View Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...
  • Page 34 PBA PWR-HVPS_HAWK JC92-01175A MEA RACK-HOU EXIT JC97-01338A PMO-DUCT FAN JC72-00582A PMO-DUMMY FACE MAIN(L) PMO-DUMMY FACE MAIN(R) O: Service available X: Service not available Indicate part is for electrical safety components Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...

  • Page 35: Cover Exploded View

    Exploded Views and Parts List 5-2 Cover Exploded View Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...
  • Page 36 PBA LED PANEL-II PMO-GUIDE EXIT PMO-BUSHING F/DOWN PMO-COVER REAR PMO-STACKER REAR IPR-SPRING LOCKER REAR PMO-COVER CONTROLLER JC72-00358A PMO-CAP REAR PMO-SUPPONT MP TRAY PMO-STOPPER_EXIT,P SCREW-TAPTITE O: Service available X: Service not available Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...

  • Page 37: Frame Exploded View

    19-1 16-2 16-3 16-4 18-1 18-2 14 13 22-1 22-2 22-3 22-4 30-1 30-2 31-3 31-2 30-3 24-1 24-2 31-1 32-2 25-1 32-1 25-2 28-2 28-1 29-1 29-2 29-3 29-4 Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...
  • Page 38 ELA UNIT-GUIDE DEVE L 18-1 PMO-GUIDE DEVE L 18-2 SPRING GUIDE DEVE ELA UNIT-GUIDE DEVE R 19-1 PMO-GUIDE DEVE R 19-2 SPRING GUIDE DEVE O: Service available X: Service not available Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...
  • Page 39 ELA UNIT-GUIDE FEED JC96-01653A 30-1 PMO-GUIDE OPTIC 30-2 GUIDE FEED 30-3 PMO-HOLDER G/PAPER ELA UNIT-PTL 31-1 GUIDE PLATE FEED 31-2 PMO-HOLDER PTL 31-3 PBA SUB-PTL O: Service available X: Service not available Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...
  • Page 40 PMO-CAP SENSOR GND MP IPR-GUIDE DUST IPR-OPC-HAWK CAP CONNECTOR L CAP CONNECTOR U MEC-ROLLER TRANSFER JC75-10963B GEAR IDLE Z27 RING-CS WASHER-PLAIN IPR-WASHER SPRING SU O: Service available X: Service not available Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...

  • Page 41: Exit Exploded View

    Exploded Views and Parts List 5-4 Exit Exploded View 5-10 Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...
  • Page 42 GEAR-IDLE 15 RING-CS GEAR-IDLE 25 SPRING-F/DOWN PMO-HOLDER EXIT_F/DOWN PMO-ROLLER-EXIT, MAIN PMO-ROLLER-EXIT, FR MEC-BEARING EXIT RMO-RUBBER EXIT PMO-SHAFT EXIT_F/DOWN GEAR-EXIT JC66-40209A RMP-RUBBER EXIT_F/UP O: Service available X: Service not available Samsung Electronics 5-11 Download Service Manual And Resetter Printer at http://printer1.blogspot.com...

  • Page 43: Fuser Exploded View

    Exploded Views and Parts List 5-5 Fuser Exploded View 5-12 Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...
  • Page 44 RUBBER EXIT F/UP ACTUATOR EXIT SPRING-ACTUATOR HOLDER BRUSH BRUSH ANTISTATIC HOLDER SHAFT SEREW TAPTITE M3X6,BH+ O: Service available X: Service not available Indicate part is for electrical safety components Samsung Electronics 5-13 Download Service Manual And Resetter Printer at http://printer1.blogspot.com...

  • Page 45: Rack-Mpf Exploded View

    Exploded Views and Parts List 5-6 Rack-MPF Exploded View 5-14 Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...
  • Page 46 Rack-MPF Parts List SA. : Service Available Location No. Description SEC. Code Q'ty Remark ELA HOU-MPF JC97-01345A PMO-FRAME_MP PMO-PLATE MANUAL BRACKET-MANUAL SCREW TAPTITE O: Service available X: Service not available Samsung Electronics 5-15 Download Service Manual And Resetter Printer at http://printer1.blogspot.com...

  • Page 47: Drive Exploded View

    Exploded Views and Parts List 5-7 Drive Exploded View 5-16 Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...
  • Page 48 GEAR-RDCN 145-70 GEAR-RDCN 90-24 GEAR-OPC DRV 135 GEAR-OPC DRIVE2 GEAR-FEED DRV GEAR-CLUTCH 56 GEAR-FUSER DRV23 PMO-CLUTCH LEVER SPRING-CLUTCH WASHER-PLAIN MPR-POLYWASHER 8 WASHER-PLAIN SCREW-MACHINE O: Service available X: Service not available Samsung Electronics 5-17 Download Service Manual And Resetter Printer at http://printer1.blogspot.com...

  • Page 49: Pick-Up Exploded View

    Exploded Views and Parts List 5-8 Pick-Up Exploded View 24 25 5-18 Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...
  • Page 50 PMO-ROLLER FEED S PMO-SUB HOLDER FEED PMO-FRAME_FEED PMO-HOLDER FEED(1) PMO-HOLDER FEED(2) PMO-IDLE PICK_UP PMO-ROLL_FEED, DRV 12 RMO-RUBBER PICK_UP RMO-LEVER PICK_UP SPRING PICK UP(12) RING-CS O: Service available X: Service not available Samsung Electronics 5-19 Download Service Manual And Resetter Printer at http://printer1.blogspot.com...

  • Page 51: Cassette Exploded View

    Exploded Views and Parts List 5-9 Cassette Exploded View (270) 5-20 Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...
  • Page 52 PMO-FRAME LEGAL LABEL(R)-PLATE PMO-REAR GUIDE CST IPR-GUIDE PAPER LABEL(R)-HEIGHT IPR-FINGER PMO-SIDE GUIDE SPRING-KNOCK UP IPR-NOCK UP PLATE PAD KNOCK UP GUIDE-PAPER FILM O: Service available X: Service not available Samsung Electronics 5-21 Download Service Manual And Resetter Printer at http://printer1.blogspot.com...
  • Page 53 Exploded Views and Parts List MEMO 5-22 Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...

  • Page 54: Troubleshooting

    Troubleshooting 4. Troubleshooting 4-1 DCU Control In case of ML-6060,you can not use the DCU under ‘Diagnostic mode’ But, you can check set condition by status code 4-1-1 DCU Setup 1) Connect DCU to Controller Board Connector CN9 (4 pins)). 4-1-2 DCU Error Status Code DCU error code will indicate malfunction area of the machine.

  • Page 55: Error Solution

    Troubleshooting 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, 1.

  • Page 56: Print Quality

    Troubleshooting 4-3 Print Quality Notice 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.
  • Page 57 Troubleshooting Transfer voltage OK? (on the transfer roller shaft) Are the connection terminal Repair or replace terminal. and connection correct? Replace HVPS or repair defective component. Developing and supplying Is the connection Repair or replace terminal. voltage terminal OK? are OK? Replace HVPS or repair defective component.

  • Page 58: All Black

    Troubleshooting 4-3-2 All Black Does the Check the path among video All black in video data line to LSU controller, engine board, printing area? transit to High/ Low when HVPS, LSU for the shortage printing? or open. -> Repair or replace the boards.

  • Page 59: Vertical White Line (Band)

    Troubleshooting 4-3-3 Vertical White Line (Band) The ribs in fuser or toner on the Check if the roller may invoke the image printout is still has the White line problem. -> Replace the fuser same problem even right after missing definitely? cover or the defective part.

  • Page 60: Dark Image

    Troubleshooting 4-3-4 Dark Image 'Dark' selected via RCP? Change to 'Normal' and test. Same at 'Normal'? Works Repair or replace the defective correctly with component. -500V of developing Bias voltage? Toner over supply due to the Works adjustment fault of metering correctly after blade in developer.

  • Page 61: Background

    Troubleshooting 4-3-5 Background Recommended Print 20 to 30 pages using paper used? the recommended paper. Transfer, - Adjust voltage or Same problem charge and developing replace HVPS. occurs? voltage are OK? - Repair or replace after checking the terminals' contacts. Operating/ Dirt or storage atmosphere is...

  • Page 62: Ghost

    Troubleshooting 4-3-6 Ghost Is it regular Is it regular Is it regular interval of 56.1mm? interval of 95.6mm? interval of 47.1mm? (as transfer roller interval) A specific part of the transfer PTL lamp Replace PTL roller has ruined or its works OK? assembly.

  • Page 63: Black Dot

    Troubleshooting 4-3-7 Black Dot The problem Bad image When taking Is it regular Is it regular randomly occured removes by out the cartridge, interval of 96mm? interval of 38.5mm? due to the toner scratching? toner leaks? fallen. -> Clean the machine.

  • Page 64: Irregular Density

    Troubleshooting 4-3-9 Irregular Density Defective agitator in OK after When gray Transfer/ the toner supplying part taking out and pattern printing, charge/developing of developer. rocking the toner irregular density voltage drops while ->Replace the developer. cartridge? persists? printing? Check if the 'guide deve spring' works OK and repair/repalce.

  • Page 65: White Spot

    Troubleshooting 4-3-10 White Spot Is it regular Is it regular interval of 47.1mm? interval of 95.6mm? Obstacles stuck on OPC's D/R in developing unit has surface the defect. -> Clean the OPC and -> Replace the developer. machine or replace developer.

  • Page 66: Poor Fusing Grade

    Troubleshooting 4-3-12 Poor Fusing Grade The machine While printing, After printing placed under the the voltage of pin 60 Thermistor's completed, any error severe low tempera- of U17(CPU) on controller contact is OK? related fuser? ture for a long board is 1.5V time? ~2.0V? Re-assemble...

  • Page 67: Poor Transfer And Poor Fusing When Envelope Printing

    Troubleshooting 4-3-13 Poor transfer and poor fusing when ENVELOPE printing 'ENVELOPE' Select 'ENVELOPE'mode selected via via RCP Transfer voltage Replace or repair HVPS. is OK? Are the connection terminal and Repair orReplace HVPS. connection correct? Replace HVPS or repair defective component. 4-14 Download Service Manual And Resetter Printer at http://printer1.blogspot.com...

  • Page 68: Malfunction

    Troubleshooting 4-4 Malfunction 4-4-1 No Power (LED Off) Plug in the Check the voltage first and plug power cord? the power cord. The power voltage supplying is Supply the power as the rating. the same as rating? The fan Connections Re-connect firmly revolves when on board are OK?

  • Page 69: Fuser Error

    Troubleshooting 4-4-2 Fuser Error Measure the resistance at the both ends of AC line with covers open. Thermostat is open due to the heat etc. Less than 10ohm? -> Replace the thermostat. Remove the covers. Check the fusing control part and CN501on the Re-assemble the top engine board.

  • Page 70: Paper Jam (Mis-Feeding)

    Troubleshooting 4-4-3 Paper Jam (Mis-feeding) The engine board and joint Sounds the board defected. solenoid on when starts -> Replace boards. print? The solenoid defected. -> Replace it. The pick-up unit is Does the assembled wrong. paper move? -> Re-assemble or replace the unit.

  • Page 71: Paper Jam (Jam 1)

    Troubleshooting 4-4-4 Paper Jam (Jam 1) Paper Paper Check the actuator exists and its actuator of stopped before stopped before operation and around the engine board. paper exit sensor the OPC? the fuser? -> Replace. works OK? Check the LSU and Check the roller Is the paper if it has the defect.

  • Page 72: Disassembly And Reassembly

    3. Disassembly and Reassembly 3-1 General Precautions on Disassembly When you disassemble and reassemble components, you must use extreme caution. The close proximity of cables to moving parts makes proper routing a must. If components are removed, any cables disturbed by the procedure must be restored as close as possible to their original positions.

  • Page 73: Transfer Roller

    Disassembly and Reassembly 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: Controller Board

    Disassembly and Reassembly 3-3 Controller Board 2. Remove five screws securing the board and 1. Remove two screws and remove the controller unplug all connectors, and then take the con- board. troller board out of the printer. Download Service Manual And Resetter Printer at http://printer1.blogspot.com...

  • Page 75: Pickup Assembly

    Disassembly and Reassembly 3-4 Pickup Assembly 1. Remove four screws securing the pickup assem- 3. Check the pickup rubber wear. If the rubber is bly. heavily worn, replace it with a new one. Squeeze this tab to remove the rubber. 2.

  • Page 76: Main Cover

    Disassembly and Reassembly 3-5 Main Cover 3. Open the printer cover, and open the MP tray. 1. Remove two screws 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.
  • Page 77 Disassembly and Reassembly 4. Remove two screws securing the main 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: Mp (Multi-Purpose) Tray

    Disassembly and Reassembly 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: Exit Assembly

    Disassembly and Reassembly 3-7 Exit Assembly 1. Before you remove the exit assembly, you should 3. If you want to remove the roller shaft, unlatch remove: both ends of the shaft and take it out. -Main Cover (see page 3-5) 2.

  • Page 80: Lsu

    Disassembly and Reassembly 3-8 LSU 1. Before you remove the LSU, you should remove: -Main Cover (see page 3-5) -Exit assembly (see page above) 2. Remove four screws, and remove the LSU. Then unplug two connectors from the LSU. 3-9 HVPS board 1.

  • Page 81: Drive Assembly

    Disassembly and Reassembly 3-10 Drive Assembly 1. Before you remove the drive assembly, you 4. Remove the motor assembly. Remove two screws securing the motor to the motor bracket, then should remove: take the motor out. -Main Cover (see page 3-5) 2.

  • Page 82: Fan

    Disassembly and Reassembly 3-11 Fan 1. Before you remove the fan, you should remove: -Main Cover (see page 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.

  • Page 83: Fuser Assembly

    Disassembly and Reassembly 3-13 Fuser Assembly To remove the thermistor from the fuser assembly 1. Before you remove the fuser, you should remove: -Main Cover (see page 3-5) Remove one screw, and release the wire from the three holders, and then take the thermistor out. 2.
  • Page 84 Disassembly and Reassembly To remove the heat roller from the fuser To remove the pressure roller from the fuser assembly : assembly : 1. Before you remove the guide feed, you should Remove the roller. remove: -Halogen lamp (see page 3-11) 2.
  • Page 85 Disassembly and Reassembly 3-14 Feed Guide & PTL Lsmp 1. Before you remove the guide feed & PTL lamp, 4. Remove the feed guide . you should remove: -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.

  • Page 86: Engine Board And Miscellaneous

    Disassembly and Reassembly 3-15 Engine Board and Miscellaneous 1. Before you remove the engine board, you should 3. While you push the latch to release the PCU remove: shield, take the PCU shield out of the printer. -Main Cover (see page 3-5) 2.
  • Page 87 Disassembly and Reassembly To replace the exit board : To replace the Cap sensor : 1. Unplug one connector from the controller board Remove two screws and take it out. and remove one screw securing the board. Then release the wire from two holders and take the board out.
  • Page 88 Disassembly and Reassembly To replace the actuator feed To remove the transfer guide : 1. Turn the mechanism back and push down the Remove three screws and take the guide out. points as shown to unlatch the actuator feed. 2. Turn the unit over again, and remove the actua- tor feed.
  • Page 89 Disassembly and Reassembly MEMO 3-18 Download Service Manual And Resetter Printer at http://printer1.blogspot.com...

  • Page 90: Specifications

    2. Specifications Note: It is subject to change without notice. Item Specification & Description Engine ML-6040 Print Speed 12PPM (A4 Size, 5% Character Pattern) Resolution True 600 x 600 dpi Source of Light Laser Diode (LSU:Laser Scanner Unit) + Electrophotography...
  • Page 91 - IEEE 1284 ECP WITHOUT RLE - IEEE 1284 ECP WITH RLE USB Interface Standard - USB 1.0 compliant - 12Mbps 1 port Interface Switching Automatic (Parallel, USB) Interface Time Out 5 min (max.) Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...

  • Page 92: Precautions

    12. Do not touch the surface of the photo-sensitive drum as marks or scratches may impair print qual- CAUTION : Avoid exposure to invisible laser radiation when the ity. development unit is not installed. Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...

  • Page 93: Servicing Precautions

    5. Use only anti-static solder removal device. Some sol- for longer than necessary while welding. All compo- der removal devices are not rated as “anti- nents are susceptible to heat damage. static;”these can accumulate sufficient electrical Samsung Electronics Download Service Manual And Resetter Printer at http://printer1.blogspot.com...
  • 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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