Service Manual
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...Empt y 4- MP_Clut c h 9- MP_Empt y 10- GND_5 V SMPS CN 1 1- / MP_EMPT Y 2- Mot or _PA CN5 02 CN5 01 CN5 03 HOT Neut ral Heat Lamp (Fuser) HOT Neut ral Power Switch AC In- D2 9, 8- GN D 5, 9- D24 , 15- / EIRQ1, 16 - D2 3, 23- A 15, 29 - A13 , 33-... 2- 5VS 1- / HSYNC 2- 5VS 3- GND_5 3- GND- 5V 1- 24V S 2- Clut ch 7- GND_5 SCF (Option) CN 3 1- N .C ., 3- 5V , 4- /I /F Card (Option) Samsung Electronics Repair Manual 2-1 D 27, 11- A 3, 20- / EIRQ0,21- D17, 34 - GN D 5, 5 7- Connection Diagram PT L PT L Ctrl 5V Mic r o Sw it _s ignal...
...Empt y 4- MP_Clut c h 9- MP_Empt y 10- GND_5 V SMPS CN 1 1- / MP_EMPT Y 2- Mot or _PA CN5 02 CN5 01 CN5 03 HOT Neut ral Heat Lamp (Fuser) HOT Neut ral Power Switch AC In- D2 9, 8- GN D 5, 9- D24 , 15- / EIRQ1, 16 - D2 3, 23- A 15, 29 - A13 , 33-... 2- 5VS 1- / HSYNC 2- 5VS 3- GND_5 3- GND- 5V 1- 24V S 2- Clut ch 7- GND_5 SCF (Option) CN 3 1- N .C ., 3- 5V , 4- /I /F Card (Option) Samsung Electronics Repair Manual 2-1 D 27, 11- A 3, 20- / EIRQ0,21- D17, 34 - GN D 5, 5 7- Connection Diagram PT L PT L Ctrl 5V Mic r o Sw it _s ignal...
Service Manual
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For the latest exact information, see ITSELF SYSTEM. (http://itself.sec.samsung.co.kr) 5-1 Main Assembly Exploded view ...page(5-2) 5-2 Top Assembly Exploded view ...page(5-4) 5-3 Frame Assembly Exploded view ...page(5-6) 5-4 Exit Assembly Exploded view ...page(5-9) 5-5 Fuser Assembly Exploded view ...page(5-11) 5-6 Rack-MPF Assembly Exploded view ...page(5-13) 5-7 Drive Assembly Exploded view ...page(5-15...
For the latest exact information, see ITSELF SYSTEM. (http://itself.sec.samsung.co.kr) 5-1 Main Assembly Exploded view ...page(5-2) 5-2 Top Assembly Exploded view ...page(5-4) 5-3 Frame Assembly Exploded view ...page(5-6) 5-4 Exit Assembly Exploded view ...page(5-9) 5-5 Fuser Assembly Exploded view ...page(5-11) 5-6 Rack-MPF Assembly Exploded view ...page(5-13) 5-7 Drive Assembly Exploded view ...page(5-15...
Service Manual
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...-INSULATOR PCU PBA MAIN-ENGINE_V1(110V) PBA MAIN-ENGINE_V2(220V) ELA UNIT-FRAME BASE ELA UNIT-FRAME BASE PBA MAIN CTRL-LOW ELA UNIT-FUSER ELA UNIT-FUSER CBF HARNESS-LSU SMPS-HVPS MEA RACK-HOU EXIT PMO-DUCT FAN PMO-DUMMY FACE MAIN(L) PMO-DUMMY FACE MAIN(R) UNIT SENSOR MANUAL PMO... PMO-COVER MP NPR-BADGE BRAND PMO-TRAY EXTENTION MP PMO-TRAY HOLDER MP IPR-GUIDE LATCH PMO-SIDE GUIDE MP PMO-TRAY LINK MP Samsung Electronics Exploded Views and Parts List SEC CODE See Page 5-5 JC59-00004A JC96-02058A * JC97-01345A JC97-01467A * JC97-01324A JC39-00154A JC70-00080A JC72...
...-INSULATOR PCU PBA MAIN-ENGINE_V1(110V) PBA MAIN-ENGINE_V2(220V) ELA UNIT-FRAME BASE ELA UNIT-FRAME BASE PBA MAIN CTRL-LOW ELA UNIT-FUSER ELA UNIT-FUSER CBF HARNESS-LSU SMPS-HVPS MEA RACK-HOU EXIT PMO-DUCT FAN PMO-DUMMY FACE MAIN(L) PMO-DUMMY FACE MAIN(R) UNIT SENSOR MANUAL PMO... PMO-COVER MP NPR-BADGE BRAND PMO-TRAY EXTENTION MP PMO-TRAY HOLDER MP IPR-GUIDE LATCH PMO-SIDE GUIDE MP PMO-TRAY LINK MP Samsung Electronics Exploded Views and Parts List SEC CODE See Page 5-5 JC59-00004A JC96-02058A * JC97-01345A JC97-01467A * JC97-01324A JC39-00154A JC70-00080A JC72...
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.../U ID CBF-HARNESS_FUSER PBA SUB-EXIT SENSOR CBF-HARNESS-THERMISTOR JOINT CBF-HARNESS-MP_CLUTCH ENG PBA SUB-FUSER SW PMO-FRAME COVER IPR-TERMINAL FU ELA-UNIT-HOLDER TR L PMO-BUSHING TR SPRING TR L ... JC96-01772A SA. : Service Available Q'TY SA REMARK 1 O 110V 1 O 220V 1 O 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 O 1 X 2 X 1 O 1 X 1 X 1 X 1 O 1 X 1 X 1 X 1 X 1 O 1 X 1 X 1 X 1 X 1 X 1 X 1 O 1 X 1 X 1 X 1 X 1 X 1 X 3 X 3 X 3 X 1 X 1 X O: Service available X: Service not available Samsung Electronics 5-7
.../U ID CBF-HARNESS_FUSER PBA SUB-EXIT SENSOR CBF-HARNESS-THERMISTOR JOINT CBF-HARNESS-MP_CLUTCH ENG PBA SUB-FUSER SW PMO-FRAME COVER IPR-TERMINAL FU ELA-UNIT-HOLDER TR L PMO-BUSHING TR SPRING TR L ... JC96-01772A SA. : Service Available Q'TY SA REMARK 1 O 110V 1 O 220V 1 O 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 O 1 X 2 X 1 O 1 X 1 X 1 X 1 O 1 X 1 X 1 X 1 X 1 O 1 X 1 X 1 X 1 X 1 X 1 X 1 O 1 X 1 X 1 X 1 X 1 X 1 X 3 X 3 X 3 X 1 X 1 X O: Service available X: Service not available Samsung Electronics 5-7
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5-5 Fuser Assembly Exploded view 2 37 10 7 12 3 1 12 11 9 13 4 36 0 1 6 8 5 Exploded Views and Parts List 34 20 27 16 17 31 32 29 30 35 19 28 26 23 24 21 1 14 15 33 18 38 25 22 Samsung Electronics 5-11
5-5 Fuser Assembly Exploded view 2 37 10 7 12 3 1 12 11 9 13 4 36 0 1 6 8 5 Exploded Views and Parts List 34 20 27 16 17 31 32 29 30 35 19 28 26 23 24 21 1 14 15 33 18 38 25 22 Samsung Electronics 5-11
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...GUIDE-CLAW 18 LAMP-HALOGEN LAMP-HALOGEN 19 NEX-ROLLER-HEAT 20 MEC-ROLLER PRESSURE 21 FRAME FUSER 22 PMO-GUIDE INPUT 23 GEAR FUSER, Z32 24 BUSHING HR-L 25 BUSHING HR-R 26 SPRING-BEARING PR 27 BUSHING PR 28 GUIDE... Available Q'TY SA REMARK 1 O 110V 1 O 220V 10 X 1 X 2 X 1 O 1 X 1 X 1 X 1 X 1 X 1 X 1 X 2 X 1 X 3 X 3 X 4 X 4 X 1 O 110V 1 O 220V 1 O 1 O 1 X 1 x 1 X 1 X 1 X 2 X 2 X 1 X 1 X 3 X 1 X 3 X 1 X 1 X 1 X 1 X 1 X 1 X O: Service available X: Service not available Samsung Electronics
...GUIDE-CLAW 18 LAMP-HALOGEN LAMP-HALOGEN 19 NEX-ROLLER-HEAT 20 MEC-ROLLER PRESSURE 21 FRAME FUSER 22 PMO-GUIDE INPUT 23 GEAR FUSER, Z32 24 BUSHING HR-L 25 BUSHING HR-R 26 SPRING-BEARING PR 27 BUSHING PR 28 GUIDE... Available Q'TY SA REMARK 1 O 110V 1 O 220V 10 X 1 X 2 X 1 O 1 X 1 X 1 X 1 X 1 X 1 X 1 X 2 X 1 X 3 X 3 X 4 X 4 X 1 O 110V 1 O 220V 1 O 1 O 1 X 1 x 1 X 1 X 1 X 2 X 2 X 1 X 1 X 3 X 1 X 3 X 1 X 1 X 1 X 1 X 1 X 1 X O: Service available X: Service not available Samsung Electronics
Service Manual
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...-BRKT MOTOR 4 GEAR-RDCN 145-70 5 GEAR-RDCN 90-24 6 GEAR-OPC DRV 135 7 GEAR-OPC DRIVE2 8 GEAR-FEED DRV 9 GEAR-CLUTCH 56 10 GEAR-FUSER DRV23 11 PMO-CLUTCH LEVER 12 SPRING-CLUTCH 13 WASHER-PLAIN 14 MPR-POLYWASHER 8 15 WASHER-PLAIN 16 SCREW-MACHINE Exploded Views and Parts List...
...-BRKT MOTOR 4 GEAR-RDCN 145-70 5 GEAR-RDCN 90-24 6 GEAR-OPC DRV 135 7 GEAR-OPC DRIVE2 8 GEAR-FEED DRV 9 GEAR-CLUTCH 56 10 GEAR-FUSER DRV23 11 PMO-CLUTCH LEVER 12 SPRING-CLUTCH 13 WASHER-PLAIN 14 MPR-POLYWASHER 8 15 WASHER-PLAIN 16 SCREW-MACHINE Exploded Views and Parts List...
Service Manual
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...) 4-3-2 JAM 0 Page(4-13) 4-3-3 JAM 1 Page(4-14) 4-3-4 JAM 2 Page(4-14) 4-3-5 Multi-Feeding Page(4-15) 4-3-6 Paper rolled in the fuser Page(4-15) 4-3-7 OPC Page(4-16) Troubleshooting 4-4 The cause and solution of the malfunction 4-4-1 All LEDs blinking (Fuser Error)........Page(4-17) 4-4-2 All LEDs blinking (SCAN ERROR) .Page(4-17) 4-4-3 Not function of the gear of the...of the software 4-6-1 The printer is not working (1)...........Page(4-26) 4-6-2 The printer is not working (2) .........Page(4-27) 4-6-3 Abnormal Printing Page(4-28) 4-6-4 SPOOL Error Page(4-29) Samsung Electronics 4-1
...) 4-3-2 JAM 0 Page(4-13) 4-3-3 JAM 1 Page(4-14) 4-3-4 JAM 2 Page(4-14) 4-3-5 Multi-Feeding Page(4-15) 4-3-6 Paper rolled in the fuser Page(4-15) 4-3-7 OPC Page(4-16) Troubleshooting 4-4 The cause and solution of the malfunction 4-4-1 All LEDs blinking (Fuser Error)........Page(4-17) 4-4-2 All LEDs blinking (SCAN ERROR) .Page(4-17) 4-4-3 Not function of the gear of the...of the software 4-6-1 The printer is not working (1)...........Page(4-26) 4-6-2 The printer is not working (2) .........Page(4-27) 4-6-3 Abnormal Printing Page(4-28) 4-6-4 SPOOL Error Page(4-29) Samsung Electronics 4-1
Service Manual
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...Feed sensor. The front part of paper is jammed just after passing through the discharge sensor. The Toner Cartridge not installed, No paper in the fuser occurred. The paper has passed out of the Feed Sensor. There is a short circuit in the thermistor and the thermostat while printing, Low ... minimize the power consumption. The front part of paper is passing out of the printer. LSU Scanner Motor not ready or Hsync signal not output. 4-2 Samsung Electronics The printer is ready, the paper is detected when the first paper is printed. 00: Legal ,01: Letter ,02: A4 ,03: EXEC ,04...
...Feed sensor. The front part of paper is jammed just after passing through the discharge sensor. The Toner Cartridge not installed, No paper in the fuser occurred. The paper has passed out of the Feed Sensor. There is a short circuit in the thermistor and the thermostat while printing, Low ... minimize the power consumption. The front part of paper is passing out of the printer. LSU Scanner Motor not ready or Hsync signal not output. 4-2 Samsung Electronics The printer is ready, the paper is detected when the first paper is printed. 00: Legal ,01: Letter ,02: A4 ,03: EXEC ,04...
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... in the printer is on when DEV high voltage Supply high voltage output by each HV terminal(-500V). Samsung Electronics 4-3 To enter the self-test mode, turn the power on . If the [Up] button pressed...Test the Feed sensor and Discharge sensor in the self-test panel is on and temperature of the fuser is up to overheat Mode. 11 Hot Burn Test If the [enter] button pressed, the printer... to Printing Mode. The left and right of the three LEDs are on and temperature of the fuser is continuously printing without detection. The middle and right one of the three LEDs in the same ...
... in the printer is on when DEV high voltage Supply high voltage output by each HV terminal(-500V). Samsung Electronics 4-3 To enter the self-test mode, turn the power on . If the [Up] button pressed...Test the Feed sensor and Discharge sensor in the self-test panel is on and temperature of the fuser is up to overheat Mode. 11 Hot Burn Test If the [enter] button pressed, the printer... to Printing Mode. The left and right of the three LEDs are on and temperature of the fuser is continuously printing without detection. The middle and right one of the three LEDs in the same ...
Service Manual
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... board. 4-1-5 Paper Path Layout EXIT2 OUT BIN FULL SEN FACE DOWN FACE UP LSU FUSER EXIT1 EXIT SEN H/R Pr/R CASSETTE CARTRIDGE PTL CR DR SR OPC FEED SEN IDLE TR FEED PICK UP EMPTY SEN SCF 4-4 Samsung Electronics Turn the power on while pressing this mode, without any detection, the printer begins...
... board. 4-1-5 Paper Path Layout EXIT2 OUT BIN FULL SEN FACE DOWN FACE UP LSU FUSER EXIT1 EXIT SEN H/R Pr/R CASSETTE CARTRIDGE PTL CR DR SR OPC FEED SEN IDLE TR FEED PICK UP EMPTY SEN SCF 4-4 Samsung Electronics Turn the power on while pressing this mode, without any detection, the printer begins...
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Samsung Electronics 4-5 4-1-6 DCU Panel Troubleshooting DIAGNOSTIC CONTROL UNIT QUICK REFERANCE STATUS DIAGNOSTIC 04 BIAS 3 BIAS 1 BIAS 0 05 LSU READY... TEST 06 PICKUP CLUTC ON 07 PAPER EMPTY SENSOR TEST 08 FEED & EXIT SENSOR TEST 09 COVER OPEN SENSOR TEST 10 FUSER TEST 11 HOT BURN TEST 12 CLEAN (MESSAGE)PRINT 13 THV(+)TRIGGER &THV ON 14 MP PICKUP ON 15 FAN TEST ... CASSETTE) 21 PRINT START (MP) 22 PRINT START (2'nd CASSETTE) 40 FEED SENSOR 2'st ON 50 PAPER OUT 60 OPEN FUSER ERROR 62 LOW HEAT ERROR 68 OVERHEAT ERROR 61 WARM UP 64 COVER OPEN ERROR 65 CRU ERROR 69 SLEEP MODE 70 NO ...
Samsung Electronics 4-5 4-1-6 DCU Panel Troubleshooting DIAGNOSTIC CONTROL UNIT QUICK REFERANCE STATUS DIAGNOSTIC 04 BIAS 3 BIAS 1 BIAS 0 05 LSU READY... TEST 06 PICKUP CLUTC ON 07 PAPER EMPTY SENSOR TEST 08 FEED & EXIT SENSOR TEST 09 COVER OPEN SENSOR TEST 10 FUSER TEST 11 HOT BURN TEST 12 CLEAN (MESSAGE)PRINT 13 THV(+)TRIGGER &THV ON 14 MP PICKUP ON 15 FAN TEST ... CASSETTE) 21 PRINT START (MP) 22 PRINT START (2'nd CASSETTE) 40 FEED SENSOR 2'st ON 50 PAPER OUT 60 OPEN FUSER ERROR 62 LOW HEAT ERROR 68 OVERHEAT ERROR 61 WARM UP 64 COVER OPEN ERROR 65 CRU ERROR 69 SLEEP MODE 70 NO ...
Service Manual
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... Digital Printer Digital Printer Digital Printer Check and Cause 1. Partly depression or deformation on the surface of a black image. 4. If the fuser is defective, voids occur periodically at the top of the transfer roller. 2. It may occur when Burr and foreign substances are not solved..., replace the developer cartridge. 4-6 Samsung Electronics No. 4. : Open the front cover and check ribs that corresponds to print out. 2. Dark black vertical band occur in the image...
... Digital Printer Digital Printer Digital Printer Check and Cause 1. Partly depression or deformation on the surface of a black image. 4. If the fuser is defective, voids occur periodically at the top of the transfer roller. 2. It may occur when Burr and foreign substances are not solved..., replace the developer cartridge. 4-6 Samsung Electronics No. 4. : Open the front cover and check ribs that corresponds to print out. 2. Dark black vertical band occur in the image...
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Solution 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 expired... Check and Cause 1. The abnormal voltage and bad contact of the terminal of the fuser is stained. Replace the developer cartridge. 2. Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Check and Cause 1. Samsung Electronics 4-11 Solution 1. DDiiggiittaall PPrriinntteerr DDiiggiittaall PPrriinntteerr DDiiggiittaall PPrriinntteerr 70 mm Check and Cause...
Solution 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 expired... Check and Cause 1. The abnormal voltage and bad contact of the terminal of the fuser is stained. Replace the developer cartridge. 2. Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Check and Cause 1. Samsung Electronics 4-11 Solution 1. DDiiggiittaall PPrriinntteerr DDiiggiittaall PPrriinntteerr DDiiggiittaall PPrriinntteerr 70 mm Check and Cause...
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Disassemble the fuser and clean the H/R(Heat Roller) and P/R(Pressure roller). Solution Remove contamination of the terminals of the transfer roller. 2. DDiiggiittaall PPrriinntteerr DDiiggiittaall PPrriinntteerr DDiiggiittaall PPrriinntteerr Check ... PPrriinntteerr 70 mm Check and Cause 1. When the printer turns on Back of Page • Description The back of PC and try printing again. 4-12 Samsung Electronics Turn the power off, delete the data of the page is printed. 2. Remove contamination of the terminals of the developer. 2.
Disassemble the fuser and clean the H/R(Heat Roller) and P/R(Pressure roller). Solution Remove contamination of the terminals of the transfer roller. 2. DDiiggiittaall PPrriinntteerr DDiiggiittaall PPrriinntteerr DDiiggiittaall PPrriinntteerr Check ... PPrriinntteerr 70 mm Check and Cause 1. When the printer turns on Back of Page • Description The back of PC and try printing again. 4-12 Samsung Electronics Turn the power off, delete the data of the page is printed. 2. Remove contamination of the terminals of the developer. 2.
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...Replace the Housing-Pickup and/or Shaft-Pickup. 4-3 The cause and solution of the roller-pickup for foreign matter. 3. FACE UP LSU CARTRIDGE FUSER H/R EXIT1 Pr/R FEED SEN IDLE TR FEED PICK UP EMPTY SEN Check and Cause 1. Check the Solenoid by defective feed sensor actuator. Check ... at wrong position on the paper. Clean with soft cloth dampened with IPA(Isopropyl Alcohol) or water. 4. Replace the solenoid. 2. Samsung Electronics 4-13 Solution Replace the defective actuator Troubleshooting 4-3-2 JAM 0 EXIT2 • Description OUTBINFULLSEN FACE DOWN 1.
...Replace the Housing-Pickup and/or Shaft-Pickup. 4-3 The cause and solution of the roller-pickup for foreign matter. 3. FACE UP LSU CARTRIDGE FUSER H/R EXIT1 Pr/R FEED SEN IDLE TR FEED PICK UP EMPTY SEN Check and Cause 1. Check the Solenoid by defective feed sensor actuator. Check ... at wrong position on the paper. Clean with soft cloth dampened with IPA(Isopropyl Alcohol) or water. 4. Replace the solenoid. 2. Samsung Electronics 4-13 Solution Replace the defective actuator Troubleshooting 4-3-2 JAM 0 EXIT2 • Description OUTBINFULLSEN FACE DOWN 1.
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...SEN the printer, but Jam 2 occurs : Exit defective. Check if the exit sensor actuator is accordion in the discharge roller and the fuser just after passing through the ActuatorFeed, Feed Actuator may be defective. 2. Remove the jammed paper after passing through the Actuator-Feed. Reassemble ...charged, actuator Exit should and does not and if the actuator is stuck in the discharge roller and in front of the exit. 4-14 Samsung Electronics EXIT SEN sensor is defective. • Check if the actuator exit is unformed CASSETTE • After the paper is completely dis-...
...SEN the printer, but Jam 2 occurs : Exit defective. Check if the exit sensor actuator is accordion in the discharge roller and the fuser just after passing through the ActuatorFeed, Feed Actuator may be defective. 2. Remove the jammed paper after passing through the Actuator-Feed. Reassemble ...charged, actuator Exit should and does not and if the actuator is stuck in the discharge roller and in front of the exit. 4-14 Samsung Electronics EXIT SEN sensor is defective. • Check if the actuator exit is unformed CASSETTE • After the paper is completely dis-...
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... 1. Use the smooth paper. 4-3-6 Paper rolled in the printing, fix it by referring to the solutions for background. (See 4-2-8 Background) Samsung Electronics 4-15 Contamination of the pressure roller. 2. Troubleshooting 4-3-5 Multi-Feeding • Description Multiple sheets of paper are fed at intervals of 57mm... on the back of a paper. If background appears badly in the fuser • Description If contaminated at once. Check and Cause 1. Disassemble the fuser, clean the area between the Heat-roller and Thermistor and remove the foreign matter of ...
... 1. Use the smooth paper. 4-3-6 Paper rolled in the printing, fix it by referring to the solutions for background. (See 4-2-8 Background) Samsung Electronics 4-15 Contamination of the pressure roller. 2. Troubleshooting 4-3-5 Multi-Feeding • Description Multiple sheets of paper are fed at intervals of 57mm... on the back of a paper. If background appears badly in the fuser • Description If contaminated at once. Check and Cause 1. Disassemble the fuser, clean the area between the Heat-roller and Thermistor and remove the foreign matter of ...
Service Manual
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Gear of overheat mode works properly. 4. Check if the circuit of the fuser does not work and breaks away melt away. Solution If you cannot solve the problem after you replace LSU, replace the main board. Samsung Electronics 4-17 Check if the thermostat, AC wire and Heat Lamp is located ...deep in place. 3. If the thermistor sensor device is open replace the fuser and check following items. 2. If the DCU error code 95 is...
Gear of overheat mode works properly. 4. Check if the circuit of the fuser does not work and breaks away melt away. Solution If you cannot solve the problem after you replace LSU, replace the main board. Samsung Electronics 4-17 Check if the thermostat, AC wire and Heat Lamp is located ...deep in place. 3. If the thermistor sensor device is open replace the fuser and check following items. 2. If the DCU error code 95 is...
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...The motor breaks away from its place due to gear melting away. Check and Cause 1. sor. 2. sor. 2. Solution 1. Replace the Fuser. 2. Solution 1. Replace the engine board. 4-4-5 Paper Empty without indication • Description The paper lamp on the operator panel does not ... when paper is empty. Check and Cause 1. Replace the engine board. 4-18 Samsung Electronics Solution 1. DCU mode : Perform DCU diagnostic code 8. Troubleshooting 4-4-3 Not function of the gear of Fuser Erasing Lamp On/Off with the Error Code Check -10-. Replace the defective actuator...
...The motor breaks away from its place due to gear melting away. Check and Cause 1. sor. 2. sor. 2. Solution 1. Replace the Fuser. 2. Solution 1. Replace the engine board. 4-4-5 Paper Empty without indication • Description The paper lamp on the operator panel does not ... when paper is empty. Check and Cause 1. Replace the engine board. 4-18 Samsung Electronics Solution 1. DCU mode : Perform DCU diagnostic code 8. Troubleshooting 4-4-3 Not function of the gear of Fuser Erasing Lamp On/Off with the Error Code Check -10-. Replace the defective actuator...