Service Manual
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.... A fire can be caused. (2) Use authorized power code. Precautions 1.2 Caution for safety 1.2.1 Precaution related noxious material The toner in a printer cartridge contains a chemical material, which might harm human body if it is happened, turn off the power and remove the power plug from outlet immediately.... Caution when thundering, and being flash of the manual. (1) Use exact voltage. When taking off when thundering. Service Manual 1-2 Samsung Electronics Please do not fix it with dust, a fire can be happened. A fire can cause a fire, electric shock, or malfunction.
.... A fire can be caused. (2) Use authorized power code. Precautions 1.2 Caution for safety 1.2.1 Precaution related noxious material The toner in a printer cartridge contains a chemical material, which might harm human body if it is happened, turn off the power and remove the power plug from outlet immediately.... Caution when thundering, and being flash of the manual. (1) Use exact voltage. When taking off when thundering. Service Manual 1-2 Samsung Electronics Please do not fix it with dust, a fire can be happened. A fire can cause a fire, electric shock, or malfunction.
Service Manual
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... recommended for safe and smooth troubleshooting described in this service manual. 1 DCU(Diagnostic Control Unit) Standard : Test equipment to diagnose the Laser printer supplied by Samsung Electronics. 4 Driver Standard : "-" type, "+" type (M3 long, M3 short, M2 long, M2 short). 5 Tweezers Standard : For general home use, small ... IPA(Isopropyl Alcohol)dry cloth or a soft stuff neutral detergent 3 Electronic Scale Standard : Equipment to check the weight of consumables(toner cartridge) supplied by Samsung Electronics. (The gram unit can be measured.) 8 Software(Driver) installation CD ROM...
... recommended for safe and smooth troubleshooting described in this service manual. 1 DCU(Diagnostic Control Unit) Standard : Test equipment to diagnose the Laser printer supplied by Samsung Electronics. 4 Driver Standard : "-" type, "+" type (M3 long, M3 short, M2 long, M2 short). 5 Tweezers Standard : For general home use, small ... IPA(Isopropyl Alcohol)dry cloth or a soft stuff neutral detergent 3 Electronic Scale Standard : Equipment to check the weight of consumables(toner cartridge) supplied by Samsung Electronics. (The gram unit can be measured.) 8 Software(Driver) installation CD ROM...
Service Manual
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... sensor Ozone Style DESCRIPTION Starter: 1,000 sheets Running : 3,000 sheets Non-magnetic Mono Conponent Contact Developing Conductive Roller Charging Not Available 0.1PPM or less Single cartridge REMARK IDC 5% pattern 8 hours 2-Paper Handling Specifications Please refer to "Paper Specifications" on user guide • Input Paper Size PAPER A4 Letter Legal(Legal14") JIS... • Output capacity Face Down : 50 sheets(20lb) Face Up : 1 sheet(OHP, Lavbel, Cut Sheet, Envelope) Up to 90 g/m2 bond(16 to 24 lb) Samsung Electronics Service Manual 3-3
... sensor Ozone Style DESCRIPTION Starter: 1,000 sheets Running : 3,000 sheets Non-magnetic Mono Conponent Contact Developing Conductive Roller Charging Not Available 0.1PPM or less Single cartridge REMARK IDC 5% pattern 8 hours 2-Paper Handling Specifications Please refer to "Paper Specifications" on user guide • Input Paper Size PAPER A4 Letter Legal(Legal14") JIS... • Output capacity Face Down : 50 sheets(20lb) Face Up : 1 sheet(OHP, Lavbel, Cut Sheet, Envelope) Up to 90 g/m2 bond(16 to 24 lb) Samsung Electronics Service Manual 3-3
Service Manual
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S U M M A RY OF PRO D U C T 4.1.2 Rear View Rear output tray (Face up) Power receptacle Parallel port (ML-1750 Only) USB port 4.1.3 Inside View Toner cartridge Front Cover Service Manual 4-2 Samsung Electronics
S U M M A RY OF PRO D U C T 4.1.2 Rear View Rear output tray (Face up) Power receptacle Parallel port (ML-1750 Only) USB port 4.1.3 Inside View Toner cartridge Front Cover Service Manual 4-2 Samsung Electronics
Service Manual
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...system has some problems. To solve the problem. If you press the Cancel button in the Manual Feeder, the On Line/Error LED blinks red. Samsung Electronics Service Manual 4-3 If the On Line/Error lights red, the printer is receiving data, the On Line/Error LED blinks red to print.... If you press the Cancel button while the printer is experiencing an error, such as jammed paper, the open cover or the empty toner cartridge. If the printer is printing the received data, the On Line/Error LED blinks green fast. In Manual Feed mode, if there is no ...
...system has some problems. To solve the problem. If you press the Cancel button in the Manual Feeder, the On Line/Error LED blinks red. Samsung Electronics Service Manual 4-3 If the On Line/Error lights red, the printer is receiving data, the On Line/Error LED blinks red to print.... If you press the Cancel button while the printer is experiencing an error, such as jammed paper, the open cover or the empty toner cartridge. If the printer is printing the received data, the On Line/Error LED blinks green fast. In Manual Feed mode, if there is no ...
Service Manual
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4.2 System Layout S U M M A RY OF PRO D U C T 6 L S U 5 Fuser PR CR Toner Cartridge DR 7 OPC SR PTL MP Sensor 2 TR 3 4 FR K /R P IC 1 1 Cassette 2 Manual Feeder 3 Transfer Roller 4 PTL(Per-Tramsfer-Lamp) 5 Fuser 6 LSU(Laser Scan Unit) 7 Toner Cartridge Samsung Electronics Service Manual 4-5
4.2 System Layout S U M M A RY OF PRO D U C T 6 L S U 5 Fuser PR CR Toner Cartridge DR 7 OPC SR PTL MP Sensor 2 TR 3 4 FR K /R P IC 1 1 Cassette 2 Manual Feeder 3 Transfer Roller 4 PTL(Per-Tramsfer-Lamp) 5 Fuser 6 LSU(Laser Scan Unit) 7 Toner Cartridge Samsung Electronics Service Manual 4-5
Service Manual
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Toner: Non magnetic 1 element shatter type toner - Management of the frame channel. Classifying device for toner cartridge: ID is classified by interruption of disusable toner: Collect the toner by using electric static + FILM OPC - Service Manual 4-8 Samsung Electronics No disusable toner) - OPC Drum protecting Shutter: None - The life span of toner: 3,000 sheets...
Toner: Non magnetic 1 element shatter type toner - Management of the frame channel. Classifying device for toner cartridge: ID is classified by interruption of disusable toner: Collect the toner by using electric static + FILM OPC - Service Manual 4-8 Samsung Electronics No disusable toner) - OPC Drum protecting Shutter: None - The life span of toner: 3,000 sheets...
Service Manual
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... In this case. Its driving time is 300ms. The diode protects the driving TR from the photo interrupter is detected when it is operated. Samsung Electronics Service Manual 4-11 The signal from the noise pulse, which is supplied to CPU, and then sprays the image data after paper is ... when the sleep mode is selected. The A3977 (Motor driver IC) is used in the first place. S U M M A RY OF PRO D U C T 3) Paper Feeding, Toner Cartridge Sensing When paper passes the actuator (feed sensor part), it detects the signal of Photo interrupter, informs the paper feeding state to the each unit...
... In this case. Its driving time is 300ms. The diode protects the driving TR from the photo interrupter is detected when it is operated. Samsung Electronics Service Manual 4-11 The signal from the noise pulse, which is supplied to CPU, and then sprays the image data after paper is ... when the sleep mode is selected. The A3977 (Motor driver IC) is used in the first place. S U M M A RY OF PRO D U C T 3) Paper Feeding, Toner Cartridge Sensing When paper passes the actuator (feed sensor part), it detects the signal of Photo interrupter, informs the paper feeding state to the each unit...
Service Manual
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... image. The HVPS part takes the 24V and outputs the high voltage for making the best condition to the toner, OPC cartridge, and transfer roller. F101 250V L2A Service Manual 4-16 Samsung Electronics S U M M A RY OF PRO D U C T 4.5 SMPS & HVPS The SMPS supplies the DC power to the main board and ADF board. It...
... image. The HVPS part takes the 24V and outputs the high voltage for making the best condition to the toner, OPC cartridge, and transfer roller. F101 250V L2A Service Manual 4-16 Samsung Electronics S U M M A RY OF PRO D U C T 4.5 SMPS & HVPS The SMPS supplies the DC power to the main board and ADF board. It...
Service Manual
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... plastic latches. Make sure all components are not stored in memory. 2. 55. Check to verify that will be restored as possible to remove the toner cartridge before you must use extreme caution. Do not force plastic-material components. 7. Before removing any cables disturbed by the procedure must . Whenever servicing the machine... are in place with authorized components. 6. To remove such parts, press the hook end of cables to which it is latched. Unplug the power cord. 4. Samsung Electronics Service Manual 5-1
... plastic latches. Make sure all components are not stored in memory. 2. 55. Check to verify that will be restored as possible to remove the toner cartridge before you must use extreme caution. Do not force plastic-material components. 7. Before removing any cables disturbed by the procedure must . Whenever servicing the machine... are in place with authorized components. 6. To remove such parts, press the hook end of cables to which it is latched. Unplug the power cord. 4. Samsung Electronics Service Manual 5-1
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... to indicate error code. The front part of paper is open or close. LSU Scanner Motor not ready or Hsync signal not output. The Toner Cartridge not installed, No paper in the thermistor and the thermostat while printing, Low Temperature Error occurs. • 60: Open Fuser Error • 62... Out Bin Full 95 LSU Not Ready Description The error in the fuser occurred. The paper has passed out of the Feed Sensor. Service Manual 6-2 Samsung Electronics The printer is ready, the paper is detected when the first paper is printed. 00: Legal ,01: Letter ,02: A4 ,03: EXEC ...
... to indicate error code. The front part of paper is open or close. LSU Scanner Motor not ready or Hsync signal not output. The Toner Cartridge not installed, No paper in the thermistor and the thermostat while printing, Low Temperature Error occurs. • 60: Open Fuser Error • 62... Out Bin Full 95 LSU Not Ready Description The error in the fuser occurred. The paper has passed out of the Feed Sensor. Service Manual 6-2 Samsung Electronics The printer is ready, the paper is detected when the first paper is printed. 00: Legal ,01: Letter ,02: A4 ,03: EXEC ...
Service Manual
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... roller and high voltage is up to overheat Mode. PTL Test : Indicates the function of the PTL, same method of the code '07'. Service Manual 6-4 Samsung Electronics Hot Burn Test If the [enter] button pressed, the printer is up to Printing Mode. ALL HV : All high voltage output by each HV... ON/OFF 2nd LED ON/OFF Exit Sensor ON/OFF 3rd LED ON/OFF Cover Open Sensor Test Test the Cover Open Sensor in the Cartridge. Manual Pickup Test : Indicates the function of th Manual Pickup, same method of the code '07'. If the [Up] button pressed, the middle LED is...
... roller and high voltage is up to overheat Mode. PTL Test : Indicates the function of the PTL, same method of the code '07'. Service Manual 6-4 Samsung Electronics Hot Burn Test If the [enter] button pressed, the printer is up to Printing Mode. ALL HV : All high voltage output by each HV... ON/OFF 2nd LED ON/OFF Exit Sensor ON/OFF 3rd LED ON/OFF Cover Open Sensor Test Test the Cover Open Sensor in the Cartridge. Manual Pickup Test : Indicates the function of th Manual Pickup, same method of the code '07'. If the [Up] button pressed, the middle LED is...
Service Manual
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...Out(Face Up) 5 Paper Empty Sensor 6 Paper Feeding Sensor 7 Paper Exit Sensor K /R K /R K /R Fuser EXIT Sensor PR L S U CR OPC TR Toner Cartridge DR SR PTL Feed Sensor FR MP Sensor P IC Empty Sensor Fuser EXIT Sensor PR L S U CR OPC TR Toner...PTL Feed Sensor FR MP Sensor P IC Empty Sensor Fuser EXIT Sensor PR L S U CR OPC TR Toner Cartridge DR SR PTL Feed Sensor FR MP Sensor P IC Empty Sensor 1) After taking order, the printer feeds the... from the set after the leading edge of paper passes the paper exit sensor.) Service Manual 6-6 Samsung Electronics
...Out(Face Up) 5 Paper Empty Sensor 6 Paper Feeding Sensor 7 Paper Exit Sensor K /R K /R K /R Fuser EXIT Sensor PR L S U CR OPC TR Toner Cartridge DR SR PTL Feed Sensor FR MP Sensor P IC Empty Sensor Fuser EXIT Sensor PR L S U CR OPC TR Toner...PTL Feed Sensor FR MP Sensor P IC Empty Sensor Fuser EXIT Sensor PR L S U CR OPC TR Toner Cartridge DR SR PTL Feed Sensor FR MP Sensor P IC Empty Sensor 1) After taking order, the printer feeds the... from the set after the leading edge of paper passes the paper exit sensor.) Service Manual 6-6 Samsung Electronics
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...the front cover and remove the toner cartridge 2) Gently pull the paper toward you. Printing can be resumed. Service Manual 6-8 3) Check that all of the paper is no other paper in the tray. 3) Slide the tray back into the printer. Samsung Electronics Open and close the cover. ...Make sure that there is properly aligned in the printer. 4) Reinstall the toner cartridge, and then close the front cover. ALIGNMENT & ADJUSTMENTS 6.3.2 In the Paper Feed Area...
...the front cover and remove the toner cartridge 2) Gently pull the paper toward you. Printing can be resumed. Service Manual 6-8 3) Check that all of the paper is no other paper in the tray. 3) Slide the tray back into the printer. Samsung Electronics Open and close the cover. ...Make sure that there is properly aligned in the printer. 4) Reinstall the toner cartridge, and then close the front cover. ALIGNMENT & ADJUSTMENTS 6.3.2 In the Paper Feed Area...
Service Manual
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... printer automatically picks up a sheet of paper from the tray and prints out a cleaning sheet with dust or toner particles on it. Samsung Electronics Service Manual 6-11 Note: The cartridge cleaning process takes some time. To stop printing, turn the power off. ALIGNMENT & ADJUSTMENTS 6.4.2 Printing a cleaning sheet If you are experiencing blurred...
... printer automatically picks up a sheet of paper from the tray and prints out a cleaning sheet with dust or toner particles on it. Samsung Electronics Service Manual 6-11 Note: The cartridge cleaning process takes some time. To stop printing, turn the power off. ALIGNMENT & ADJUSTMENTS 6.4.2 Printing a cleaning sheet If you are experiencing blurred...
Service Manual
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... CYCLE Pick-up Roller 60,000 Pages Paepr Feeding Roller(Friction Pad) 60,000 Pages Transfer Roller 60,000 Pages Fuser 60,000 Pages Toner Cartridge 3,000 Pages 6.6 The LED Status Display by Each Error ERROR Open Fuser Error Over Heat Error Low Heat Error LSU not Ready Error (Pmotor...The [Error] LED (orange) and the [Toner Save] LED are simultaneously flashing every one -second. DCU CODE 60 68 62 95 96 Service Manual 6-12 Samsung Electronics The cycle period given below is stop in the fad status, and the [Error] LED (green) and the [Toner Save] LED are simultaneously flashing...
... CYCLE Pick-up Roller 60,000 Pages Paepr Feeding Roller(Friction Pad) 60,000 Pages Transfer Roller 60,000 Pages Fuser 60,000 Pages Toner Cartridge 3,000 Pages 6.6 The LED Status Display by Each Error ERROR Open Fuser Error Over Heat Error Low Heat Error LSU not Ready Error (Pmotor...The [Error] LED (orange) and the [Toner Save] LED are simultaneously flashing every one -second. DCU CODE 60 68 62 95 96 Service Manual 6-12 Samsung Electronics The cycle period given below is stop in the fad status, and the [Error] LED (green) and the [Toner Save] LED are simultaneously flashing...
Service Manual
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... ghost black spot on the backside Fuser 6 7 Fuser PR L S U CR OPC Toner Cartridge DR SR PTL TR MP Sensor FR K /R P IC L S U 2 1 5 Toner Cartridge 4 3 PTL MP Sensor 1 OPC Drum 2 Charge Roller 3 Supply Roller 4 Developing Roller 5 Tramsfer Roller 6 Heat Roller 7 Pressure Roller Samsung Electronics Service Manual 6-13 ALIGNMENT & ADJUSTMENTS 6.7 Periodic Defective Image If the delinquent...
... ghost black spot on the backside Fuser 6 7 Fuser PR L S U CR OPC Toner Cartridge DR SR PTL TR MP Sensor FR K /R P IC L S U 2 1 5 Toner Cartridge 4 3 PTL MP Sensor 1 OPC Drum 2 Charge Roller 3 Supply Roller 4 Developing Roller 5 Tramsfer Roller 6 Heat Roller 7 Pressure Roller Samsung Electronics Service Manual 6-13 ALIGNMENT & ADJUSTMENTS 6.7 Periodic Defective Image If the delinquent...
Service Manual
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...vertical band occur in the LSU : Open the cover of LSU and clean with a clean cotton swab. 2. Foreign matter in the printing. Samsung Electronics Service Manual 7-1 No 3. : Remove the foreign matter and burr of the voids. If the problems are on the surface of the ...Digital Printer Digital Printer Check and Cause 1. Straight thin black vertical line occurs in the developer cartridge, replace the developer and try to the position of the exposure window. (Developer cartridge) 4. Foreign matter stuck onto the window : Clean the LSU window with recommended cleaner(IPA)...
...vertical band occur in the LSU : Open the cover of LSU and clean with a clean cotton swab. 2. Foreign matter in the printing. Samsung Electronics Service Manual 7-1 No 3. : Remove the foreign matter and burr of the voids. If the problems are on the surface of the ...Digital Printer Digital Printer Check and Cause 1. Straight thin black vertical line occurs in the developer cartridge, replace the developer and try to the position of the exposure window. (Developer cartridge) 4. Foreign matter stuck onto the window : Clean the LSU window with recommended cleaner(IPA)...
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... Printer Digital Printer Check and Cause 1. Clean the inside of developer may be contaminated with a dry duster. 3. Service Manual 7-2 Samsung Electronics The rollers of the set against the paper particles and foreign matter in the printing. In case of 37.7 mm interval unremovable...on the OPC location equivalent to print out. 5. Dark or blurry black spots occur periodically in 1, take measures as to replace the developer cartridge and try to black spots and white spots with foreign matte or paper particles. ( Charge roller : 37.7 mm interval OPC drum :...
... Printer Digital Printer Check and Cause 1. Clean the inside of developer may be contaminated with a dry duster. 3. Service Manual 7-2 Samsung Electronics The rollers of the set against the paper particles and foreign matter in the printing. In case of 37.7 mm interval unremovable...on the OPC location equivalent to print out. 5. Dark or blurry black spots occur periodically in 1, take measures as to replace the developer cartridge and try to black spots and white spots with foreign matte or paper particles. ( Charge roller : 37.7 mm interval OPC drum :...
Service Manual
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...Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Check and Cause 1. Samsung Electronics Service Manual 7-3 Develop roller is powered on due to print out. 3. Solution 1. Check the state of developer cartridge is not turned on before you start printing. 4. Replace the HVPS if ...code 01) 2. Check if the Toner Save mode is below than 10°C. 2. Ambient temperature is off. 2. Replace the developer cartridge and try to the bad contacts between the high voltage terminal in the HVPS and the one in the set. 3. Charge voltage is...
...Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Check and Cause 1. Samsung Electronics Service Manual 7-3 Develop roller is powered on due to print out. 3. Solution 1. Check the state of developer cartridge is not turned on before you start printing. 4. Replace the HVPS if ...code 01) 2. Check if the Toner Save mode is below than 10°C. 2. Ambient temperature is off. 2. Replace the developer cartridge and try to the bad contacts between the high voltage terminal in the HVPS and the one in the set. 3. Charge voltage is...