Service Manual
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... and the power plug are found, repair it and place other liquid, pin, clip, etc. An electric shock could cause. (7) Management of the toner cartridge. 1.2.2 Precaution related electric shock or fire It is getting higher. A fire can be caused. (2) Use authorized power code. It can be caused... A fire can be occurred due to get electric shock or burn by fire if you keep children out of power code. Service Manual 1-2 Samsung Electronics Electric shock can be replaced immediately. A damaged power code must be occurred. Do not make it off the plug when a smoke, ...
... and the power plug are found, repair it and place other liquid, pin, clip, etc. An electric shock could cause. (7) Management of the toner cartridge. 1.2.2 Precaution related electric shock or fire It is getting higher. A fire can be caused. (2) Use authorized power code. It can be caused... A fire can be occurred due to get electric shock or burn by fire if you keep children out of power code. Service Manual 1-2 Samsung Electronics Electric shock can be replaced immediately. A damaged power code must be occurred. Do not make it off the plug when a smoke, ...
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...a 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...a 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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Specifications 3.5 TONER Cartridge (Developer) ITEM Life span Developing Charging Toner checking 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...; 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
Specifications 3.5 TONER Cartridge (Developer) ITEM Life span Developing Charging Toner checking 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...; 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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...green fast. Samsung Electronics Service Manual 4-3 If the On Line/Error lights red, the printer is disabled. If the printer is no paper in Ready mode, this LED is off and the Toner Save mode is experiencing an error, such as jammed paper, the open cover or the empty toner cartridge. In ...Manual Feed mode, if there is receiving data, the On Line/Error LED slowly blinks green. Load paper into the Manual Feeder and the LED stops blinking. If the printer is enabled. If the On Line/Error and Toner Save LEDs blink, your system...
...green fast. Samsung Electronics Service Manual 4-3 If the On Line/Error lights red, the printer is disabled. If the printer is no paper in Ready mode, this LED is off and the Toner Save mode is experiencing an error, such as jammed paper, the open cover or the empty toner cartridge. In ...Manual Feed mode, if there is receiving data, the On Line/Error LED slowly blinks green. Load paper into the Manual Feeder and the LED stops blinking. If the printer is enabled. If the On Line/Error and Toner Save LEDs blink, your system...
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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...: Non magnetic 1 element contacting method - Toner remaining amount detecting sensor: None - Classifying device for toner cartridge: ID is classified by using the electronic photo process, it creates a visual image. In the toner cartridge, the OPC unit and the developer unit are in a body. S U M M A RY OF PRO D U C T 4.2.6 Toner Cartridge By using electric static + FILM OPC - Service Manual 4-8 Samsung Electronics
...: Non magnetic 1 element contacting method - Toner remaining amount detecting sensor: None - Classifying device for toner cartridge: ID is classified by using the electronic photo process, it creates a visual image. In the toner cartridge, the OPC unit and the developer unit are in a body. S U M M A RY OF PRO D U C T 4.2.6 Toner Cartridge By using electric static + FILM OPC - Service Manual 4-8 Samsung Electronics
Service Manual
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... value of sensing and the voltage value of CPU, and the developer ID sensing is operated. Samsung Electronics Service Manual 4-11 After the developer is mounted, the actuator is selected. 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...
... value of sensing and the voltage value of CPU, and the developer ID sensing is operated. Samsung Electronics Service Manual 4-11 After the developer is mounted, the actuator is selected. 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...
Service Manual
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... away from the machine, note the cable routing that documents are removed, any component from the part to remove the toner cartridge before you disassemble parts. 3. Be sure to which it is latched. Samsung Electronics Service Manual 5-1 55. The latches break easily; Check to moving parts makes proper routing a must perform as close...
... away from the machine, note the cable routing that documents are removed, any component from the part to remove the toner cartridge before you disassemble parts. 3. Be sure to which it is latched. Samsung Electronics Service Manual 5-1 55. The latches break easily; Check to moving parts makes proper routing a must perform as close...
Service Manual
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... of paper is open or close. The Out bin is passing out of paper is jammed between the Discharge sensor and 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 ,04: B5... the position of the paper Code 61 00~05 State Warm up Ready(kind of paper is jammed between pickup unit and Feed sensor. The Toner Cartridge not installed, No paper in the fuser occurred. The paper has passed out of Exit Sensor. The front part of the Feed Sensor. ALIGNMENT & ADJUSTMENTS...
... of paper is open or close. The Out bin is passing out of paper is jammed between the Discharge sensor and 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 ,04: B5... the position of the paper Code 61 00~05 State Warm up Ready(kind of paper is jammed between pickup unit and Feed sensor. The Toner Cartridge not installed, No paper in the fuser occurred. The paper has passed out of Exit Sensor. The front part of the Feed Sensor. ALIGNMENT & ADJUSTMENTS...
Service Manual
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...) 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 Cartridge DR SR PTL Feed Sensor FR MP Sensor P IC Empty Sensor Fuser EXIT Sensor PR L S U CR... tailing edge of the paper is not coming out from the set after the leading edge of paper passes the paper exit sensor.) Service Manual 6-6 Samsung Electronics
...) 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 Cartridge DR SR PTL Feed Sensor FR MP Sensor P IC Empty Sensor Fuser EXIT Sensor PR L S U CR... tailing edge of the paper is not coming out from the set after the leading edge of paper passes the paper exit sensor.) Service Manual 6-6 Samsung Electronics
Service Manual
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... cover. Printing can be resumed. 6.3.3 Around the Toner Cartridge (JAM1) 1) Open the front cover and remove the toner cartridge 2) Gently pull the paper toward you. 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 ALIGNMENT & ADJUSTMENTS 6.3.2 In the Paper Feed...
... cover. Printing can be resumed. 6.3.3 Around the Toner Cartridge (JAM1) 1) Open the front cover and remove the toner cartridge 2) Gently pull the paper toward you. 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 ALIGNMENT & ADJUSTMENTS 6.3.2 In the Paper Feed...
Service Manual
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Note: The cartridge cleaning process takes some time. To stop printing, turn the power off. Samsung Electronics Service Manual 6-11 ALIGNMENT & ADJUSTMENTS 6.4.2 Printing a cleaning sheet If you are experiencing blurred, faded or smeared printouts. This process will produce a page with toner debris, which should be discarded. 1) Ensure that the printer is ... about 10 seconds. 3) Your printer automatically picks up a sheet of paper from the tray and prints out a cleaning sheet with dust or toner particles on it. Printing a cleaning sheet cleans the drum inside the toner cartridge.
Note: The cartridge cleaning process takes some time. To stop printing, turn the power off. Samsung Electronics Service Manual 6-11 ALIGNMENT & ADJUSTMENTS 6.4.2 Printing a cleaning sheet If you are experiencing blurred, faded or smeared printouts. This process will produce a page with toner debris, which should be discarded. 1) Ensure that the printer is ... about 10 seconds. 3) Your printer automatically picks up a sheet of paper from the tray and prints out a cleaning sheet with dust or toner particles on it. Printing a cleaning sheet cleans the drum inside the toner cartridge.
Service Manual
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...-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...The cycle period given below is a general guideline for maintenance. DCU CODE 60 68 62 95 96 Service Manual 6-12 Samsung Electronics The [Error] LED (red) and the [Toner Save] LED are simultaneously flashing every one -second. ALIGNMENT & ADJUSTMENTS 6.5 Consumables and Replacement Parts The cycle period outlined ...
...-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...The cycle period given below is a general guideline for maintenance. DCU CODE 60 68 62 95 96 Service Manual 6-12 Samsung Electronics The [Error] LED (red) and the [Toner Save] LED are simultaneously flashing every one -second. ALIGNMENT & ADJUSTMENTS 6.5 Consumables and Replacement Parts The cycle period outlined ...
Service Manual
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... band horizontal image band image ghost Black spot and image 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
... band horizontal image band image ghost Black spot and image 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
Service Manual
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...on the left and right springs of the transfer roller smooth? 5. Solution 1. The B/S is still not solved, replace the developer. Occur in the developer cartridge, replace the developer and try to print 3,000 sheets with 2% image, a background can be used long time? 2. Solution 1. T RO U B ... exist less than 3,000 sheets (around 5,000 sheets) with 5% image. Is the HVPS normal? The toner cartridge is damaged. 2. Service Manual 7-4 Samsung Electronics Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Check and Cause 1. If it prints more ...
...on the left and right springs of the transfer roller smooth? 5. Solution 1. The B/S is still not solved, replace the developer. Occur in the developer cartridge, replace the developer and try to print 3,000 sheets with 2% image, a background can be used long time? 2. Solution 1. T RO U B ... exist less than 3,000 sheets (around 5,000 sheets) with 5% image. Is the HVPS normal? The toner cartridge is damaged. 2. Service Manual 7-4 Samsung Electronics Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Check and Cause 1. If it prints more ...
Service Manual
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...(Isopropyl Alcohol) or water. 4. T RO U B L E S H O OT I N G 7.2 bad discharge 7.2.1 Wrong Print Position • Description Printing begins at wrong position on the paper. Service Manual 7-8 Samsung Electronics Solution Replace the defective actuator 7.2.2 JAM 0 Fuser EXIT Sensor PR L S U CR Toner Cartridge DR OPC SR PTL Feed MP Sensor TR Sensor FR K /R P IC Empty Sensor • Description 1.
...(Isopropyl Alcohol) or water. 4. T RO U B L E S H O OT I N G 7.2 bad discharge 7.2.1 Wrong Print Position • Description Printing begins at wrong position on the paper. Service Manual 7-8 Samsung Electronics Solution Replace the defective actuator 7.2.2 JAM 0 Fuser EXIT Sensor PR L S U CR Toner Cartridge DR OPC SR PTL Feed MP Sensor TR Sensor FR K /R P IC Empty Sensor • Description 1.
Service Manual
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... 08) 2. Recording paper is seriously contaminated with dry gauze. 3. T RO U B L E S H O OT I N G 7.2.3 JAM 1 Fuser EXIT Sensor PR L S U CR Toner Cartridge DR OPC SR PTL Feed MP Sensor TR Sensor FR K /R P IC Empty Sensor • Description 1. Reassemble the Actuator-Feed and Spring-Actuator if the returning... is accordion in front of the actuator exit or not and if the actuator is jammed in the fuser. Samsung Electronics Solution 1. Replace the SMPS. 2. Check if the exit sensor actuator is defective. • Check if the actuator exit...
... 08) 2. Recording paper is seriously contaminated with dry gauze. 3. T RO U B L E S H O OT I N G 7.2.3 JAM 1 Fuser EXIT Sensor PR L S U CR Toner Cartridge DR OPC SR PTL Feed MP Sensor TR Sensor FR K /R P IC Empty Sensor • Description 1. Reassemble the Actuator-Feed and Spring-Actuator if the returning... is accordion in front of the actuator exit or not and if the actuator is jammed in the fuser. Samsung Electronics Solution 1. Replace the SMPS. 2. Check if the exit sensor actuator is defective. • Check if the actuator exit...
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Paper is curled. Solution 1. Recommend to remove the rolled in the OPC. Samsung Electronics Service Manual 7-11 The face of paper is too much thin. 2. How to use normal paper. 2. T RO U B L E S H O OT I N G 7.2.7 Paper rolled in the Toner Cartridge (OPC Drum) • Description Paper is rolled up in the OPC Drum. • Remove the paper while turning the OPC Drum against the ongoing direction. • C;eam fomger[romts on the OPC Drum spft;u with IPA(Isopropyl Alcohol) or tissue. Check and Cause 1.
Paper is curled. Solution 1. Recommend to remove the rolled in the OPC. Samsung Electronics Service Manual 7-11 The face of paper is too much thin. 2. How to use normal paper. 2. T RO U B L E S H O OT I N G 7.2.7 Paper rolled in the Toner Cartridge (OPC Drum) • Description Paper is rolled up in the OPC Drum. • Remove the paper while turning the OPC Drum against the ongoing direction. • C;eam fomger[romts on the OPC Drum spft;u with IPA(Isopropyl Alcohol) or tissue. Check and Cause 1.
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... closed. Make sure that the toner cartridge snaps into place. 5) Close the front cover. Samsung Electronics 1.7 Service Manual 7-17 The fusing area may be able to temporarily improve the print quality by redistributing the toner(Shake the toner cartridge), however, you should replace the toner cartridge to solve the problem thoroughly. 7.4.3 Redistributing Toner When toner is low, faded or light...
... closed. Make sure that the toner cartridge snaps into place. 5) Close the front cover. Samsung Electronics 1.7 Service Manual 7-17 The fusing area may be able to temporarily improve the print quality by redistributing the toner(Shake the toner cartridge), however, you should replace the toner cartridge to solve the problem thoroughly. 7.4.3 Redistributing Toner When toner is low, faded or light...