Service Manual
Page 7
...the liquid gets into the product, these weather conditions. (10) Avoid damp or dusty areas, install the product in a clean well ventilated location. When servicing the product, remove the power plug from children. The power connector must be disconnected from eyes or... cable, weakening the cover or exposing cables causing fire and shock risks. (8) Ensure that the power sockets and plugs are expected. Service Manual 1-2 Samsung Electronics Wash any way. Replace the damaged power cable immediately, do so could damage the product and potentially cause a fire or electric shock. (2) ...
...the liquid gets into the product, these weather conditions. (10) Avoid damp or dusty areas, install the product in a clean well ventilated location. When servicing the product, remove the power plug from children. The power connector must be disconnected from eyes or... cable, weakening the cover or exposing cables causing fire and shock risks. (8) Ensure that the power sockets and plugs are expected. Service Manual 1-2 Samsung Electronics Wash any way. Replace the damaged power cable immediately, do so could damage the product and potentially cause a fire or electric shock. (2) ...
Service Manual
Page 26
...None • Classifying device for toner cartridge: ID is classified by CRUM. -100V 8 Cleaning Blade Max -1.4KV 2 Cleaning Roller 1 0.20mW -720V 6 -150V↓ 7 -350V +3.5kV 3 4 5 -550V Service Manual 2-16 Samsung Electronics The OPC unit has OPC drum and charging roller, and the toner cartridge unit has...toner : 0.7K → Sales toner : 1.5K • Toner Residual Sensor : Dot count with CRUM(CRU Monitor) • OPC Cleaning : Collect the toner by using the electronic photo process, it creates a visual image. Product spec and feature 2.2.3.6 Toner Cartridge By using...
...None • Classifying device for toner cartridge: ID is classified by CRUM. -100V 8 Cleaning Blade Max -1.4KV 2 Cleaning Roller 1 0.20mW -720V 6 -150V↓ 7 -350V +3.5kV 3 4 5 -550V Service Manual 2-16 Samsung Electronics The OPC unit has OPC drum and charging roller, and the toner cartridge unit has...toner : 0.7K → Sales toner : 1.5K • Toner Residual Sensor : Dot count with CRUM(CRU Monitor) • OPC Cleaning : Collect the toner by using the electronic photo process, it creates a visual image. Product spec and feature 2.2.3.6 Toner Cartridge By using...
Service Manual
Page 31
...Voltage Rising Time : 50 ms Max - Output Voltage: -200V ~ -500V DC ±3% - Output Loading range : 10 MΩ ~ 1000 MΩ - Service Manual 2-21 Samsung Electronics Input Voltage : 24 V DC ± 15% - Input Voltage : 24 V DC ± 15% - Output Loading range : 30 MΩ ~ 1000 MΩ - ... Control Method : The THV-PWM ACTIVE is low. • Supply - The (+) Transfer Voltage is not outputted because the THV PWM is Low • Cleaning Voltage (THV- ) - Output Voltage Falling Time : 50 ms Max - Output Voltage Rising Time : 50 ms Max - Output Voltage : -350 V ~ ...
...Voltage Rising Time : 50 ms Max - Output Voltage: -200V ~ -500V DC ±3% - Output Loading range : 10 MΩ ~ 1000 MΩ - Service Manual 2-21 Samsung Electronics Input Voltage : 24 V DC ± 15% - Input Voltage : 24 V DC ± 15% - Output Loading range : 30 MΩ ~ 1000 MΩ - ... Control Method : The THV-PWM ACTIVE is low. • Supply - The (+) Transfer Voltage is not outputted because the THV PWM is Low • Cleaning Voltage (THV- ) - Output Voltage Falling Time : 50 ms Max - Output Voltage Rising Time : 50 ms Max - Output Voltage : -350 V ~ ...
Service Manual
Page 62
... Ensure the installation surface is of a suitable quality, weight and size? If necessary move the printer. 4. Some industrial or cleaning processes give of the surroundings are within specification If necessary move the printer. 3. Ensure that is installed in direct sunlight. .... 2. Ensure the printer is not positioned in the SMPS.(F1) 2. B. Check the Installation Environment. 1. Clean the Paper Transport Passages. C. Service Manual 4-14 Samsung Electronics Is the Power cord connected to the printer correctly ? Use only paper which can affect the printer. Is...
... Ensure the installation surface is of a suitable quality, weight and size? If necessary move the printer. 4. Some industrial or cleaning processes give of the surroundings are within specification If necessary move the printer. 3. Ensure that is installed in direct sunlight. .... 2. Ensure the printer is not positioned in the SMPS.(F1) 2. B. Check the Installation Environment. 1. Clean the Paper Transport Passages. C. Service Manual 4-14 Samsung Electronics Is the Power cord connected to the printer correctly ? Use only paper which can affect the printer. Is...
Service Manual
Page 63
Check the surface of the roller-pick up roller. Paper is worn away. Check if the separation pad in the cassette is not exited from the cassette. 2. Check the Solenoid. Replace the separation pad. 3. Clean with soft cloth dampened with IPA(Isopropyl Alcohol) or replace the pick up is contaminated. Jam-0 occurs if the paper feeds into the printer. 1. Replace the solenoid. 2. Alignment and Troubleshooting 4.2.2 Bad discharge 1) JAM 0 Description : 1 . Service Manual 4-15 Samsung Electronics
Check the surface of the roller-pick up roller. Paper is worn away. Check if the separation pad in the cassette is not exited from the cassette. 2. Check the Solenoid. Replace the separation pad. 3. Clean with soft cloth dampened with IPA(Isopropyl Alcohol) or replace the pick up is contaminated. Jam-0 occurs if the paper feeds into the printer. 1. Replace the solenoid. 2. Alignment and Troubleshooting 4.2.2 Bad discharge 1) JAM 0 Description : 1 . Service Manual 4-15 Samsung Electronics
Service Manual
Page 65
Solenoid malfunction (the solenoid does not work properly) Replace the solenoid if necessary. 2. Cassette holder pad is contaminated with foreign matter.(oil...) Clean the pad friction with soft clothe dampened with IPA (Isopropyl Alcohol). Alignment and Troubleshooting 3) Multi-Feeding Description : M ultiple sheets of paper are fed at once. 1. Service Manual 4-17 Samsung Electronics
Solenoid malfunction (the solenoid does not work properly) Replace the solenoid if necessary. 2. Cassette holder pad is contaminated with foreign matter.(oil...) Clean the pad friction with soft clothe dampened with IPA (Isopropyl Alcohol). Alignment and Troubleshooting 3) Multi-Feeding Description : M ultiple sheets of paper are fed at once. 1. Service Manual 4-17 Samsung Electronics
Service Manual
Page 72
... cleaning-blade. If causes 1 and 2 occur in the toner cartridge. Replace the transfer roller if occurred as No. 3. 3. Scratched surface of the transfer roller. Partly depression or deformation on the surface of the charge roller in the toner cartridge, replace the toner cartridge and try to print out. 2. Service Manual 4-24 Samsung...
... cleaning-blade. If causes 1 and 2 occur in the toner cartridge. Replace the transfer roller if occurred as No. 3. 3. Scratched surface of the transfer roller. Partly depression or deformation on the surface of the charge roller in the toner cartridge, replace the toner cartridge and try to print out. 2. Service Manual 4-24 Samsung...
Service Manual
Page 73
... foreign substances are not solved, replace the toner cartridge. Foreign matter stuck onto the window : Clean the LSU window with recommended cleaner(IPA) Clean the window with a clean cotton swab. 2. If the fuser is defective, voids occur periodically at the top of the ... Remove if found. Foreign matter stuck onto the window of internal lenses of the exposure window. (toner cartridge) 4. Service Manual 4-25 Samsung Electronics Alignment and Troubleshooting 2) Vertical White Line Description : W hite vertical voids in front of the image.) Replace the toner cartridge. ...
... foreign substances are not solved, replace the toner cartridge. Foreign matter stuck onto the window : Clean the LSU window with recommended cleaner(IPA) Clean the window with a clean cotton swab. 2. If the fuser is defective, voids occur periodically at the top of the ... Remove if found. Foreign matter stuck onto the window of internal lenses of the exposure window. (toner cartridge) 4. Service Manual 4-25 Samsung Electronics Alignment and Troubleshooting 2) Vertical White Line Description : W hite vertical voids in front of the image.) Replace the toner cartridge. ...
Service Manual
Page 74
...or blurry horizontal stripes occur in the OPC. 2. Clean the right Gear that has relatively small gap of developer may not occur periodically.) 1. If the malfunction persists, replace the developer. Service Manual 4-26 Samsung Electronics The rollers of the teeth in the printing ...periodically. (They may be stained. Clean each voltage terminal of the voltage terminals to developer. Bad contacts of the Charge...
...or blurry horizontal stripes occur in the OPC. 2. Clean the right Gear that has relatively small gap of developer may not occur periodically.) 1. If the malfunction persists, replace the developer. Service Manual 4-26 Samsung Electronics The rollers of the teeth in the printing ...periodically. (They may be stained. Clean each voltage terminal of the voltage terminals to developer. Bad contacts of the Charge...
Service Manual
Page 75
...or blurry black spots occur periodically, the rollers in the printing 1. The transfer roller guarantees 30,000 sheets printing. Service Manual 4-27 Samsung Electronics If faded areas or voids occur in a black image at intervals of the set against the paper particles and foreign matter in ...partially broken, the transfer voltage is expired, replace it. 2. If the roller's life is abnormal or the transfer roller's life has expired. Clean the inside of 62.9mm, or black spots occur elsewhere, the OPC drum surface is damaged. 3. White spots occur periodically in the Developer...
...or blurry black spots occur periodically, the rollers in the printing 1. The transfer roller guarantees 30,000 sheets printing. Service Manual 4-27 Samsung Electronics If faded areas or voids occur in a black image at intervals of the set against the paper particles and foreign matter in ...partially broken, the transfer voltage is expired, replace it. 2. If the roller's life is abnormal or the transfer roller's life has expired. Clean the inside of 62.9mm, or black spots occur elsewhere, the OPC drum surface is damaged. 3. White spots occur periodically in the Developer...
Service Manual
Page 76
...before you start printing. 1. Replace the developer cartridge and try to print out. 2. Wait 30 minutes after printer is below than 10℃. Clean up the contaminated area by the toner stains between the high voltage terminal in the HVPS and the one in the set. 3. Bad contact ...caused by the toner. 2. Replace the HVPS if the problems are not solved by the above four directions. Service Manual 4-28 Samsung Electronics Abnormal output from the HVPS. Alignment and Troubleshooting 5) Light Image Description : The printed image is light, with no ghost. 1.
...before you start printing. 1. Replace the developer cartridge and try to print out. 2. Wait 30 minutes after printer is below than 10℃. Clean up the contaminated area by the toner stains between the high voltage terminal in the HVPS and the one in the set. 3. Bad contact ...caused by the toner. 2. Replace the HVPS if the problems are not solved by the above four directions. Service Manual 4-28 Samsung Electronics Abnormal output from the HVPS. Alignment and Troubleshooting 5) Light Image Description : The printed image is light, with no ghost. 1.
Service Manual
Page 77
Charge voltage is dark. 1. Replace the HVPS if not solved by the above direction 1 and 2. Service Manual 4-29 Samsung Electronics Clean the high voltage charge terminal. 2. Alignment and Troubleshooting 6) Dark Image or a Black Page Description : The printed image is not turned on due to the bad contacts between power supply in the engine board. Check the state of HVPS. 1. No charge voltage in the side of the Developer and charge terminal of the connector which connects the engine board and HVPS. 2.
Charge voltage is dark. 1. Replace the HVPS if not solved by the above direction 1 and 2. Service Manual 4-29 Samsung Electronics Clean the high voltage charge terminal. 2. Alignment and Troubleshooting 6) Dark Image or a Black Page Description : The printed image is not turned on due to the bad contacts between power supply in the engine board. Check the state of HVPS. 1. No charge voltage in the side of the Developer and charge terminal of the connector which connects the engine board and HVPS. 2.
Service Manual
Page 78
The toner cartridge is not guaranteed if using recycle paper. 3. Is the HVPS normal? Service Manual 4-30 Samsung Electronics The A/S is basically designed to print 1,500 sheets with 5% image. Does character exist less than 2% per a page, and has not it has been ended. 4. ... ended? If the problem is still not solved, replace the developer. Has the life span of the printing. 1. Does recycle paper be used long time? 2. Clean the bushing part of the transfer roller. 5.
The toner cartridge is not guaranteed if using recycle paper. 3. Is the HVPS normal? Service Manual 4-30 Samsung Electronics The A/S is basically designed to print 1,500 sheets with 5% image. Does character exist less than 2% per a page, and has not it has been ended. 4. ... ended? If the problem is still not solved, replace the developer. Has the life span of the printing. 1. Does recycle paper be used long time? 2. Clean the bushing part of the transfer roller. 5.
Service Manual
Page 79
....000 sheets) has expired. Abnormal low temperature (below 10℃). Clean the terminals when contaminated by contamination from toner particles between high voltage terminal in the main body and the one in the whole printing. 62.9mm 1. Service Manual 4-31 Samsung Electronics If not solved by the above directions 1-2. 4. Alignment and Troubleshooting...
....000 sheets) has expired. Abnormal low temperature (below 10℃). Clean the terminals when contaminated by contamination from toner particles between high voltage terminal in the main body and the one in the whole printing. 62.9mm 1. Service Manual 4-31 Samsung Electronics If not solved by the above directions 1-2. 4. Alignment and Troubleshooting...
Service Manual
Page 82
r ( Caution : can be deformed) Service Manual 4-34 Samsung Electronics Alignment and Troubleshooting 11) Ghost (4) Description : G host occurs at 47 mm intervals. 47mm The temperature of the fuser is maintained high. Disassemble the fuser and remove the contaminated toner particles on the roller and clean the foreign matter between Thermistor and Heat rolle.
r ( Caution : can be deformed) Service Manual 4-34 Samsung Electronics Alignment and Troubleshooting 11) Ghost (4) Description : G host occurs at 47 mm intervals. 47mm The temperature of the fuser is maintained high. Disassemble the fuser and remove the contaminated toner particles on the roller and clean the foreign matter between Thermistor and Heat rolle.
Service Manual
Page 84
Run Self-Test to be deformed. Replace the transfer roller if contaminated severe.ly 2. If contaminated, clean the area not to remove the contamination of the page is stained at 39.2 mm intervals. 1. Service Manual 4-36 Samsung Electronics Disassemble the fuser and clean the H/R(Heat Roller) and P/R (Pressure roller).And check the area between H/R and Thermistor. Transfer roller is contaminated. Pressure roller is contaminated. 2. Print 2 or 3 times. Alignment and Troubleshooting 13) Stains on Back of Page Description : The back of the transfer rolle.r 1.
Run Self-Test to be deformed. Replace the transfer roller if contaminated severe.ly 2. If contaminated, clean the area not to remove the contamination of the page is stained at 39.2 mm intervals. 1. Service Manual 4-36 Samsung Electronics Disassemble the fuser and clean the H/R(Heat Roller) and P/R (Pressure roller).And check the area between H/R and Thermistor. Transfer roller is contaminated. Pressure roller is contaminated. 2. Print 2 or 3 times. Alignment and Troubleshooting 13) Stains on Back of Page Description : The back of the transfer rolle.r 1.
Service Manual
Page 110
... following tools are recommended safe and easy troubleshooting as described in this service manual. • DVM (Digital Volt Meter) Standard : Indicates more than 3 digits. • Cleaning Equipments Standard : An IPA (Isopropyl Alcohol) dry wipe tissue or a gentle neutral detergent and lint-free cloth. • Driver Standard : "-" type, "+" type (M3 long... Swab Standard : For general home use, for medical service. • Spring Hook Standard : For general use • Software (Driver) installation CD ROM Service Manual 6-1 Samsung Electronics Reference Information 6.
... following tools are recommended safe and easy troubleshooting as described in this service manual. • DVM (Digital Volt Meter) Standard : Indicates more than 3 digits. • Cleaning Equipments Standard : An IPA (Isopropyl Alcohol) dry wipe tissue or a gentle neutral detergent and lint-free cloth. • Driver Standard : "-" type, "+" type (M3 long... Swab Standard : For general home use, for medical service. • Spring Hook Standard : For general use • Software (Driver) installation CD ROM Service Manual 6-1 Samsung Electronics Reference Information 6.