Service Manual
Page 31
... Test. The LEDs begin to turn on then off once the thermistor reaches operating temperature. The Ready LED turns on automatically. 4. The printer lacks sufficient memory to home position. 6. Check for correct POST functioning of the input and exit paper feed sensors. 8. Note: The ... 2. Once the fuser has reached operating temperature, the main motor turns on and the pick roller shaft assembly rotates to enable Resource Save. The engine/LVPS board checks the status of the base printer by observing the following: 1. The Data LED turns off . 3. Diagnostic Information 2-9 As...
... Test. The LEDs begin to turn on then off once the thermistor reaches operating temperature. The Ready LED turns on automatically. 4. The printer lacks sufficient memory to home position. 6. Check for correct POST functioning of the input and exit paper feed sensors. 8. Note: The ... 2. Once the fuser has reached operating temperature, the main motor turns on and the pick roller shaft assembly rotates to enable Resource Save. The engine/LVPS board checks the status of the base printer by observing the following: 1. The Data LED turns off . 3. Diagnostic Information 2-9 As...
Service Manual
Page 47
... continuously pick paper. 4044-XXX Paper picks during POST and/or continuously FRU Models E310 & E312 Pick Roller Clutch Solenoid Action Check the pick roller clutch for the following voltages: CN401-3 +5 V dc CN401-4 Ground If these voltages are not correct, replace the ...E312 Roller Guides Action Check for a broken or stuck flag on pick roller assembly. Disconnect the cable and check for wear. If the spring is worn, the solenoid may not stop the pick roller from rotating. Check for correct position of the pick roller. Paper picks but stops half way through the printer...
... continuously pick paper. 4044-XXX Paper picks during POST and/or continuously FRU Models E310 & E312 Pick Roller Clutch Solenoid Action Check the pick roller clutch for the following voltages: CN401-3 +5 V dc CN401-4 Ground If these voltages are not correct, replace the ...E312 Roller Guides Action Check for a broken or stuck flag on pick roller assembly. Disconnect the cable and check for wear. If the spring is worn, the solenoid may not stop the pick roller from rotating. Check for correct position of the pick roller. Paper picks but stops half way through the printer...
Service Manual
Page 49
...Check the friction pad on the interconnect board. Diagnostic Information 2-27 4044-XXX Paper never picks FRU Models E310 & E312 Paper Tray Model E310 Pick Roller Solenoid Model E312 Pick Roller Solenoid Action Make sure the paper tray is correct, disconnect the solenoid and check CN4-1 for +24 V dc... the solenoid and check CN402-1 for wear. Paper occasionally picks or picks multiple sheets at once FRU Models E310 & E312 Pick Roller Assembly Models E310 & E312 Paper Separator Assembly Models E310 & E312 Pick Roller Pad Assembly Action Check pick roller assembly for +24 V dc.
...Check the friction pad on the interconnect board. Diagnostic Information 2-27 4044-XXX Paper never picks FRU Models E310 & E312 Paper Tray Model E310 Pick Roller Solenoid Model E312 Pick Roller Solenoid Action Make sure the paper tray is correct, disconnect the solenoid and check CN4-1 for +24 V dc... the solenoid and check CN402-1 for wear. Paper occasionally picks or picks multiple sheets at once FRU Models E310 & E312 Pick Roller Assembly Models E310 & E312 Paper Separator Assembly Models E310 & E312 Pick Roller Pad Assembly Action Check pick roller assembly for +24 V dc.
Service Manual
Page 50
..."trees", wrinkles, stacks poorly or curls FRU Models E310 & E312 Transfer Roller Action This problem is most likely due to evenly distribute the toner. If the voltages are not correct, replace the HVPS. A worn transfer roller causes the printer to the "High Voltage Power Supply (model E310)" on connectors ...CN3 and CN4. If the problem still exists, replace the engine/LVPS board on the model E310 or the engine board on the model E312. 2-28 Service Manual
..."trees", wrinkles, stacks poorly or curls FRU Models E310 & E312 Transfer Roller Action This problem is most likely due to evenly distribute the toner. If the voltages are not correct, replace the HVPS. A worn transfer roller causes the printer to the "High Voltage Power Supply (model E310)" on connectors ...CN3 and CN4. If the problem still exists, replace the engine/LVPS board on the model E310 or the engine board on the model E312. 2-28 Service Manual
Service Manual
Page 53
...and gently shake the assembly to the PC drum. Try a new toner cartridge. Inspect the transfer roller for signs of damage or fatigue. Replace either or both transfer roller bearing assemblies if the springs show signs of wear or damage and replace as necessary. Check left and... the PC drum. Variation in image density horizontally across page FRU Toner Cartridge Transfer Roller Bearing Assembly Transfer Roller Action The charge roll in the left and right backup roller springs and backup roller to ensure adequate even pressure is applied to the fuser hotroll. Make sure recommended ...
...and gently shake the assembly to the PC drum. Try a new toner cartridge. Inspect the transfer roller for signs of damage or fatigue. Replace either or both transfer roller bearing assemblies if the springs show signs of wear or damage and replace as necessary. Check left and... the PC drum. Variation in image density horizontally across page FRU Toner Cartridge Transfer Roller Bearing Assembly Transfer Roller Action The charge roll in the left and right backup roller springs and backup roller to ensure adequate even pressure is applied to the fuser hotroll. Make sure recommended ...
Service Manual
Page 54
...hot roll may be contaminated or damaged. Inspect and replace as necessary. 2-32 Service Manual The supply roller or gear driving the supply roller may be contaminated or damaged. Inform the customer to replace the toner cartridge. Inform the customer to... Cartridge) Distance Between Irregularity 94.5 mm Charge Roller (Toner Cartridge) Distance Between Irregularity 37.8 mm Supply Roller (Toner Cartridge) Distance Between Irregularity 40.1 mm Developer Roller (Toner Cartridge) Distance Between Irregularity 46.1 mm Transfer Roller Distance Between Irregularity 46.0 mm Hot Roll Distance...
...hot roll may be contaminated or damaged. Inspect and replace as necessary. 2-32 Service Manual The supply roller or gear driving the supply roller may be contaminated or damaged. Inform the customer to replace the toner cartridge. Inform the customer to... Cartridge) Distance Between Irregularity 94.5 mm Charge Roller (Toner Cartridge) Distance Between Irregularity 37.8 mm Supply Roller (Toner Cartridge) Distance Between Irregularity 40.1 mm Developer Roller (Toner Cartridge) Distance Between Irregularity 46.1 mm Transfer Roller Distance Between Irregularity 46.0 mm Hot Roll Distance...
Service Manual
Page 55
... problem continues, install a new toner cartridge. Make sure recommended paper is not low on page 2-17. Check the transfer roller for contamination. If all components appear free of contamination, replace the following FRUs one at the proper temperature to fuse the toner...of image FRU Fuser Lamp Paper Light print FRU Toner Cartridge Transfer Roller HVPS Contact (Transfer Roller) HVPS Board Action The fuser may not be operating at a time in the order shown: Transfer Roller HVPS Contact (Transfer Roller) HVPS Board Diagnostic Information 2-33 Action Make sure the toner cartridge...
... problem continues, install a new toner cartridge. Make sure recommended paper is not low on page 2-17. Check the transfer roller for contamination. If all components appear free of contamination, replace the following FRUs one at the proper temperature to fuse the toner...of image FRU Fuser Lamp Paper Light print FRU Toner Cartridge Transfer Roller HVPS Contact (Transfer Roller) HVPS Board Action The fuser may not be operating at a time in the order shown: Transfer Roller HVPS Contact (Transfer Roller) HVPS Board Diagnostic Information 2-33 Action Make sure the toner cartridge...
Service Manual
Page 56
... Inspect the hot roll and backup roller for signs of graphics. This buildup may not fit the page. 2-34 Service Manual Incorrect characters print Make sure the correct printer driver software is building up on the hot roll. A transfer roller contaminated with a soft cloth or ...compressed air. Inspect the transfer roller for signs of the paper as it feeds through the printer especially in the speed of wear, debris...
... Inspect the hot roll and backup roller for signs of graphics. This buildup may not fit the page. 2-34 Service Manual Incorrect characters print Make sure the correct printer driver software is building up on the hot roll. A transfer roller contaminated with a soft cloth or ...compressed air. Inspect the transfer roller for signs of the paper as it feeds through the printer especially in the speed of wear, debris...
Service Manual
Page 72
..., demo pages can be printed by a center-fed "D" shape pick roller. Open the top cover. 3. When the Error LED comes on solid. To return the printer to Normal mode, repeat steps 1 through the printer. Double-click the operator button five times. 4044-XXX Toggle Demo/Normal... created with toner on solid while the Error and Press Button LEDs continue blinking. 8. The printer is affixed to enter Toggle Demo/Normal Mode: 1. A transfer roller then draws the toner off . 2. Printer Operation Paper is picked by briefly pressing the operator panel button. The paper follows an "L" ...
..., demo pages can be printed by a center-fed "D" shape pick roller. Open the top cover. 3. When the Error LED comes on solid. To return the printer to Normal mode, repeat steps 1 through the printer. Double-click the operator button five times. 4044-XXX Toggle Demo/Normal... created with toner on solid while the Error and Press Button LEDs continue blinking. 8. The printer is affixed to enter Toggle Demo/Normal Mode: 1. A transfer roller then draws the toner off . 2. Printer Operation Paper is picked by briefly pressing the operator panel button. The paper follows an "L" ...
Service Manual
Page 83
Repair Information 4-9 4044-XXX 7. Note: The backup roller can fall from the printer if the printer is turned on its side with the fuser removed. Slide the fuser in the direction of the arrows and remove the fuser.
Repair Information 4-9 4044-XXX 7. Note: The backup roller can fall from the printer if the printer is turned on its side with the fuser removed. Slide the fuser in the direction of the arrows and remove the fuser.
Service Manual
Page 92
Remove all the covers. 2. Remove the high voltage power supply. 3. Remove the roller bearing. 4-18 Service Manual 4044-XXX Pick Roll Assembly 1.
Remove all the covers. 2. Remove the high voltage power supply. 3. Remove the roller bearing. 4-18 Service Manual 4044-XXX Pick Roll Assembly 1.
Service Manual
Page 93
Remove the pick up roller gear and clutch. 7. Repair Information 4-19 Lift the pick roll assembly from the printer. Remove the upper frame. 6. Remove the roller access cover on the left side of the pick roller assembly. 5. 4044-XXX 4.
Remove the pick up roller gear and clutch. 7. Repair Information 4-19 Lift the pick roll assembly from the printer. Remove the upper frame. 6. Remove the roller access cover on the left side of the pick roller assembly. 5. 4044-XXX 4.
Service Manual
Page 127
... 12G0045 12G1878 Units 1 1 1 6 13 1 1 1 1 1 2 1 1 1 1 1 1 1 1 1 Description Cable Asm, Printhead to HVPS Printhead Assembly E310 Printhead Assembly E312 Screw, Type 2 PP 12G0101 Screw, Type 3 PP 12G0101 Frame, Upper E310 Frame, Upper E312 Solenoid, Pick Roller Clutch E310 Solenoid, Pick Roller Clutch E312 Fan, Cooling Spring, Print Cartridge Lock Lock, Print CartrIdge, Right Lock, Print Cartridge, Left Housing...
... 12G0045 12G1878 Units 1 1 1 6 13 1 1 1 1 1 2 1 1 1 1 1 1 1 1 1 Description Cable Asm, Printhead to HVPS Printhead Assembly E310 Printhead Assembly E312 Screw, Type 2 PP 12G0101 Screw, Type 3 PP 12G0101 Frame, Upper E310 Frame, Upper E312 Solenoid, Pick Roller Clutch E310 Solenoid, Pick Roller Clutch E312 Fan, Cooling Spring, Print Cartridge Lock Lock, Print CartrIdge, Right Lock, Print Cartridge, Left Housing...
Service Manual
Page 129
... 12G0130 12G0069 12G0058 Units 1 1 1 1 1 1 2 1 1 2 5 1 1 1 1 1 1 1 1 3 1 1 1 1 1 1 1 Description Roller, Transfer LED Asm, Pre-Transfer E310 LED Asm, Pre-Transfer E312 Bearing Asm, Transfer Roller Right Pad Asm, Friction Left E310 Pad Asm, Friction Left E312 Post, Separator Asm Spring Pad Asm, Friction Right E310 Pad Asm, Friction Right..., Input Paper Feed/Size E310 Sensor Asm, Input Paper Feed/Size E312 Cable Asm, Fuser Lamp Flag, Paper Exit Sensor E310 Flag, Paper Exit Sensor E312 Guide, HV Contact Contact Asm, HV-Transfer Roller Cover, Fuser Lamp Wiring Contact Asm, HV-Main Cable Asm, Power...
... 12G0130 12G0069 12G0058 Units 1 1 1 1 1 1 2 1 1 2 5 1 1 1 1 1 1 1 1 3 1 1 1 1 1 1 1 Description Roller, Transfer LED Asm, Pre-Transfer E310 LED Asm, Pre-Transfer E312 Bearing Asm, Transfer Roller Right Pad Asm, Friction Left E310 Pad Asm, Friction Left E312 Post, Separator Asm Spring Pad Asm, Friction Right E310 Pad Asm, Friction Right..., Input Paper Feed/Size E310 Sensor Asm, Input Paper Feed/Size E312 Cable Asm, Fuser Lamp Flag, Paper Exit Sensor E310 Flag, Paper Exit Sensor E312 Guide, HV Contact Contact Asm, HV-Transfer Roller Cover, Fuser Lamp Wiring Contact Asm, HV-Main Cable Asm, Power...
Service Manual
Page 133
... 12G0079 12G0077 12G3776 12G3777 Units 2 1 1 1 1 1 1 1 1 1 1 1 2 1 3 1 1 1 1 1 Description Shaft, Fuser Exit Roller Roller, Fuser Exit Center Thermistor, Hot Roll E310 Thermistor, Hot Roll E312 Holder, Fuser Exit Center Roller Lamp, Fuser, 110 V ac E310 Lamp, Fuser, 110 V ac E312 Lamp, Fuser, 220 V ac E310 Lamp, Fuser, 220 V ac E312 Plate, Hot Roll Ground Gear, Fuser Hot Roll Bearing...
... 12G0079 12G0077 12G3776 12G3777 Units 2 1 1 1 1 1 1 1 1 1 1 1 2 1 3 1 1 1 1 1 Description Shaft, Fuser Exit Roller Roller, Fuser Exit Center Thermistor, Hot Roll E310 Thermistor, Hot Roll E312 Holder, Fuser Exit Center Roller Lamp, Fuser, 110 V ac E310 Lamp, Fuser, 110 V ac E312 Lamp, Fuser, 220 V ac E310 Lamp, Fuser, 220 V ac E312 Plate, Hot Roll Ground Gear, Fuser Hot Roll Bearing...