Service Manual
Page 18
...Incomplete Fusing or Cold Offset 5-23 Mis-Registration, Color Layer not Correctly Registered in the Process Direction 5-24 Dirty...Color Registration 6-3 Resetting NVRAM 6-4 PostScript NVRAM Resets 6-4 Service Diagnostics PostScript NVRAM Resets 6-8 7 Cleaning and Maintenance Service Preventive Maintenance Procedure 7-2 Cleaning 7-2 8 Service Part Disassembly Overview 8-2 Standard Orientation of the Printer 8-2 General Notes on Disassembly 8-3 Preparation 8-3 Notations in the Disassembly Text 8-3 Removing Routine Maintenance Items and Consumables 8-4 Transfer Roller...
...Incomplete Fusing or Cold Offset 5-23 Mis-Registration, Color Layer not Correctly Registered in the Process Direction 5-24 Dirty...Color Registration 6-3 Resetting NVRAM 6-4 PostScript NVRAM Resets 6-4 Service Diagnostics PostScript NVRAM Resets 6-8 7 Cleaning and Maintenance Service Preventive Maintenance Procedure 7-2 Cleaning 7-2 8 Service Part Disassembly Overview 8-2 Standard Orientation of the Printer 8-2 General Notes on Disassembly 8-3 Preparation 8-3 Notations in the Disassembly Text 8-3 Removing Routine Maintenance Items and Consumables 8-4 Transfer Roller...
Service Manual
Page 48
...To deal with this variance the light density is reset when the power is turned on the Transfer Roller surface condition or dirty condition of the LED increases... is implemented in the respective colors, and then layered to be within the specified range. Color Registration Control The printer uses a quad system where drums...color patches in the registration string to compensate. Color registration control is decreased. To avoid a positional shift between the different color images, the color registration control calculates how much the registration has shifted by adjusting the laser...
...To deal with this variance the light density is reset when the power is turned on the Transfer Roller surface condition or dirty condition of the LED increases... is implemented in the respective colors, and then layered to be within the specified range. Color Registration Control The printer uses a quad system where drums...color patches in the registration string to compensate. Color registration control is decreased. To avoid a positional shift between the different color images, the color registration control calculates how much the registration has shifted by adjusting the laser...
Service Manual
Page 50
...Transfer Roller. "Replace Transfer Roller " warning message is not installed. Transfer Roller Assembly Control Detecting the Installation of the Transfer Roller Assembly Although there is no seperate sensor for this, the output of the CTD Sensor is used to detect installation or absence of the Transfer Roller when power to the printer... Transfer Roller is generated if the print count and the toner dispense time are reset if the toner full sensor does not detect a full waste toner recovery space when power is turned on the Transfer Roller. "Transfer Roller is at End of the Transfer Roller...
...Transfer Roller. "Replace Transfer Roller " warning message is not installed. Transfer Roller Assembly Control Detecting the Installation of the Transfer Roller Assembly Although there is no seperate sensor for this, the output of the CTD Sensor is used to detect installation or absence of the Transfer Roller when power to the printer... Transfer Roller is generated if the print count and the toner dispense time are reset if the toner full sensor does not detect a full waste toner recovery space when power is turned on the Transfer Roller. "Transfer Roller is at End of the Transfer Roller...
Service Manual
Page 89
... Test Prints Prints Test Prints stored in service tests. 3-8 Phaser 6250 Color Laser Printer Service Manual Clean Imaging Unit IDT Rollers NVRAM Access This menu lets you read, set, or reset the following print engine status. Diagnostic Menu Map Phaser® 6250 Service Diagnostic Menu Map Print Service Menu Map ... Tests -cont'dTray 1 (MPT) No Paper Sensor Tray 2 No Paper Sensor Tray 3 No Paper Sensor Tray 4 No Paper Sensor Transfer Roller Toner Full Sensor Image Unit Installed/Not Installed Fuser Fan Alarm Sensor Rear Fan Alarm Sensor ADC (CTD) Sensor OHP Sensor Fuser Center Temp...
... Test Prints Prints Test Prints stored in service tests. 3-8 Phaser 6250 Color Laser Printer Service Manual Clean Imaging Unit IDT Rollers NVRAM Access This menu lets you read, set, or reset the following print engine status. Diagnostic Menu Map Phaser® 6250 Service Diagnostic Menu Map Print Service Menu Map ... Tests -cont'dTray 1 (MPT) No Paper Sensor Tray 2 No Paper Sensor Tray 3 No Paper Sensor Tray 4 No Paper Sensor Transfer Roller Toner Full Sensor Image Unit Installed/Not Installed Fuser Fan Alarm Sensor Rear Fan Alarm Sensor ADC (CTD) Sensor OHP Sensor Fuser Center Temp...
Service Manual
Page 96
... during the IDT cleaning cycle. Maintenance - Toner CRUM Check ( Not) Genuine Xerox Toner Verifies that genuine Xerox toner is : OFF Audible verification of transfer roller to their factory defaults. Cleans the Intermediate Transfer Unit within the Imaging Unit. Resets the life count stored in the printer. Test Front Panel Display and Test Definition Tray 1 (MPT) Feed Solenoid...
... during the IDT cleaning cycle. Maintenance - Toner CRUM Check ( Not) Genuine Xerox Toner Verifies that genuine Xerox toner is : OFF Audible verification of transfer roller to their factory defaults. Cleans the Intermediate Transfer Unit within the Imaging Unit. Resets the life count stored in the printer. Test Front Panel Display and Test Definition Tray 1 (MPT) Feed Solenoid...
Service Manual
Page 464
... Imaging Unit, 3-38 Replace Toner Cartridge or Toner Cartridge Empty, 3-45 Replace Transfer Roller, 3-40 Resetting NVRAM, 6-4 Residual Image, Ghosting or Hot Offset, 5-22 Retard Housing Assembly, 2-27 Retard Roll Assembly, 8-39 Retard Roller Housing Assembly, 8-37 RGB Test Print, 5-5 Right and Left Covers, Feeder,... Feeder Plug/Jack Locator Table, 10-12 Solid Dark or Dirty Prints, No Border, 5-15 Specifications regulatory, 1-x Standard Orientation of the Printer, 8-2 Static Eliminator Assembly, 8-55 STF Paper Pick Assembly, 8-144 Strap, 8-67 Sub-High Voltage Power Supply Board, 8-87 Summary ...
... Imaging Unit, 3-38 Replace Toner Cartridge or Toner Cartridge Empty, 3-45 Replace Transfer Roller, 3-40 Resetting NVRAM, 6-4 Residual Image, Ghosting or Hot Offset, 5-22 Retard Housing Assembly, 2-27 Retard Roll Assembly, 8-39 Retard Roller Housing Assembly, 8-37 RGB Test Print, 5-5 Right and Left Covers, Feeder,... Feeder Plug/Jack Locator Table, 10-12 Solid Dark or Dirty Prints, No Border, 5-15 Specifications regulatory, 1-x Standard Orientation of the Printer, 8-2 Static Eliminator Assembly, 8-55 STF Paper Pick Assembly, 8-144 Strap, 8-67 Sub-High Voltage Power Supply Board, 8-87 Summary ...