Service Manual
Page 5
... Transfer Roller CRUM: Customer Replaceable Unit Monitor CTD: Toner Density Control DRV: Motor Driver Board ESD: Electrostatic ...or condition that may not be fournd in damage to efficiently accomplish a task. iv Phaser 6250 Color Printer Product Terms Caution: A personal injury hazard exists that , if not strictly observed, ...results in this manual to either provide additional information on the results achieved through a previous action. RMI: Routine Maintenance Item ROS: Laser...
... Transfer Roller CRUM: Customer Replaceable Unit Monitor CTD: Toner Density Control DRV: Motor Driver Board ESD: Electrostatic ...or condition that may not be fournd in damage to efficiently accomplish a task. iv Phaser 6250 Color Printer Product Terms Caution: A personal injury hazard exists that , if not strictly observed, ...results in this manual to either provide additional information on the results achieved through a previous action. RMI: Routine Maintenance Item ROS: Laser...
Service Manual
Page 14
... 2 Theory of Operation Overview of the Phaser 6250 Color Laser Printer Theory of Operation . . 2-2 Summary of the Printer 2-14 Paper Path Route 2-15 Service Manual xiii Paper Pick 2-6 Laser Light Intensity Control 2-6 Process Control 2-6 LED Light Density CTD (ADC) Control of Sensor 2-8 Color Registration Control 2-9 Transfer Roller Assembly Control 2-11 Toner Control 2-12 Fuser Control 2-13 Paper Path...
... 2 Theory of Operation Overview of the Phaser 6250 Color Laser Printer Theory of Operation . . 2-2 Summary of the Printer 2-14 Paper Path Route 2-15 Service Manual xiii Paper Pick 2-6 Laser Light Intensity Control 2-6 Process Control 2-6 LED Light Density CTD (ADC) Control of Sensor 2-8 Color Registration Control 2-9 Transfer Roller Assembly Control 2-11 Toner Control 2-12 Fuser Control 2-13 Paper Path...
Service Manual
Page 15
... Paper Tray 2 2-19 Paper Feed - Transmission Route 2-25 500-Sheet Feeder Drive and Gears - cont'd 2-39 Toner Motor Drive Assembly - Transmission Route 2-31 Chute Assembly Registration (REGI 2-32 Transfer Roller and Fuser Assembly 2-33 Fuser ... 2 2-20 HCF Drive and Gears - Transmission Route 2-34 Xerographics 2-35 Imaging Unit Charge Voltage Contacts 2-36 Toner Cartridge Assembly 2-38 Toner Cartridge Assembly - Transmission Route . . . . . 2-26 Retard Housing Assembly 2-27 Chute Assembly In 2-28... Close Front Door 3-36 Consumable Errors 3-37 xiv Phaser 6250 Color Printer
... Paper Tray 2 2-19 Paper Feed - Transmission Route 2-25 500-Sheet Feeder Drive and Gears - cont'd 2-39 Toner Motor Drive Assembly - Transmission Route 2-31 Chute Assembly Registration (REGI 2-32 Transfer Roller and Fuser Assembly 2-33 Fuser ... 2 2-20 HCF Drive and Gears - Transmission Route 2-34 Xerographics 2-35 Imaging Unit Charge Voltage Contacts 2-36 Toner Cartridge Assembly 2-38 Toner Cartridge Assembly - Transmission Route . . . . . 2-26 Retard Housing Assembly 2-27 Chute Assembly In 2-28... Close Front Door 3-36 Consumable Errors 3-37 xiv Phaser 6250 Color Printer
Service Manual
Page 16
... Tray [3] [4] Paper is Low 3-55 Out of Paper; Load Tray [1 (MPT)] [2] [3] [4] with [size] [type 3-62 Fatal Errors 3-63 Laser Failure 3-63 Density Sensor Failure 3-64 Fuser Failure 3-65 Fuser Failure (cont'd 3-66 Fuser Failure (cont'd 3-67 Fuser Fan Failure 3-68 Rear Fan Failure... Firmware Failure 3-73 Controller to Engine Communications Failure 3-74 Engine NVRAM Error 3-75 Replace [Y] [M] [C] [K] Toner Cartridge 3-76 [Y] [M] [C] [K] Toner Cartridge Failure 3-77 Non-Phaser 6250 Fuser 3-78 Non-Phaser 6250 Imaging Unit 3-79 Environmental Sensor Failure 3-80 Service Manual xv
... Tray [3] [4] Paper is Low 3-55 Out of Paper; Load Tray [1 (MPT)] [2] [3] [4] with [size] [type 3-62 Fatal Errors 3-63 Laser Failure 3-63 Density Sensor Failure 3-64 Fuser Failure 3-65 Fuser Failure (cont'd 3-66 Fuser Failure (cont'd 3-67 Fuser Fan Failure 3-68 Rear Fan Failure... Firmware Failure 3-73 Controller to Engine Communications Failure 3-74 Engine NVRAM Error 3-75 Replace [Y] [M] [C] [K] Toner Cartridge 3-76 [Y] [M] [C] [K] Toner Cartridge Failure 3-77 Non-Phaser 6250 Fuser 3-78 Non-Phaser 6250 Imaging Unit 3-79 Environmental Sensor Failure 3-80 Service Manual xv
Service Manual
Page 19
... Feed 8-18 Paper Feed Roller (PL 2.1.2) (Routine Maintenance Item). . . . . 8-18 Turn Chute Assembly (PL3.1.2 8-19 Printer Chassis/Feeder Assembly 8-20 Paper Pick Assembly (PL3.3.1 8-22 Right and Left Housing (PL 3.2 8-23 Temperature/Humidity Harness (PL3.2.1) and...Assembly (PL4.1.5 8-39 Chute Assembly In 8-41 Chute Assembly In (PL 5.1.1 8-41 CTD (ADC) Sensor (PL 5.1.11 8-42 Toner Full Sensor (PL 5.1.13 8-43 Fuser Drive Assembly (PL 5.1.18 8-44 Right Latch (Door A) (PL 5.1.21 8-45 Left...(PL 6.1.27) (Roll Feed 8-58 Tray 1 Feed Solenoid (PL 6.1.40 8-59 xviii Phaser 6250 Color Printer
... Feed 8-18 Paper Feed Roller (PL 2.1.2) (Routine Maintenance Item). . . . . 8-18 Turn Chute Assembly (PL3.1.2 8-19 Printer Chassis/Feeder Assembly 8-20 Paper Pick Assembly (PL3.3.1 8-22 Right and Left Housing (PL 3.2 8-23 Temperature/Humidity Harness (PL3.2.1) and...Assembly (PL4.1.5 8-39 Chute Assembly In 8-41 Chute Assembly In (PL 5.1.1 8-41 CTD (ADC) Sensor (PL 5.1.11 8-42 Toner Full Sensor (PL 5.1.13 8-43 Fuser Drive Assembly (PL 5.1.18 8-44 Right Latch (Door A) (PL 5.1.21 8-45 Left...(PL 6.1.27) (Roll Feed 8-58 Tray 1 Feed Solenoid (PL 6.1.40 8-59 xviii Phaser 6250 Color Printer
Service Manual
Page 33
... Life Counter Behavior Internal counters track Consumables and Routine Maintenance Items life usage and store the values in order to 100,000 1-10 Phaser 6250 Color Laser Printer Service Manual Consumables Toner Cartridges High-Capacity Standard Capacity Routine Maintenance Items Imaging Unit Fuser Assembly Transfer Roller and Waste Box Feed Roller Kit* * No life tracking...
... Life Counter Behavior Internal counters track Consumables and Routine Maintenance Items life usage and store the values in order to 100,000 1-10 Phaser 6250 Color Laser Printer Service Manual Consumables Toner Cartridges High-Capacity Standard Capacity Routine Maintenance Items Imaging Unit Fuser Assembly Transfer Roller and Waste Box Feed Roller Kit* * No life tracking...
Service Manual
Page 35
... print job is larger than the cleaning cycle interval. Yellow, Magenta, Cyan, and Black Toner Cartridges Draft 600 x 600 dpi Enhanced 2400 x 600 dpi (Default) Photo 2400 x 600 dpi* * Not available on the Phaser 6250B. IU Print Volume Draft Enhanced Photo Pages Pages Pages 0 - 5 K Pages 53... 26 18 20 - 25 K Pages 29 22 13 25 - 30 K Pages 29 22 13 >30 K Pages 29 22 13 1-12 Phaser 6250 Color Laser Printer Service Manual Fusing System - Ready Mode: 20 seconds from completion of the last print. Dry type 2-component developer. Sleep/ Low Power/ Power ...
... print job is larger than the cleaning cycle interval. Yellow, Magenta, Cyan, and Black Toner Cartridges Draft 600 x 600 dpi Enhanced 2400 x 600 dpi (Default) Photo 2400 x 600 dpi* * Not available on the Phaser 6250B. IU Print Volume Draft Enhanced Photo Pages Pages Pages 0 - 5 K Pages 53... 26 18 20 - 25 K Pages 29 22 13 25 - 30 K Pages 29 22 13 >30 K Pages 29 22 13 1-12 Phaser 6250 Color Laser Printer Service Manual Fusing System - Ready Mode: 20 seconds from completion of the last print. Dry type 2-component developer. Sleep/ Low Power/ Power ...
Service Manual
Page 41
... performed simultaneously for each color (yellow, magenta, cyan and black (YMCK)), and places the toner image of each point where the energized laser beam strikes, to place a full color image onto the print media. Overview of the Phaser 6250 Color Laser Printer Theory of Operation Summary of the Printing Process The Phaser 6250 Color Laser Printer is a 'full-color laser printer', that point, thus reducing...
... performed simultaneously for each color (yellow, magenta, cyan and black (YMCK)), and places the toner image of each point where the energized laser beam strikes, to place a full color image onto the print media. Overview of the Phaser 6250 Color Laser Printer Theory of Operation Summary of the Printing Process The Phaser 6250 Color Laser Printer is a 'full-color laser printer', that point, thus reducing...
Service Manual
Page 45
... Mode Control ■ Toner Density Control (CTD) Sensor (ADC - The bias control adjustment is made immediately before the start of printing, if any of the laser beams to attain a stable electrostatic image. Selective Control; Parameter correction and control over the entire printing process is executed during continuous printing. 2-6 Phaser 6250 Color Laser Printer Service Manual Image...
... Mode Control ■ Toner Density Control (CTD) Sensor (ADC - The bias control adjustment is made immediately before the start of printing, if any of the laser beams to attain a stable electrostatic image. Selective Control; Parameter correction and control over the entire printing process is executed during continuous printing. 2-6 Phaser 6250 Color Laser Printer Service Manual Image...
Service Manual
Page 47
...Control of the next page, and dispenses toner during continuous printing. The high area coverage mode delays feeding of Sensor The CTD (ADC) sensor is initiated. The reflected light density varies 2-8 Phaser 6250 Color Laser Printer Service Manual This causes a large discrepancy... between the measured values from the toner density control, then the admix mode is a reflective sensor that the toner density time reaches the specified value during ...
...Control of the next page, and dispenses toner during continuous printing. The high area coverage mode delays feeding of Sensor The CTD (ADC) sensor is initiated. The reflected light density varies 2-8 Phaser 6250 Color Laser Printer Service Manual This causes a large discrepancy... between the measured values from the toner density control, then the admix mode is a reflective sensor that the toner density time reaches the specified value during ...
Service Manual
Page 49
... Roller. The density of Sensor, CTD (ADC) is measured to compensate for color registration control are composed of 10mm lines of registration shift. 2-10 Phaser 6250 Color Laser Printer Service Manual Patches for the amount of each toner color in the following order: K, C, K, M, K, and Y with each color dispensed in Step 3. 6250-068 5. About one turn of this control...
... Roller. The density of Sensor, CTD (ADC) is measured to compensate for color registration control are composed of 10mm lines of registration shift. 2-10 Phaser 6250 Color Laser Printer Service Manual Patches for the amount of each toner color in the following order: K, C, K, M, K, and Y with each color dispensed in Step 3. 6250-068 5. About one turn of this control...
Service Manual
Page 51
... toner dispensed by the printer's internal toner presence control. The toner low sensor may detect toner even if toner is not present or may not detect the toner even if toner is displayed. 2-12 Phaser 6250 Color Laser Printer Service Manual Toner Presence Control 1. Checks every 14 seconds when printing. 2. If the toner low sensor does not detect toner present, toner will be dispensed for each toner color...
... toner dispensed by the printer's internal toner presence control. The toner low sensor may detect toner even if toner is not present or may not detect the toner even if toner is displayed. 2-12 Phaser 6250 Color Laser Printer Service Manual Toner Presence Control 1. Checks every 14 seconds when printing. 2. If the toner low sensor does not detect toner present, toner will be dispensed for each toner color...
Service Manual
Page 67
Chute Assembly In 1 2 3 4 6250-058 1. Fuser Assembly: See "Transfer Roller and Fuser Assembly" on the surface of toner on page 2-33. 3. CTD (ADC) Sensor: Detects the presence of the Transfer Roller and monitors the density of the transfer roller then feeds it back to the Fuser Assembly. 2-28 Phaser 6250 Color Laser Printer Service Manual Waste Toner Full Sensor: Detects when the waste toner collect space in the transfer roller assembly is full. 4. Fuser Drive Assembly: Supplies the drive to the process control. 2.
Chute Assembly In 1 2 3 4 6250-058 1. Fuser Assembly: See "Transfer Roller and Fuser Assembly" on the surface of toner on page 2-33. 3. CTD (ADC) Sensor: Detects the presence of the Transfer Roller and monitors the density of the transfer roller then feeds it back to the Fuser Assembly. 2-28 Phaser 6250 Color Laser Printer Service Manual Waste Toner Full Sensor: Detects when the waste toner collect space in the transfer roller assembly is full. 4. Fuser Drive Assembly: Supplies the drive to the process control. 2.
Service Manual
Page 77
... Data) information is stored and communicated to the developer in each contain a toner motor which supplies the drive to the Agitator in the Toner Cartridges and to the Auger in the Toner Cartridge Holder, supplying toner to the Engine Control Board. 2-38 Phaser 6250 Color Laser Printer Service Manual CRUM Reader: The Customer Replaceable Unit Monitor (CRUM) detects...
... Data) information is stored and communicated to the developer in each contain a toner motor which supplies the drive to the Agitator in the Toner Cartridges and to the Auger in the Toner Cartridge Holder, supplying toner to the Engine Control Board. 2-38 Phaser 6250 Color Laser Printer Service Manual CRUM Reader: The Customer Replaceable Unit Monitor (CRUM) detects...
Service Manual
Page 79
Toner Motor Drive Assembly - Transmission Route Toner Motor Gear Auger Auger Gear Film TONER CARTRIDGE HOLDER ASSY Agitator TONER CARTRIDGE 6250-051 Developer Assembly Transmission Route DEVELOPER DRIVE ASSY Developer (Y) Developer (M) Developer (C) Developer (K) IMAGING UNIT 6250-048 2-40 Phaser 6250 Color Laser Printer Service Manual
Toner Motor Drive Assembly - Transmission Route Toner Motor Gear Auger Auger Gear Film TONER CARTRIDGE HOLDER ASSY Agitator TONER CARTRIDGE 6250-051 Developer Assembly Transmission Route DEVELOPER DRIVE ASSY Developer (Y) Developer (M) Developer (C) Developer (K) IMAGING UNIT 6250-048 2-40 Phaser 6250 Color Laser Printer Service Manual
Service Manual
Page 81
... Assembly, Fuser Drive Assembly, Duplex Motor Assembly and the Holder Toner Cartridge Motor Assembly. ■ Distributes the low-voltage DC power from the printer to the Low-Voltage Power Supply. 2-42 Phaser 6250 Color Laser Printer Service Manual AC Switch Harness Assembly: Consists of AC power from... the power source to be used for the logic and other circuits within the printer. 6. Generates and supplies stable...
... Assembly, Fuser Drive Assembly, Duplex Motor Assembly and the Holder Toner Cartridge Motor Assembly. ■ Distributes the low-voltage DC power from the printer to the Low-Voltage Power Supply. 2-42 Phaser 6250 Color Laser Printer Service Manual AC Switch Harness Assembly: Consists of AC power from... the power source to be used for the logic and other circuits within the printer. 6. Generates and supplies stable...
Service Manual
Page 89
...Xerox service personnel and authorized service providers only. Interlock Switch Registration Sensor Exit Sensor Duplex Sensor Full Stack Sensor Black Toner (K) Low/Empty Sensor Cyan Toner (C) Low/Empty Sensor Magenta Toner (M) Low/Empty Sensor Yellow Toner (Y) Low/Empty Sensor Black Toner Cart Present Switch Cyan Toner Cart Present Switch Magenta Toner... reboots the printer. Status Engine Board ROM Version Printer Configuration Ambient Temp/Humidity Fuser Temperature Fault History Test Prints Prints Test Prints stored in service tests. 3-8 Phaser 6250 Color Laser Printer Service Manual...
...Xerox service personnel and authorized service providers only. Interlock Switch Registration Sensor Exit Sensor Duplex Sensor Full Stack Sensor Black Toner (K) Low/Empty Sensor Cyan Toner (C) Low/Empty Sensor Magenta Toner (M) Low/Empty Sensor Yellow Toner (Y) Low/Empty Sensor Black Toner Cart Present Switch Cyan Toner Cart Present Switch Magenta Toner... reboots the printer. Status Engine Board ROM Version Printer Configuration Ambient Temp/Humidity Fuser Temperature Fault History Test Prints Prints Test Prints stored in service tests. 3-8 Phaser 6250 Color Laser Printer Service Manual...
Service Manual
Page 93
... In switch (PL 10.1.22) to change the sensor state. Toggle the Toner Cartridge In switch (PL 10.1.22) for the appropriate color to change the sensor state. Toner Cartridge is in the LOCKED position. Toner Cartridge is in the LOCKED position. Actuate/de-actuate the Duplex Actuator (PL6.1.13) located on the Chute... Assembly Out to toggle the sensor state. Actuate/de-actuate the Output Tray Full Actuator (PL6.1.4) at the output tray to toggle the sensor state. Toner Cartridge is in the UNLOCKED position. 3-12 Phaser 6250 Color Laser Printer Service Manual
... In switch (PL 10.1.22) to change the sensor state. Toggle the Toner Cartridge In switch (PL 10.1.22) for the appropriate color to change the sensor state. Toner Cartridge is in the LOCKED position. Toner Cartridge is in the LOCKED position. Actuate/de-actuate the Duplex Actuator (PL6.1.13) located on the Chute... Assembly Out to toggle the sensor state. Actuate/de-actuate the Output Tray Full Actuator (PL6.1.4) at the output tray to toggle the sensor state. Toner Cartridge is in the UNLOCKED position. 3-12 Phaser 6250 Color Laser Printer Service Manual
Service Manual
Page 97
...uses a two field format. Test Front Panel Display and Test Definition CRU Life Read Black Toner (K) Life Cyan Toner (C) Life Magenta Toner (M) Life Yellow Toner (Y) Life Transfer Roller Life Read Printer Page Count Imaging Unit Count 1: number of the Image Processor Board. IP Controller Diagnostics -.../158 Jam F/152 Jam D/153 Jam RR/154 Jam History Code 1 2 3 4 5 6 7 Phaser 6250 Color Laser Printer Service Manual Exit - Exits service diagnostics and reboots the printer. The second field indicates the page count when the jam occurred. The first field represents the Jam location....
...uses a two field format. Test Front Panel Display and Test Definition CRU Life Read Black Toner (K) Life Cyan Toner (C) Life Magenta Toner (M) Life Yellow Toner (Y) Life Transfer Roller Life Read Printer Page Count Imaging Unit Count 1: number of the Image Processor Board. IP Controller Diagnostics -.../158 Jam F/152 Jam D/153 Jam RR/154 Jam History Code 1 2 3 4 5 6 7 Phaser 6250 Color Laser Printer Service Manual Exit - Exits service diagnostics and reboots the printer. The second field indicates the page count when the jam occurred. The first field represents the Jam location....
Service Manual
Page 99
... Messages and Codes Laser Failure Density Sensor Failure or Low Density Failure Fuser Failure Fuser Fan Failure Rear Fan Failure Generic Fan Failure Engine Firmware Failure Imaging Unit Firmware Failure Fuser Firmware Failure Controller to Engine Communications Failure Engine NVRAM Failure [Y] [M] [C] [K] Toner Cartridge Failure Replace [Y] [M] [C] [K] Toner Cartridge Non-Phaser 6250 Fuser Non-Xerox Imaging Unit..., 73, 74, 77, 78, 79 75 76 81 83 86, 87, 88, 89 90, 91, 92, 93, 96, 97, 98, 99 94 95 102 3-18 Phaser 6250 Color Laser Printer Service Manual
... Messages and Codes Laser Failure Density Sensor Failure or Low Density Failure Fuser Failure Fuser Fan Failure Rear Fan Failure Generic Fan Failure Engine Firmware Failure Imaging Unit Firmware Failure Fuser Firmware Failure Controller to Engine Communications Failure Engine NVRAM Failure [Y] [M] [C] [K] Toner Cartridge Failure Replace [Y] [M] [C] [K] Toner Cartridge Non-Phaser 6250 Fuser Non-Xerox Imaging Unit..., 73, 74, 77, 78, 79 75 76 81 83 86, 87, 88, 89 90, 91, 92, 93, 96, 97, 98, 99 94 95 102 3-18 Phaser 6250 Color Laser Printer Service Manual