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6-8

Phaser 6250 Color Laser Printer Service Manual

Service Diagnostics PostScript NVRAM Resets

Resetting the NVRAM restores all printer values stored in the IP controller NVRAM 
including network, printer setup, job defaults, color, margin, and calibrations to their 
factory default values. The print counts and the Adobe firmware serial number are not 
affected by this reset.

1.

Enter Service Diagnostics.

2.

Highlight NVRAM Access and press OK.

3.

Highlight PostScript NVRAM Reset and press OK.

4.

Resetting NVRAM! Are you sure? is displayed. Highlight Yes and press OK.

The printer now exits Service Diagnostics and reboots. While booting, NVRAM is 
reset.

Summary of Contents for Phaser 6250DT

Page 1: ...Service Manual P h a s e r C o l o r L a s e r P r i n t e r 6250 ...

Page 2: ...manuals4you com manuals4you com ...

Page 3: ...following servicing instructions are for use by qualified service personnel only To avoid personal injury do not perform any servicing other than that contained in the operating instructions unless you are qualified to do so First Printing July 2003 071 0869 00 ...

Page 4: ...As an Energy Star partner Xerox Corporation has determined that this product meets the Energy Star guidelines for energy efficiency The Energy Star name and logo are registered U S marks ...

Page 5: ...n Caution A caution indicates an operating or maintenance procedure practice or condition that if not strictly observed results in damage to or destruction of equipment Warning A warning indicates an operating or maintenance procedure practice or condition that if not strictly observed results in injury or loss of life Product Terms Caution A personal injury hazard exists that may not be apparent ...

Page 6: ... the printer Use caution to avoid personal injury The surface is hot while the printer is running After turning off the power wait 30 minutes Avoid pinching fingers in the printer Use caution to avoid personal injury Use caution or draws attention to a particular component Refer to the manual s for information 0 30 min ...

Page 7: ...erly grounded outlet If the product loses its ground connection contact with conductive parts may cause an electrical shock Disconnecting Power Turning the power off using the On Off switch does not completely de engergize the printer You must also disconnect the printer power cord from the AC outlet Position the power cord so that it is easily accessible during servicing so that you may power dow...

Page 8: ...trap before applying power to the unit under test to avoid potential shock After removing a static sensitive assembly from its anti static bag place it on a grounded conductive surface If the anti static bag is conductive you may ground the bag and use it as a conductive surface Do not use freon propelled chemicals These can generate electrical charges sufficient to damage some devices Do not remo...

Page 9: ...ductor and ground A protective ground connection by way of the grounding conductor in the power cord is essential for safe operation Warning Labels Read and obey all posted warning labels Throughout the printer warning labels are displayed on potentially dangerous components As you service the printer check to make certain that all warning labels remain in place Safety Interlocks Make sure all cov...

Page 10: ...ly accessible during servicing Warning Do not touch any electrical component unless you are instructed to do so by a service procedure Servicing Mechanical Components When servicing mechanical components within the printer manually rotate drive assemblies rollers and gears Warning Do not try to manually rotate or manually stop the drive assemblies while any printer motor is running Servicing Fuser...

Page 11: ...ssion and immunity compliance and could void the user s authority to operate this product To ensure compliance use shielded interface cables A shielded parallel cable can be purchased directly from Xerox at www xerox com office 6250supplies Xerox has tested this product to internationally accepted electromagnetic emission and immunity standards These standards are designed to mitigate interference...

Page 12: ...ent emissions equipment input current less than or equal to 16A per phase EN61000 3 3 1995 IEC61000 3 3 Part 3 Limits Section 3 Limitation of voltage fluctuations and flicker in low voltage supply systems for equipment with rated current less than or equal to 16A EN55024 1998 CISPR 24 Information technology equipment Immunity characteristics Limits and methods of measurement CISPR 24 Immunity Phen...

Page 13: ...ructions is neither dangerous for the consumer nor for the environment A signed copy of the Declaration of Conformity for this product can be obtained from Xerox Line voltage drop out IEC61000 4 11 1994 95 dropout for 250 cycles 50 Hz CISPR 24 Immunity Phenomena Basic Standard Test Specification ...

Page 14: ... Life Counter Behavior 1 10 Printer Specifications 1 11 Physical Dimensions and Clearances 1 11 Functional Specifications 1 12 Electrical Specifications 1 13 Environmental Specifications 1 13 Media and Tray Specifications 1 14 2 Theory of Operation Overview of the Phaser 6250 Color Laser Printer Theory of Operation 2 2 Summary of the Printing Process 2 2 Print Modes 2 5 Printer Controls 2 5 Paper ...

Page 15: ...cts 2 36 Toner Cartridge Assembly 2 38 Toner Cartridge Assembly cont d 2 39 Toner Motor Drive Assembly Transmission Route 2 40 Developer Assembly Transmission Route 2 40 3 Error Messages and Codes Introduction 3 2 Servicing Instructions 3 3 Using the Troubleshooting Procedures 3 4 General Notes on Troubleshooting 3 4 Voltage Measurements 3 5 Service Diagnostics 3 6 Service Diagnostic Front Panel B...

Page 16: ...is Low 3 54 Tray 3 4 Paper is Low 3 55 Out of Paper Load Tray 1 MPT with size type 3 56 Out of Paper Load Tray 2 3 4 with size type 3 57 Wrong Paper Size Load Tray 2 with size type 3 58 Wrong Paper Size Load Tray 3 4 with size type 3 60 Wrong Paper Type 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...

Page 17: ...o a Ready State 4 9 Paper Size Switch Assembly 4 10 Power Supply 4 10 AC Power Supply Troubleshooting 4 11 DC Power Supply Troubleshooting 4 12 Media Jams and the Paper Path 4 14 Operating System and Application Problems 4 17 Macintosh printing problems 4 17 Windows printing problems 4 19 Network Problems 4 19 5 Print Quality Troubleshooting Print Quality Problems Overview 5 2 Defects Associated w...

Page 18: ...ustments 6 3 Horizontal and Vertical 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 T...

Page 19: ...Assembly PL3 3 18 8 34 Roll Turn Assembly PL3 3 20 8 35 Paper Feed Roller Routine Maintenance Item 8 36 Retard Roller Housing Assembly PL4 1 1 8 37 Turn Roll PL 4 1 2 Turn Clutch PL 4 1 9 and Friction Clutch Assembly PL 4 1 4 8 38 Retard Roller 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 Ass...

Page 20: ... 10 1 6 and 10 1 22 8 82 Toner Low Sensor PL 10 1 5 8 84 CRUM Reader Box Assembly PL 10 1 21 8 85 EEPROM Board PL 10 1 14 8 86 Sub High Voltage Power Supply Board PL 10 1 15 8 87 Frame and Drive Assemblies 8 88 Left Lever Plate PL 11 1 1 Lever Bracket PL 11 1 2 Lever Link PL 11 1 3 Lever Drum PL 11 1 4 and Lever Spring PL 11 1 5 8 88 Lever Plate Right PL 11 1 7 Lever Bracket PL 11 1 2 Lever Link P...

Page 21: ... PL 14 2 6 8 129 Optional 500 sheet Feeder Disassembly 8 130 Cover Front PL15 2 4 8 130 Cover Right PL15 2 2 and Cover Left PL15 2 1 8 131 Turn Chute Assembly PL15 3 9 8 132 Tray 3 Harness Assembly PL15 5 3 and STF Plug Harness Assembly PL15 5 2 8 133 Circuit Board STF PL15 5 1 8 135 Drive Feeder Assembly PL15 5 5 8 136 Indicator Assembly PL15 5 8 8 137 Right Tray Guide PL15 3 5 and Low Paper Leve...

Page 22: ... 3 9 44 PL 15 2 500 sheet Feeder Covers 9 45 PL 15 3 500 sheet Feeder Guides and Turn Chute Assembly 9 46 PL 15 4 Paper Pick Assembly Tray 3 9 48 PL 15 5 500 sheet Feeder Harness Board and Motor 9 50 Xerox Supplies and Accessories 9 51 10 Wiring Diagrams Plug Jack Locator Maps 10 2 Map 1 10 6 Map 2 10 7 Map 3 10 8 Map 4 10 9 High Capacity Feeder Plug Jack Locator Table 10 10 Map 5 10 11 500 sheet ...

Page 23: ...g Diagrams 10 27 High Capacity Feeder Main Wiring Diagram 10 27 Drive Section HCF 10 28 Paper Tray 3 10 29 Paper Tray 4 10 30 500 sheet Feeder Main Wiring Diagram 10 31 Drive Section STF 10 32 Paper Tray 3 10 33 A Appendix Printer Status Codes A 2 Index ...

Page 24: ...al Information In this chapter Printer Introduction and Overview Printer Configurations Parts of the Printer Phaser 6250 Front Panel Configuration Image Processor Board Routine Maintenance Items Printer Specifications ...

Page 25: ...ith the Optional High Capacity Feeder Printer Configurations The Phaser 6250 Printer combines a single pass tandem color laser design with an image processor supporting PostScript 3 and PCL5c page description languages The printer is a high performance A4 26 page per minute ppm desktop color laser printer supporting resolutions up to 2400 x 600 dots per inch dpi The Phaser 6250 comes in five confi...

Page 26: ...ed Print Jobs No Opt Opt Opt Yes PDF 1 4 support No Opt Opt Opt Yes Banner Size printing No Opt Opt Yes Yes Default Resolutions dpi 2400x600 2400x600 2400x600 2400x600 2400x600 Photo Mode No Yes Yes Yes Yes Job Collation No Opt Opt Opt Yes Auto Duplex No No Yes Yes Yes Single Tray 500 Sheet Feeder Tray 3 Opt Opt Opt Yes No 1000 Sheet High Capacity Feeder Trays 3 4 Opt Opt Opt Opt Yes Ethernet capa...

Page 27: ...l combinations are allowed for 64 128 256 320 384 and 512 Mbytes Memory modules must have the following characteristics PC133 DRAM Standard 144 Pin SODIMM Serial Presence Detect 3 3 Volt The startup Page and the Configuration Page list the amount of RAM installed in the Printer If the memory does not meet the above specifications it will be ignored by the printer ...

Page 28: ...ior 1 Top Cover Output Tray 6 High Capacity Feeder with Tray 3 and Tray 4 2 Control Panel Front Panel 7 Door Latch B 3 Front Cover 8 Door Latch A 4 Tray 1 Multi Purpose Tray 9 Power On Off Switch 5 Tray 2 Universal Paper Tray 6250 021 1 7 8 9 2 3 4 5 6 ...

Page 29: ...ng Flashing Green Receiving Processing Data Printing or Power Saver Mode Flashing Yellow Warning Flashing Red Error 1 LED Power Status 5 Up Arrow Button scrolls up the menu system 2 Graphic front panel display 6 Down Arrow Button scrolls down the menu system 3 Cancel Button 7 OK select Button 4 Back Button 8 Information Button for additional explanation or help Mode Press this selection at Power O...

Page 30: ...faces IEEE 1284 Parallel Ethernet 10BaseT and 100Tx USB 1 Top Cover 5 Paper Tray Rear Cover 2 Toner Cartidges 6 USB Connector 3 AC Power Connector 7 Ethernet 10BaseT and 100Tx Connector 4 Image Processor Board 8 IEEE 1284 Parallel Connector 6250 019 1 2 3 4 5 6 7 8 ...

Page 31: ...ge Processor Board in the printer Data stored in the NVRAM can be transferred to the new board using the MCU NVRAM Store Restore functions instead of by moving the component Detailed information on the Store Restore functions is available in Service Diagnostic Tests on page 3 9 1 Hard Drive available option 3 NVRAM 2 Configuration Chip 4 Memory RAM DIMM 1 and DIMM 2 available option 6250 023 pin 1...

Page 32: ...Items A printer part or assembly that has a limited life and requires periodic replacement Consumables Consumables consist of the four toner cartridges used in the printer 1 Transfer Roller 3 Fuser Assembly 2 Imaging Unit 6250 020 1 2 3 6250 495 ...

Page 33: ...ters in order to display the near end of life and end of use messages Life ratings are based on A size sheets at 5 coverage Imaging Unit life ratings are based on average 4 page job length Consumables Print Life Toner Cartridges High Capacity Standard Capacity 8 000 4 000 Routine Maintenance Items Imaging Unit 30 000 Fuser Assembly 100 000 Transfer Roller and Waste Box 15 000 Feed Roller Kit up to...

Page 34: ...epth 563 cm 22 17 in Weight Approximately 15 kg 33 lb no Paper Tray s installed Approximately 20 kg 44 lb with Paper Tray s installed Optional 500 sheet Feeder Dimensions Value Height 172 mm 6 77 in Optional Paper Tray Assembly Width 439 cm 17 28 in Depth 563 cm 22 17 in Weight Approximately 7 kg 15 4 lb no Paper Tray installed Approximately 12 kg 26 4 lb with Paper Tray installed Clearance Value ...

Page 35: ...ion of a print Sleep Low Power Power Saver Mode Entered after a specified period of Print Engine inactivity since completion of the last print Continuuous Operating Printing Speed ppm pages per minute ipm inches per minute Mode Paper Size wt g m2 Simplex Duplex 600 2400 dpi Letter A4 65 130 26 24 ppm 15 ipm 100 163 13 12 ppm 7 8 ipm 160 216 13 12 ppm N A 600 2400 dpi Legal 65 130 19 ppm 16 ipm 100...

Page 36: ... 240 VAC Print Mode Max 1000 W or less 1000 W or less Ready Mode Fuser On 180 W or less 180 W or less Sleep Mode Fuser Off 45 W or less 45 W or less Characteristic Specification Temperature Operating Transportation Storage 24 month maximum 1 month maximum Optimal print quality range 17o to 26o C 62o to 80o F 10o C to 32o C 50o F to 90o F 30o C to 50o C 22o F to 122o F Normal 0o C to 35o C 32o F to...

Page 37: ...ncy Film Only Thin Card Stock 100 163 g m2 26 60 lb Cover Thick Card Stock 160 216 g m2 59 80 lb Cover Labels N A Letterhead 85 130 g m2 22 28 lb Bond Glossy Coated Paper 120 163 g m2 81 110 lb Business Greeting Cards N A CD DVD Labels and InsertsN A Digital Photo Paper 163 g m2 60 lb Cover Phaser Premium Post 176 g m2 65 lb Cover cards Phaser Glossy Trifold 176 g m2 65 lb Cover Brochures Phaser W...

Page 38: ...ption Phaser Premium Postcards Letter 216 x 279 mm 8 5 x 11 in A4 210 x 297 mm 8 27 x 11 69 in Phaser Glossy Trifold Brochures Letter 216 x 279 mm 8 5 x 11 in A4 210 x 297 mm 8 27 x 11 69 in Weather Proof Paper Letter 216 x 279 mm 8 5 x 11 in A4 210 x 297 mm 8 27 x 11 69 in Trays 1 2 Only Tray 1 Only Tray 1 Only Tray 1 Only Tray 1 Only Trays 1 2 Only Tray Capacity Universal Tray Tray 1 MPT Standar...

Page 39: ...1 16 Phaser 6250 Color Laser Printer Service Manual ...

Page 40: ...2 Chapter Theory of Operation In this chapter Overview Printer Controls Paper Path of the Printer Major Assemblies and Functions ...

Page 41: ...harge on the drum surface is reduced at each point where the energized laser beam strikes to form an invisible electrostatic latent image on the drum surface This process is performed simultaneously for YMCK 3 Development Toner is electrostatically attached to the invisible latent image on the drum surface to form the visible image on the drum Toner is fed into the developer using the agitator and...

Page 42: ...The cleaner receives a high positive voltage from the HVPS allowing it to electrically attract any toner particles remaining on IDT2 Toner remaining on IDT 2 after the image transfer to the print media is temporarily stored in the IDT2 cleaner 9 Static Elimination The positive charge on the print media can cause image quality problems by scattering toner To prevent this negative DC voltage from th...

Page 43: ...ectricity 1 Exposure 2 Develop ment 3 Charged with electricity 1 Exposure 2 Develop ment 3 Charged with electricity 1 Exposure 2 Develop ment 3 6250 026 RTC RTC RTC Developer M Developer Y Developer C Developer K Drum K Drum C Drum Y Drum M IDT1 IDT1 IDT2 IDT2 Cleaner IDT1 Cleaner IDT1 Cleaner 1 Changing with electricity 1 Changing with electricity 3 Development 3 Development 3 Development Refresh...

Page 44: ...th very smooth color shades When using photo paper or OHP gloss is raised by setting the process speed to one third Printer Controls Paper Size Control The paper size selection is controlled by three paper size switches located in each paper tray slot The switch condition is set by moving the paper guide in the tray This in turn sets the plastic fingers on the side of the paper tray to a specific ...

Page 45: ...m obtaining a proper electrostatic image Process Control For stable printing the parameters related to forming both the electrostatic and toner image must be continuously monitored and adjusted by the printer Parameter correction and control over the entire printing process is called process control There are two main areas of control Bias Control Toner Density Control To supplement these two cont...

Page 46: ...calculated by counting the digital pulses applied to the Laser Unit The toner motor is then driven for a period determined by the calculated result to supply toner to the developer equivalent to the amount dispensed CTD ADC The toner test patches of each color yellow magenta cyan and black are generated and transferred to the transfer roller as specified in the Bias Control section The CTD ADC sen...

Page 47: ...or if the machine is moved to an environment with a different humidity level the reference value for the toner density will change This causes a large discrepancy between the measured values from the CTD sensor and the referenced value for the toner density Admix mode dispenses the toner immediately to prevent low toner density If the patch density result measured by the CTD Sensor is lower than t...

Page 48: ...e execution of automatic density control the light density adjustment is made just before the patches for toner density control are generated Light is emitted from the LED using the current light density setting to check if the output value of the CTD ADC sensor is within the specified range If the output value is low light density is increased If the output value is high the light density is decr...

Page 49: ...r in the following order K C K M K and Y with each color dispensed in the amount of four dispense counts The string of patches is led by a black trigger patch that is larger than the registration patches 3 The density of patches generated by the CTD ADC sensor is measured 4 The amount of registration shift is calculated from the threshold value determined in Step 1 and the patch density measured i...

Page 50: ...allation of the Transfer Roller If the output remains less than the specified value the controller reports that the Transfer Roller is not installed Detecting the Life of the Transfer Roller Assembly The Transfer Roller Assembly consists of a bias transfer roller and a waste toner recovery space End of life of the Transfer Roller is detected when the waste toner recovery space becomes full The ful...

Page 51: ...f toner is present depending on the film position when the toner motor stops This is avoided by the printer s internal toner presence control Toner Presence Control 1 Checks for toner presence when the power is turned on or after the front cover is opened and closed Checks every 14 seconds when printing 2 The Toner Empty warning is displayed when the counter on the Customer Replaceable Unit Monito...

Page 52: ...urned on For the target temperature different temperatures are set for standby printing and process control The target temperature is also changed according to the inside temperature detected with the temperature humidity sensor print count print mode input power supply voltage and paper type Cool Down During printing the temperature distribution of the heat roller becomes uneven between paper and...

Page 53: ... FEED ROLL ASSY RETARD ROLLER TURN ROLL REGISTRATION ROLL METAL ROLL DUPLEX ROLLER TRANSFER ROLLER FUSER ASSY MID ROLL EXIT ROLL PAPER PICK ROLLER T4 PAPER PICK ROLLER T3 PAPER PICK ROLLER T2 PAPER FEED ROLLER T2 PAPER FEED ROLLER T2 PAPER FEED ROLLER T4 TURN ROLL ASSY T3 PAPER FEED TRAY TURN CHUTE ASSY T4 TURN ROLL ASSY T4 PAPER FEED ROLLER T3 PAPER FEED TRAY 6250 054 ...

Page 54: ...nsfer by the Tray 2 Turn Roll and Tray 2 Turn Chute Assy Paper transfer by the Chute Assembly Registration REGI Metal and Registration Rolls Paper transfer by the Imaging Unit IDT2 and Transfer Roller Paper transfer by the Fuser Assembly Exit Roll and Pinch Roll Paper transfer by the Chute Assembly Exit and Chute Assembly Out Paper transfer by the Fuser Assembly Heat Roll and Fuser Belt Paper feed...

Page 55: ...and their relative functions Frame and Drive Assemblies 1 Developer Drive Assembly Supplies the drive to the Imaging Unit Developer 2 Main Drive Assembly Supplies the drive to the following parts Paper Feeder Retard Housing Assembly Chute Assembly Out MPT position Chute Assembly Registration Imaging Unit IDT 1 IDT 2 Drum Transfer Roller 6250 064 2 1 ...

Page 56: ...SSY TURN ROLL ASSY TURN GEAR IDLLER FEED GEAR FEED H1 ROLL ASSY FEED PAPER FEEDER CHUTE REGI Regi Clutch CLUTCH TURN ROLL TURN HOUSING ASSY RETARD GEAR MSI ROLL ASSY FEED CHUTE ASSY OUT IMAGING UNIT IDT1 2 IDT2 TRANSFER ROLLER GEAR IDLER IN GEAR IDLLER GEAR FEED1 Regi Roll Drum 4 6250 047 ...

Page 57: ...ck Diagram on the preceding page 1 Retard Housing 9 Turn Clutch Assembly 2 Tray 1 Gear 10 Gear Idler Feed 3 Registration Chute Assembly 11 Gear Feed 1 4 Registration Clutch 12 Gear Feed H1 5 Transfer Roller 13 Paper Pick Assembly Tray 6 Chute Assembly Out 14 Gear Idler 7 Imaging Unit 15 Gear Idler In 8 Main Drive Assembly 16 Turn Clutch FRONT 6250 052 1 2 3 4 5 6 7 8 9 10 15 16 14 13 12 11 ...

Page 58: ...aper feed nudge roller are interchangeable parts in all trays 2 Side Guides Right and Left The side guides move against media to align or register the width of print media in the paper feed direction 3 Rear Guide The rear guide moves to determine the length of print media in the paper feed direction The paper size switch uses this rear guide to detect the paper size 6250 055 1 2 3 2 ...

Page 59: ...force engages the gear feed and the gear idler feed to turn and feed the paper from the paper tray This activates the pick up assembly After completion of one turn determined by a cutout in the gear feed the gear feed and the gear idler feed are disengaged stopping the paper retard feed roller This allows one sheet to be fed at a time 4 Turn Clutch Assembly Transfers the drive energy from the main...

Page 60: ...ng confirmation of the print media quantity 11 Paper Feed Roll See paper Pick Rollers 12 Roll Turn Assembly The roll turn assembly receives drive energy from the main drive through the turn clutch and transports the print media out of the paper tray to the registration roller High Capacity Feeder Trays 3 and 4 Note The callouts in the following figure refer to the identifying numbers in the preced...

Page 61: ...250 Color Laser Printer Service Manual 500 Sheet Feeder Tray 3 Note Tray 2 paper pick assembly has a different part number than the 500 Sheet Feeder Tray 3 paper pick assembly 5T3 2T3 9T3 4T3 3T3 12T3 6250 405 11T3 ...

Page 62: ...ontrols the Feeder Drive Assembly Controls the paper pick process Distributes the DC voltage power supplied from the print engine to each component 2 Feeder Drive Assembly Supplies the drive to the Tray 3 and 4 3 Low Paper Sensor The actuator lowers as print media is used in the tray When the actuator lowers to a pre determined postion it blocks the sensor beam to trigger a low paper status The ac...

Page 63: ... and switches Controls the Feeder Drive Assembly Controls the paper pick process Distributes the DC voltage power supplied from the print engine to each component 2 Feeder Drive Assembly Supplies the drive to the tray 3 3 Low Paper Sensor The actuator lowers as print media is used in the tray When the actuator lowers to a pre determined postion it blocks the sensor beam to trigger a low paper stat...

Page 64: ... UP ASSY T3 GEAR IDLER FEED GEAR FEED H1 GEAR FEED1 PICK UP ASSY T4 CLUTCH ASSY TURN FRONT 6250 444 LOWER FEEDER DRIVE ASSY PICK UP ASSY T3 GEAR IDLLER IN CLUTCH ASSY TURN ROLL ASSY TURN GEAR IDLLER FEED GEAR FEED H1 GEAR FEED 1 GEAR IDLER GEAR IDLLER ROLL ASSY FEED CLUTCH ASSY TURN ROLL ASSY TURN GEAR IDLLER FEED GEAR FEED H1 ROLL ASSY FEED PICK UP ASSY T4 GEAR IDLER IN GEAR IDLLER GEAR FEED1 625...

Page 65: ...e 6250 404 DRIVE ASSY FEEDER SINGLE GEAR IDLER IN GEAR IDLER GEAR IDLER FEED GEAR FEED H1 GEAR FEED1 CLUTCH ASSY TURN PICK UP ASSY T3 FRONT DRIVE ASSY FEEDER SINGLE 6250 403 PICK UP ASSY 2T GEAR IDLLER IN CLUTCH ASSY TURN ROLL ASSY TURN GEAR IDLLER FEED GEAR FEED H1 GEAR FEED 1 GEAR IDLER ROLL ASSY FEED ...

Page 66: ...rotated by the main drive assembly through the turn clutch to feed paper from Tray 1 to the registration chute Registration Roll See Xerographics on page 2 35 2 Turn Clutch Transfers drive energy from the main drive assembly to the roll turn through a friction clutch 6250 057 1 2 ...

Page 67: ...sity of toner on the surface of the transfer roller then feeds it back to the process control 2 Fuser Assembly See Transfer Roller and Fuser Assembly on page 2 33 3 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 Fuser Assembly 6250 058 1 2 3 4 ...

Page 68: ...osition of the actuator 3 Duplex Roller The duplex roller rotates under drive from the duplex motor and feeds the print media returned from the chute assembly exit to the roll turn in the retard housing assembly 4 Gear Main Drive See Feed Roll Assembly 5 Tray 1 Gear See Feed Roll Assembly 6 Feed Roll Assembly When the Tray 1 feed soleniod energizes the Tray 1 gear and the idler gear are engaged by...

Page 69: ...d 8 Tray1 Feed Solenoid Controls the operation rotation stop of the Feed Roll Assembly by controlling the rotations of the Tray 1 Gear Chute Assembly Exit 1 Duplex Motor Supplies the drive to the exit roller mid roller and duplex roller 2 Mid Roller See Exit Roller 3 Exit Roller Rotates through the drive from the Duplex Motor and drives the fused print media partially into the output tray where it...

Page 70: ...tor Duplex 10 Gear 42 2 Chute Assy Exit 5 Gear Roll 8 Gear 48 11 Gear 30 3 Gear 48 6 Gear Roll 9 Gear 40 42 DUPLEX MOTOR ASSY GEAR ROLL EXIT ROLL GEAR ROLL MID ROLL GEAR 30 DUPLEX ROLL CHUTE ASSY EXIT CHUTE ASSY OUT GEAR 48 GEAR 40 42 GEAR 48 GEAR 40 42 GEAR42 6250 050 FRONT 6250 066 5 6 7 8 4 3 9 10 11 1 2 ...

Page 71: ...ration rubber roller metal roller the rollers are not turning and the paper buckles against the rollers to correct any skew at the leading edge 3 OHP Transparency Sensor Paper reflects radiated light and the OHP sensor can sense reflected light and identify the print media as paper If the OHP sensor cannot sense reflected light it identifies the print media as OHP transparency 4 Registration Senso...

Page 72: ...Sensor Detects passage of the print media after fusing 3 Fuser Fan Cools the fuser assembly to prevent overheating 4 Transfer Roller Consists of the transfer roller and a waste toner recovery system The transfer roller transfers the image from IDT2 in the imaging unit onto the print media Heat Roll Heat Lamp Thermostat Temperature Sensor Belt Unit Exit Roll Assembly Exit Sensor CRUM 6250 061 1 2 3...

Page 73: ...2 34 Phaser 6250 Color Laser Printer Service Manual Fuser Drive Assembly Transmission Route FUSER DRIVE ASSY Heat Roll FUSER ASSY Gear Exit Exit Roll Assy 6250 049 ...

Page 74: ...ives image data and generates laser beams to form an electrostatic latent image on the surface of each of the four imaging unit drums The Laser Unit Assembly consists of the following parts LD Assembly Scanner Assembly SOS Board Lens Mirror Window 3 Chute Assembly Registration See Chute Assembly Registration REGI on page 2 32 Drum Y M C K Developer Y M C K Charge Roller Y M C K Refresher Y M C K I...

Page 75: ...ervice Manual Imaging Unit Charge Voltage Contacts 1 Charge Voltage 2 Developer Voltage 3 IDT2 Voltage 4 IDT2 Refresher Cleaner 5 IDT1 Voltage 6 IDT1 Refresher Cleaner 7 Drum Refresher Cleaner 8 Drum Ground Contacts 6250 072 1 2 3 7 8 4 5 6 ...

Page 76: ...Theory of Operation 2 37 Imaging Unit Left Side View 1 IDT2 2 IDT2 Refresher Cleaner 3 IDT1 4 IDT1 Refresher Cleaner 5 Drum Refresher Cleaner 6 Developer 7 Charge Roller 6250 073 7 6 5 4 3 2 1 ...

Page 77: ...ge Y M C K Individual toner bottles containing toner mixture 4 Toner Cartridge Holder Assembly and Toner Motors Y M C K The Toner Cartridge Holder Assemblies 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 developer in the Imaging Unit 5 Low Toner Sensor Y M C K Detects level of toner ...

Page 78: ...Theory of Operation 2 39 Toner Cartridge Assembly cont d 1 Agitator Assembly 2 Toner Motor 3 Auger Assembly 4 Auger Tube 6250 071 4 3 1 2 ...

Page 79: ... Drive Assembly Transmission Route Developer Assembly Transmission Route 6250 051 TONER CARTRIDGE HOLDER ASSY Toner Motor Gear TONER CARTRIDGE Gear Auger Auger Film Agitator 6250 048 DEVELOPER DRIVE ASSY IMAGING UNIT Developer Y Developer M Developer C Developer K ...

Page 80: ...Image Processor Board Receives data from the workstation or host rasterizes the data and passes it on to the Engine Control Board The microprocessors on the Image Processor Board generate the control signals used by the Engine Control Board The system NVRAM chip is also located on this board and stores several printer parameters 3 Motor Driver Board Controls motors through the signals received fro...

Page 81: ...age Power Supply Controls the 24 VDC circuit through the interlock switch 4 Rear Fan Removes heat from the printer to prevent over heating 5 Low Voltage Power Supply Board Supplies AC power from the power source to the Fuser Assembly heater Generates and supplies stable low voltage DC power 3 3 VDC 5 VDC and 24 VDC to be used for the logic and other circuits within the printer 6 AC Switch Harness ...

Page 82: ...3 Chapter Error Messages and Codes In this chapter Introduction Servicing Instructions Service Diagnostics Error Messages and Codes Troubleshooting Procedures Table ...

Page 83: ...de is not visible on the front panel the usage profile report and fault history list errors reported by the printer Jam error histories have a slightly different format than other error codes The correlation between the Jam Error Help Text and the equivalent Fault History Code is given in the Jam History Error Codes Table on page 3 16 When an error first occurs record the error message and code th...

Page 84: ...ight 5 Inspect the printer interior and remove any foreign matter such as paper clips staples pieces of paper dust or loose toner Do not use solvents or chemical cleaners to clean the printer interior Do not use any type of oil or lubricant on printer parts Use only an approved toner vacuum 6 Clean all rubber rollers with a lint free cloth dampened slightly with cold water 7 Inspect the interior o...

Page 85: ...ten ask you to replace a printer component The section Service Parts Disassembly on page 8 1 provides detailed Steps for removing and replacing all major parts of the printer The section Parts List on page 9 1 details the location quantity and part number for all spared parts of the printer General Notes on Troubleshooting 1 Unless indicated otherwise the instruction switch ON printer main power m...

Page 86: ...ad on the average multi meter 8 When a troubleshooting procedure instructs you to replace a non spared component and that component is part of a parent assembly you should replace the entire parent assembly 9 Ensure that you are using a supported media size and type refer to Media and Tray Specifications on page 1 14 Voltage Measurements 1 Power and signal grounds are connected to the frame ground...

Page 87: ... scroll to the Troubleshooting Menu press OK and then scroll to the Service Tools Menu and press OK 2 Hold down the Up Arrow button and press the Down Arrow button this will display the Hidden Service Menu Scroll to Run Service Diagnostics and press OK Entering by rebooting the printer 1 Turn the printer power OFF 2 Hold down the Back and Information buttons simultaneously and turn the printer bac...

Page 88: ...y INFO Provides help information if available Pressing INFO again restores the current menu item and removes the help text UP Scrolls up one menu item within a menu list This control does not wrap Used to increment data in tests requiring user input DOWN Srolls down one menu item within a menu list This control does not wrap the end of a menu list is designated by three asterisks Used to decrement...

Page 89: ... Toner CRUM Sensor Cyan Toner CRUM Sensor Magenta Toner CRUM Sensor Yellow Toner CRUM Sensor Tray 2 Low Paper Sensor Tray 3 Low Paper Sensor Tray 4 Low Paper Sensor Sensor Switch Tests cont d Tray 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 Senso...

Page 90: ...irmware version installed Printer Configuration Memory MB Hard Drive Not Installed or Installed HCF Installed Not Installed Displays current memory installed Detects presence of Hard Drive option Detects presence of High Capacity Feeder option Ambient Temperature Humidity Temperature XX o C Humidity Displays the current Temperature and Humidity for the printer Fuser Temperature Temperature XX oC D...

Page 91: ...ality of motors and fans by giving service personnel the ability to energize de energize the motor and fans one at a time Main Motor Normal Speed Half Speed One Third Speed Normal Speed Continuous Half Speed Continuous One Third Speed Continuous Audible verification of motor functionality The motor tests are pulsed or continuous Duplex Motor Forward Normal Speed Forward Half Speed Forward Double S...

Page 92: ... the Imaging Unit cavity and packing the auger tubes with toner Rear Fan High Speed Low Speed High Speed Continuous Low Speed Continuous Audible verification of motor functionality Check for airflow Fuser Fan High Speed Low Speed High Speed Continuous Low Speed Continuous Audible verification of motor functionality Check for airflow Sensor Switch Tests Tests the functionality of the sensors and sw...

Page 93: ...ow Toner is NOT Low Displays current state of the sensor Black Toner Cartridge Present Cyan Toner Cartridge Present Magenta Toner Cartridge Present Yellow Toner Cartridge Present Sensor is OFF Sensor is ON 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 UNLOCKED position Black T...

Page 94: ...r Sensor Paper is Not Present Paper is Present Insert Tray 2 3 4 with an adequate amount of paper Toggle the No Paper Actuator Transfer Roll Toner Full Sensor Toner Waste Not Full Block the Toner Full Sensor PL5 1 13 to change the sensor state Image Unit Not Installed Sensor Image Unit is Not Present Open Door C to change the state of the Switch Fuser Fan Alarm Sensor Fuser Fan Alarm Sensor is OK ...

Page 95: ... Fuser Not Ready Temperature Amplifier Failure is OK Remove fuser to change sensor state Fuser Temp Compensation Fuser Temp Compensation Fuser Not Ready Compensation Failure is OK Remove fuser to change sensor state Clutch Tests Tests the functionality of the clutches by giving service personnel the ability to energize de energize one clutch at a time Registration Clutch Tray 1 MPT Turn Clutch Tra...

Page 96: ...on on resetting NVRAM See Resetting NVRAM on page 6 4 MCU NAVRAM Store Restore Save Engine NAVRAM Restore Engine NAVRAM Saves critical engine parameters printer installation date printer page count imaging unit life count transfer roller life count to Image Processor Board before replacing the Engine Control Board Restores previously saved critical engine parameters to the Engine Control Board aft...

Page 97: ... NAVRAM and allows values to be saved when the Engine Control Board is changed CRU Life Restore Restore Engine NAVRAM Used after Engine Control Board replacement to restore the previously saved life values to NAVRAM IP Controller Diagnostics Tests the basic functionality of the Image Processor Board RAM Read Write Test Executing Passed Does an extended memory test on the Image Processor Board Note...

Page 98: ... Imaging Unit Replace Imaging Unit or Imaging Unit is at End of Life Install or Reseat Transfer Roller Replace Transfer Roller or Transfer Roller is at End of Life Install or Reseat Fuser Replace Fuser or Fuser is at End of Life Install or Lock Y M C K Toner Cartridge Replace Y M C K Toner Cartridge or Y M C K Toner Cartridge Empty Dusty Density Sensor Remove Ribbon From Y M C K Toner Cartridge Tr...

Page 99: ...lure 40 41 42 43 44 45 46 47 Fuser Fan Failure 50 Rear Fan Failure 51 Generic Fan Failure 52 Engine Firmware Failure 70 71 72 73 74 77 78 79 Imaging Unit Firmware Failure 75 Fuser Firmware Failure 76 Controller to Engine Communications Failure 81 Engine NVRAM Failure 83 Y M C K Toner Cartridge Failure 86 87 88 89 Replace Y M C K Toner Cartridge 90 91 92 93 96 97 98 99 Non Phaser 6250 Fuser 94 Non ...

Page 100: ... Assembly on page 10 21 Motor Driver Board PL 12 1 12 Map 1 on page 10 6 Troubleshooting Procedure Steps Actions and Questions Yes No 1 Check the following for evidence of fault or damage Exit Actuator Sensor PL 8 1 7 Fuser Assembly PL 8 1 1 Front Cover PL 1 1 2 Chute Assembly In PL 5 1 1 Transfer Roller PL 8 1 12 Imaging Unit PL 9 1 3 Replace the part s concerned Go to Step 2 2 Remove the Fuser a...

Page 101: ...per Does the Fuser Motor Turn Inspect the gears for damage Replace the gear s if defective Go to Step 10 10 Use service diagnostics to test the Fuser Motor Does the Fuser Motor function correctly Replace Engine Control Board page 8 107 Go to Step 11 11 Verify the voltage between P 52 1 P 60 2 on the Motor Driver Board is 24 VDC Go to Step 12 Replace the Motor Driver Board page 8 101 12 Replace the...

Page 102: ...ly Out PL 6 1 1 Replace the damaged part Go to Step 2 2 Use service diagnostics to test the Duplex Sensor Does the sensor function correctly Go to Step 7 Replace the sensor and Go to Step 3 3 Does the printer function correctly after the Duplex Sensor is replaced Complete Go to Step 4 4 Block the Duplex Sensor and verify the voltage between J 139 3 J 139 2 is 0 VDC Go to Step 6 Go to Step 5 5 Chec...

Page 103: ...r Driver Board page 8 101 10 Check J 131 J 50 on the Duplex Harness for continuity See Drive Section on page 10 18 Got to Step 11 Replace the Duplex Harness Assembly PL 6 1 23 11 Does the error recur after replacing the Duplex Motor Go to Step 12 Complete 12 Check J 12 J 42 pins on the DRV 2 Harness for continuity See Drive Section on page 10 18 Replace the Engine Control Board page 8 107 Replace ...

Page 104: ...ck Map References Chute Assembly Registration PL 9 1 6 Paper Feed on page 10 25 Troubleshooting Procedure Table Steps Action and Questions Yes No 1 Check the following for evidence of fault or damage Registration Actuator PL 9 1 9 Chute Assembly Registration PL 9 1 6 Clean or replace the parts concerned Go to Step 2 2 Use service diagnostics to test the Registration Sensor Does sensor function cor...

Page 105: ...ove the connector J18 Is J 18 4 J 18 5 less than 200Ω Go to Step 8 Replace the Chute Assembly Registration page 8 71 8 Verify the voltage between P 18 4 P 18 2 on the Engine Control Board is 24 VDC Close the Interlock Switch while checking the voltage Replace the Chute Assembly Registration page 8 71 Replace the Engine Control Board page 8 107 Troubleshooting Procedure Table Continued Steps Action...

Page 106: ...iring Diagram on page 10 15 Chute Assembly Registration PL 9 1 6 Troubleshooting Procedure Table Steps Actions and Questions Yes No 1 Check the following parts for fault or damage Tray 1 MPT Registration Sensor PL 9 1 8 Main Drive Assembly PL 11 1 14 Remove any foreign objects or debris in the paper path Replace any damaged or excessively worn parts Go to Step 2 2 Use service diagnostics to test t...

Page 107: ... J60 2 on the Motor Driver Board is 24 VDC Close the Interlock Switch Replace the Motor Driver Board page 8 101 Go to Step 11 11 Check the power supply by verifing the voltage between P J60 1 P J60 2 on the Motor Driver Board is 24 VDC Replace the Motor Driver Board page 8 101 See DC Power Supply Troubleshooting on page 4 12 12 Check the power supply by verifing the voltage between P J61 8 P J61 7...

Page 108: ... the Engine Control Board page 8 107 Replace the MPT Turn Clutch page 8 34 19 Does the Feed Gear in Tray 1 turn when printing 1 sheet of paper Check parts for damage or obstructions in the paper path Go to Step 20 20 Use service diagnostics to test the Tray 1 Feed Solenoid Does the solenoid actuate In the test actuate the Interlock Switch Check the spring and stopper of the Feed Solenoid Go to Ste...

Page 109: ...Drive Section on page 10 18 Chute Assembly Registration PL 9 1 6 Main Wiring Diagram on page 10 15 Troubleshooting Procedure Table Steps Actions and Questions Yes No 1 Check the following parts for fault or damage Check for worn or damaged rollers and gears on the Paper Pick Assembly and the Feed Roller on Tray 1 Check Tray 1 for damage Registration Sensor PL 9 1 8 Main Drive Assembly PL 11 1 14 R...

Page 110: ...he Motor Driver Board is 24 VDC Close the Interlock Switch Replace the Motor Driver Board page 8 101 Go to Step 11 11 Check the power supply by verifing the voltage between P J60 1 P J60 2 on the Motor Driver Board is 24 VDC Replace the Motor Driver Board page 8 101 See DC Power Supply Troubleshooting on page 4 12 12 Check the power supply by verifing the voltage between P J61 8 P J61 7 on the Mot...

Page 111: ...o to Step 21 Replace the Paper Pick Assembly PL 3 3 1 21 If possible print one sheet of paper Did the paper attempt to feed Check parts for damage or obstructions in the paper path Go to Step 22 22 Use service diagnostics to test the Tray 1 Feed Solenoid Does the solenoid actuate During the test actuate the Interlock Switch Check the spring and stopper on the Feed Solenoid Go to Step 23 23 Verify ...

Page 112: ...5 HCF Paper Pick Assembly PL 14 4 1 HCF or PL 15 4 1 STF Drive Section on page 10 28 HCF or page 10 32 STF Troubleshooting Procedure Table Steps Actions and Questions Yes No 1 Does the printer feed paper correctly from Tray 2 Go to Step 2 See Misfeed at Tray 2 Jam T2 on page 3 28 2 Does the lower tray assembly LTA HCF or STF Motor run when printing one sheet Go to Step 9 Go to Step 3 3 Use service...

Page 113: ...is 24 VDC Go to Step 11 Replace the Lower Feeder Circuit Board PL 14 5 1 or PL 15 5 1 11 Check the Tray 3 Harness Assembly for continuity See Paper Tray 3 on page 10 29 Go to Step 12 Replace the Tray 3 Harness Assembly PL 14 5 3 or PL 15 5 3 12 Remove the clutch connector J825 Is J825 1 J825 2 of the Tray 3 Turn Clutch Assembly less than 200 ohms Go to Step 13 Replace the Tray 3 Turn Clutch Assemb...

Page 114: ... J83 11 P J81 1 on the Circuit Board LTA is 24 VDC Go to Step 18 Replace the Lower Feeder Circuit Board PL 14 5 1 or PL 15 5 1 18 Check the OPT Feeder Plug Assembly to the LTA Main Assembly to the Tray 3 Harness Assembly for continuity See Paper Tray 3 on page 10 29 Replace the Engine Control Board page 8 107 Replace the open Harness Assembly Troubleshooting Procedure Table Continued Steps Actions...

Page 115: ...ocedure Table Steps Actions and Questions Yes No 1 Does the printer feed paper correctly from Tray 2 Go to Step 2 See Misfeed at Tray 2 Jam T2 on page 3 28 2 Does the HCF Motor run when printing one sheet Go to Step 10 Go to Step 3 3 Use service diagnostics to test the HCF Motor Does the HCF motor function correctly Replace the Engine Control Board page 8 107 Go to Step 4 4 Verify the voltage betw...

Page 116: ... 4 connector J835 Is J835 1 J835 2 less than 200 ohms Go to Step 14 Replace the Tray 4 Turn Clutch Assembly PL 14 4 18 14 Does the Feed Gear in the Tray 4 Feeder turn when feeding 1 sheet of paper Check the Solenoid for damage Go to Step 16 15 Use service diagnostics to test the Tray 4 Clutch Solenoid Does the solenoid function correctly Check the stopper on the feed solenoid and replace if necess...

Page 117: ...0 18 Troubleshooting Procedure Table Steps Actions and Questions Yes No 1 Check the following for evidence of fault or damage Motor Driver Board PL 12 1 12 Interlock Switch on Motor Driver Board Actuator tab on the Front Cover CAM I R on the Top Imaging Unit Cover Acutator I L PL 11 1 8 Replace the parts concerned Go to Step 2 2 Use service diagnostics to test the Interlock Switch Does the Interlo...

Page 118: ...ut loose toner if found Go to Step 2 2 Inspect and reseat the Imaging Unit checking for possible defects or damage Replace the Imaging Unit PL 9 1 3 Go to Step 3 3 Remove the left cover Check the Gear Slide and the Rack V for damage or misalignment See Toner Cartridge Holder Unit Assembly PL 10 1 on page 8 77 for more information Damage can occur if the Gear and Rack are not in the proper position...

Page 119: ... Procedure Table Steps Actions and Questions Yes No 1 Check the following parts for evidence of fault or damage Imaging Unit PL 9 1 3 CRUM Connector on the Plate Dispenser Replace the parts concerned Go to Step 2 2 Replace the Imaging Unit Does the error recur Go to Step 3 Complete 3 Verify the CRUM Harness is properly connected See Laser Unit on page 10 22 Go to Step 4 Replace the CRUM Harness As...

Page 120: ...lete Go to Step 2 2 Clean the CTD ADC Sensor to remove any toner build up Does this fix the problem Complete Go to Step 3 3 Use service diagnostics to test the CTD ADC Sensor Does the sensor function correctly Go to Step 4 Go to Step 5 4 Replace the Transfer Roller Does the error recur Go to Step 5 Complete 5 Is the CTD ADC Harness connected to the CTD ADC Sensor correctly Go to Step 6 Connect pro...

Page 121: ...page 10 23 Troubleshooting Procedure Table Steps Actions and Questions Yes No 1 Check the following for evidence of fault or damage Transfer Roller PL 8 1 12 Toner Full Sensor PL 5 1 13 Replace the parts concerned Go to Step 2 2 Use service diagnostics to test the Transfer Roller Toner Full Sensor Does the Transfer Roller Toner Full Sensor function correctly Replace the Engine Control Board page 8...

Page 122: ...s Fuser Harness FSR 4 PL 5 1 9 Fuser Assembly on page 10 21 Troubleshooting Procedure Table Steps Actions and Questions Yes No 1 Cycle power to the printer Does the error recur Go to Step 2 Complete 2 Check the Fuser Assembly for fault or damage Replace the Fuser Assembly PL 8 1 1 Power cycle the printer after replacing the Fuser Go to Step 3 3 Does the error recur after replacing the Fuser Assemb...

Page 123: ...following troubleshooting procedure Troubleshooting Reference Table Applicable Parts Wiring and Plug Jack Map References EEPROM Board PL 10 1 16 Laser Unit on page 10 22 CRUM Harness Assembly PL 10 1 15 Fuser Assembly on page 10 21 Troubleshooting Procedure Table Steps Actions and Questions Yes No 1 Check the connector to the Fuser Assembly for damage Connect properly or replace the parts concerne...

Page 124: ...nt Sensor Bracket PL 10 1 6 Developer Section 1 on page 10 19 Troubleshooting Procedure Table Step Actions and Questions Yes No 1 Use service diagnostic to test the toner present switch of the problem color Does the Toner Present Switch YMCK function normally Replace the Engine Control Board page 8 107 Go to Step 2 2 Check the following for evidence of fault or damage replace the assembly if defec...

Page 125: ...L 10 1 11 7 Check the output for the pertinent color from the Motor Driver Board P J42 3 4 5 or 6 PIN P J42 14 PIN for 0VDC Go to Step 8 Replace the Motor Driver Board page 8 101 8 Check the output for the pertinent color from the Engine Control Board P J12 25 26 27 or 28 PIN P J12 17 PIN for 0VDC Replace the Engine Control Board page 8 107 Go to Step 9 9 Check the harness Assembly DRV2 2 J12 J42 ...

Page 126: ... for Replace Y M C K Toner Cartridge on page 3 76 When no jobs are being sent to the printer an additional low toner warning message Y M C K Toner Cartridge Empty will be displayed on the front panel This allows continued printing Run Black in black and white mode for a short period of time Once the color cartridges are empty the message changes to Replace Y M C K Toner Cartridge a hard stop Troub...

Page 127: ... Go to Step 4 4 Replace the Toner Motor Does this fix the problem Complete Go to Step 5 5 Verify the auger tube of the problem color is full of toner near the hopper end Go to Step 6 Inspect the toner cartridge for dispense problems 6 Verify that the voltage between P J 51 21 P J 60 2 on the Motor Driver Board is 24 VDC Go to Step 7 Replace the Motor Driver Board page 8 101 7 Troubleshoot using th...

Page 128: ...idence of fault or damage Transfer Roller Assembly PL 8 1 12 CTD ADC Sensor Assembly PL 5 1 11 Replace the parts concerned Go to Step 3 3 Is the CTD ADC Harness properly connected to the CTD ADC Sensor Go to Step 4 Reconnect or replace the parts concerned 4 Replace the CTD ADC Sensor Does the error still appear after replacing the sensor Go to Step 5 Complete 5 Check the CTD ADC Harness for contin...

Page 129: ...r Feed on page 10 25 Troubleshooting Procedure Table Steps Actions and Questions Yes No 1 Check the following for evidence of fault or damage Actuator Full Stack PL 6 1 5 Full Stack Sensor PL 6 1 4 Replace the parts concerned Go to Step 2 2 Use service diagnostics to test the Full Stack Sensor Does the sensor function correctly Replace Engine Control Board page 8 107 Go to Step 3 3 Replace the Ful...

Page 130: ... procedure below Troubleshooting Reference Table Applicable Parts Wiring and Plug Jack Map References Pertinent Toner Cartridge PL 10 1 7 8 9 or 10 Troubleshooting Procedure Table Steps Actions and Questions Yes No 1 Has the shipping ribbon been removed from the Toner Cartridge Go to Step 2 Remove the ribbon and power cycle the printer 2 Does the error clear after Door A is opened and closed Compl...

Page 131: ...nce of fault or damage Paper Size Switch Tray 2 PL 3 2 4 Actuators on the right side of Tray 2 Replace the parts concerned Go to Step 2 2 Use service diagnostics to test the Tray 2 Paper Size Switches Use the table below for reference Do the switches function correctly Replace Engine Control Board page 8 107 Go to Step 3 3 Verify the pertinent voltages on pins P J47 1 P J47 3 P J47 2 P J47 3 P J47...

Page 132: ...indicated as SW1 SW2 and SW3 Paper Size Paper Size Switch SW1 SW2 SW3 LEGAL14 ON ON ON LEGAL13 ON ON OFF EXECUTIVE ON OFF ON B5 ON OFF OFF A4 OFF ON ON A5 Provided for reference only Supported by Tray 1 MPT only OFF ON OFF A OFF OFF ON No Tray OFF OFF OFF ...

Page 133: ...r Tray 4 on page 10 30 Troubleshooting Procedure Table Steps Actions and Questions Yes No 1 Check the following for evidence of fault or damage Paper Size Switch Tray 3 4 PL 14 3 6 or PL 15 3 6 Actuators on the right side of the Tray Replace the parts concerned Go to Step 2 2 Use service diagnostics to test the Tray 3 4 Paper Size Switches Use the table below for reference Do the switches function...

Page 134: ...r page 8 135 5 Check the OPT Feeder Plug PL 14 5 2 or PL 15 5 2 Harness Assy Tray 3 PL 14 5 3 or PL 15 5 3 and Harness Assy Tray 4 PL 14 5 6 for continuity Replace Engine Control Board page 8 107 Replace the affected Harness Assy Paper Size Switches are indicated as SW1 SW2 and SW3 Paper Size Paper Size Switch SW1 SW2 SW3 LEGAL14 ON ON ON LEGAL13 ON ON OFF EXECUTIVE ON OFF ON B5 ON OFF OFF A4 OFF ...

Page 135: ...2 Complete 2 Check the following for evidence of fault or damage Low Paper Sensor PL 3 3 4 Low Paper Lever PL 3 2 7 Replace the parts concerned Go to Step 3 3 Use service diagnostics to test the Tray 2 Low Paper Sensor Do the sensor and actuator function properly Replace the Engine Control Board page 8 107 Go to Step 4 4 Verify the voltage between pins P J 47 10 P J 47 9 on the Motor Driver Board ...

Page 136: ... page 10 33 Low Paper Lever PL 14 5 8 or PL 15 5 8 Paper Tray 4 on page 10 30 Troubleshooting Procedures Table Steps Actions and Questions Yes No 1 Fill the tray with paper Does the error occur if the tray is full Go to Step 2 Complete 2 Check the following for evidence of fault or damage Low Paper Sensor PL 14 5 7 or 15 5 7 Low Paper Lever PL 14 5 8 or 15 5 8 Replace the parts concerned Go to Ste...

Page 137: ...L 6 1 37 Troubleshooting Procedure Table Steps Actions and Questions Yes No 1 Fill Tray 1 MPT with paper Does the error occur even if Tray 1 is full Go to Step 2 Complete 2 Check the following for evidence of fault or damage MPT No Paper Sensor PL 6 1 4 MPT actuator PL 6 1 37 Replace the parts concerned Go to Step 3 3 Use service diagnostics to test the MPT No Paper Sensor Does the Sensor function...

Page 138: ...ator PL 3 3 5 Tray 2 PL 14 4 5 or 15 4 5 Trays 3 4 Troubleshooting Procedure Table Steps Actions and Questions Yes No 1 Fill Tray Does the error occur even if the tray is full Go to Step 2 Complete 2 Check the following for evidence of fault or damage No Paper Sensor PL 3 3 4 PL 14 4 4 or PL 15 4 4 No Paper Actuator PL 3 3 5 PL 14 4 5 or PL 15 4 5 Replace the parts concerned Go to Step 3 3 Use ser...

Page 139: ...L 3 2 4 Paper Tray 2 on page 10 17 Troubleshooting Procedure Table Steps Actions and Questions Yes No 1 Check the following for evidence of fault or damage Paper Size Switch Tray 2 PL 3 2 4 Actuators on the right side of Tray 2 Replace the parts concerned Go to Step 2 2 Use service diagnostics to test the Tray 2 Paper Size Switches Use the table below for reference Do the switches function correct...

Page 140: ...e switch position chart below Replace Engine Control Board page 8 107 Replace the Motor Driver Board page 8 101 Paper Size Paper Size Switch SW1 SW2 SW3 LEGAL14 ON ON ON LEGAL13 ON ON OFF EXECUTIVE ON OFF ON B5 ON OFF OFF A4 OFF ON ON A5 Provided for reference only Supported by Tray 1 MPT only OFF ON OFF A OFF OFF ON No Tray OFF OFF OFF Troubleshooting Procedure Table Steps Actions and Questions Y...

Page 141: ...edure Table Steps Actions and Questions Yes No 1 Check the following for evidence of fault or damage Paper Size Switch Tray 3 4 PL 14 3 6 or 15 3 6 Actuators on the right side of the Tray Replace the parts concerned Go to Step 2 2 Use service diagnostics to test the Tray 3 4 Paper Size Switches Use the table below for reference Do the switches function correctly Replace Engine Control Board page 8...

Page 142: ...16 or page 8 135 6 Check the OPT Feeder Plug PL 14 5 2 or 15 5 2 Harness Assy Tray 3 PL 14 5 3 or 15 5 3 and Harness Assy Tray 4 PL 14 5 6 for continuity Replace Engine Control Board page 8 107 Replace the affected Harness Assy Paper Size Switches are indicated as SW1 SW2 and SW3 Paper Size Paper Size Switch SW1 SW2 SW3 LEGAL14 ON ON ON LEGAL13 ON ON OFF EXECUTIVE ON OFF ON B5 ON OFF OFF A4 OFF ON...

Page 143: ...t or damage OHP Sensor and Harness PL 9 1 12 Chute Assembly Registration PL 9 1 6 Replace parts as required OHP Sensor and Harness page 8 75 Assembly Chute Registration page 8 71 Go to Step 3 2 Does printer function correctly Complete Go to Step 3 3 Using service diagnostics test the OHP Sensor Does the OHP Sensor function correctly Replace Engine Control Board page 8 107 Go to Step 5 4 Does print...

Page 144: ...Jack Map References Laser Unit PL 9 1 1 Laser Unit on page 10 22 Troubleshooting Procedure Table Steps Actions and Questions Yes No 1 Check and reseat P J151 on the Laser Unit Does the printer function correctly if the harness is reseated Complete Go to Step 2 2 Replace the Laser Unit Does the error recur after the Laser Unit has been replaced Go to Step 3 Complete 3 Check the Laser Harness for co...

Page 145: ... Questions Yes No 1 Clean the CTD ADC Sensor to remove any toner build up Does this fix the problem Complete Go to Step 2 2 Use service diagnostics to test the CTD ADC Sensor Does the sensor function correctly Go to Step 4 Go to Step 3 3 Replace the CTD ADC Sensor see page 8 42 Does the error recur after the CTD ADC Sensor has been replaced Go to Step 4 Complete 4 Check the CTD ADC Harness for con...

Page 146: ...mbly PL 5 1 9 Troubleshooting Procedure Table Steps Actions and Questions Yes No 1 Ensure the correct Fuser 110v 220v is installed in the printer verify against the label on the Fuser Assembly Check the Fuser Assembly for evidence of fault or damage Replace the parts concerned Go to Step 2 2 Remove the Fuser Assembly and check for broken or bent pins Replace the parts concerned Go to Step 3 3 Does...

Page 147: ...e the Fuser Assembly and check for broken or bent pins Replace the parts concerned Go to Step 3 3 Does the error recur after the Fuser Assembly has been replaced with a new one Go to Step 4 Complete 4 Replace the Low Voltage Power Supply page 8 99 Does the error recur after the LVPS has been replaced Go to Step 5 Complete 5 Troubleshoot using the wiring diagram Fuser Assembly on page 10 21 Does th...

Page 148: ...ack Map References EEPROM Board PL 10 1 16 Fuser Assembly on page 10 21 FSR 2 Harness Assembly PL 5 1 9 Laser Unit on page 10 22 Troubleshooting Procedure Table Step Actions and Questions Yes No 1 Check the Fuser Assembly for evidence of fault or damage Replace the parts concerned Go to Step 2 2 Remove the Fuser Assembly and check for broken or bent pins Replace the parts concerned Go to Step 3 3 ...

Page 149: ...o Step 2 2 Does an error recur after the Fuser Fan has been replaced Replace the Engine Control Board page 8 107 Go to Step 3 3 Does the error recur after the Motor Driver Board has been replaced Go to Step 4 Complete 4 Troubleshoot using the wiring diagram Drive Section on page 10 18 Replace any defective parts Does the printer function correctly after replacing any defective parts Complete Go to...

Page 150: ...ear Fan for evidence of fault or damage Replace the Rear Fan page 8 102 Go to Step 2 2 Does an error occur after the Rear Fan is replaced Go to Step 3 Complete 3 Replace the Low Voltage Power Supply Board page 8 99 Does the error recur after the LVPS is replaced Go to Step 4 Complete 4 Troubleshoot using the wiring diagram Main Wiring Diagram on page 10 15 Replace any defective parts Does the prin...

Page 151: ...n page 10 18 Troubleshooting Procedure Table Steps Actions and Questions Yes No 1 Check the following for evidence of fault or damage Rear Fan PL 12 1 2 Fuser Fan PL 1 1 7 Replace the defective fan Go to Step 3 2 Does problem recur following part replacement Go to Step 3 Complete 3 Isolate the problem fan by running service diagnostics testing both the Rear Fan and Fuser Fan Did one of the fans fa...

Page 152: ...ctions and Questions Yes No 1 Is the problem application related Forward the application information to ESS for evaluation Go to Step 2 2 Turn printer power off and then back on Does the error recur Replace the Engine Control Board page 8 107 Complete Troubleshooting Procedure Table Steps Actions and Questions Yes No 1 Remove and reinstall the Fuser and Imaging unit Does the error recur Go to Step...

Page 153: ... Harness connector damaged or improperly connected Replace the Plate Dispenser Assembly PL 10 1 13 Go to Step 5 4 Does the error recur after the Plate Dispenser is replaced Go to Step 5 Complete 5 Remove the left cover Check the Gear Slide and the Rack V for damage or misalignment Is the Rack V out of alignment See page 8 77 for more information Damage can occur if the Gear and Rack are not in the...

Page 154: ...ser Assembly on page 10 21 FSR 4 Harness Assembly PL 5 1 9 Laser Unit on page 10 22 Troubleshooting Procedure Table Step Actions and Questions Yes No 1 Check the Fuser Assembly for evidence of fault or damage Replace the parts concerned Go to Step 2 2 Remove the Fuser Assembly and check for broken or bent pins Replace the parts concerned Go to Step 3 3 Does the error recur after the Fuser Assembly...

Page 155: ...the new board instead of transferring the NVRAM 6 Check continuity of Harness Assembly EEPROM between J144 J140 Replace the Engine Control Board page 8 107 Replace EEPROM Harness Assembly PL 13 1 10 Troubleshooting Procedure Table Step Actions and Questions Yes No 1 Cycle power to the printer Is the error cleared Complete Go to Step 2 2 Is the error cleared by reseating the Image Processor Board t...

Page 156: ...d Fuser Assembly Does the error recur after the power has been turned off and then on Go to Step 3 Complete 3 Does the error recur if the Imaging Unit is replaced and the power has been turned off and then on Go to Step 4 Complete 4 Does the error recur if the Fuser Assembly is replaced and the power has been turned off and then on Go to Step 5 Complete 5 Does the error recur if the EEPROM board i...

Page 157: ...artridge or Y M C K Toner Is Low on page 3 45 The Non Xerox Toner Detected errors Codes 96 99 are triggered when the customer gets the Y M C K Toner Cartridge is Not a Genuine Xerox Product warning message and chooses not to use it by selecting Do Not Use on the front panel Troubleshooting Reference Table Applicable Parts Wiring and Plug Jack Map References Genuine Xerox toner cartridge consumable...

Page 158: ...ine Xerox toner cartridge consumable PL 10 1 7 10 Developer Section 1 on page 10 19 Troubleshooting Procedure Table Step Actions and Questions Yes No 1 Remove top cover and ensure that cartridge is locked in position Does the error clear after locking the cartridge Complete Go to Step 2 2 Does the error recur after the pertinent toner cartridge has been replaced Go to Step 3 Complete 3 Check conne...

Page 159: ...eps Actions and Questions Yes No 1 Check the part number on the Fuser Is it a genuine Xerox Phaser 6250 part Go to Step 2 Replace the Fuser page 8 4 2 Check the Fuser assembly for evidence of fault or damage Replace the parts concerned Go to Step 3 3 Remove and reinstall the Fuser assembly Does the error recur Go to Step 4 Complete 4 Remove the Fuser assembly and check for broken or bent pins Repl...

Page 160: ...the part number listed on the Imaging Unit Is it a genuine Xerox Phaser 6250 part Go to Step 2 Replace the Imaging Unit 2 Remove and reinstall the Imaging Unit Does the error recur Go to Step 3 Complete 3 Remove the Imaging Unit and check for broken or bent pins on the connector Replace the Imaging Unit page 8 4 Go to Step 4 4 Does the error recur after the Imaging Unit is replaced with a new one ...

Page 161: ...Table Applicable Parts Wiring and Plug Jack Map References Temperature Humidity Sensor PL 3 2 2 Xerographics 1 on page 10 23 Temp Humidity Harness PL 3 2 1 Xerographics 2 on page 10 24 Troubleshooting Procedure Table Steps Actions and Questions Yes No 1 Use service diagnostics to test the Temperature Humidity Sensor Does the sensor function correctly Go to Step 2 Replace the Temp Hum Sensor page 8...

Page 162: ...art Up and POST Front Panel Troubleshooting Fault Isolation Inoperable Printer Troubleshooting Paper Size Switch Assembly AC Power Supply Troubleshooting DC Power Supply Troubleshooting Media Jams and the Paper Path Operating System and Application Problems Network Problems ...

Page 163: ...hat section of the printer is supposed to function Printer Status Page The Printer Status Page is a two page printout that provides a great deal of useful troubleshooting information Go to Troubleshooting Service Tools Printer Status Page and press OK to print these pages The first page includes general information about the printer including firmware versions page count feature set and consumable...

Page 164: ...ontrast display 5 The Grapics Display is turned on with all ones black for 1 second and then cleared 6 The backlight is turned on with nominal intensity 7 The Power On Self Test Vn nn message appears and tests are quickly executed If any test fails the front panel screen freezes with the name of the test displayed and another line is posted Call Customer Service 8 The Xerox splash screen displays ...

Page 165: ...nk Patterns on page 4 6 POST Startup indications At power on the hardware default is to turn on the Image Processor IP Board health LED The IP Board health LED is turned off The front panel display is reset addressable area becomes gray The Green LED turns on for 1 3 second The Yellow LED turns on for 1 3 second The Red LED turns on for 1 3 second The front panel LED is turned off The backlight is...

Page 166: ...ory N A Autorun test only 7 10 EEPROM Hard 8 11 Ethernet Hard 9 12 CPU Interrupts Hard 10 13 USB Hard 11 14 Real Time Clock Soft Tests RTC operation 12 15 RAM DIMM Soft Bootloader test reported in POST 13 16 Min RAM Limit Hard Checks for sufficient RAM 14 17 Max RAM Limit Soft Checks for excess RAM 15 20 IDE Disk Soft 16 22 Engine Command Hard 17 26 Engine Fuser Warmup Soft Check Engine Fuser comm...

Page 167: ...rtPage For hard faults The health LED flashes according to the fault code The front panel LED flashes in unison with the health LED The last posted message to the graphic front panel is present LED Blink Patterns For faults identified as hard faults the POST firmware causes the IP health LED to blink in a particular pattern to identify the fault There are short and long blinks A long blink is wort...

Page 168: ...ded memory EEPROM 10 Hard This test checks addressing of the EEPROM Ethernet 11 Hard This test checks the ethernet core CPU Interrupts 12 Hard This test checks that each interrupt source to the CPU is functioning USB 13 Hard This test checks that the USB core is functioning properly Real Time Clock 14 Soft The real time clock is tested RAM DIMM Presence 15 Soft This test examines bad or incompatib...

Page 169: ...ront Panel page 8 7 Front Panel LED is on Front Panel Display is Blank 1 Remove and reseat the Image Processor Board page 8 110 2 Replace the Front Panel wiring harness page 8 6 3 Replace the Front Panel page 8 7 4 Replace the Image Processor Board page 8 110 Front Panel Continually Displays Warming Up 1 Verify the correct Fuser 110 V vs 220 V is installed in the printer 2 See the Engine Power Up ...

Page 170: ...ting on page 4 11 Inoperable Printer Troubleshooting Engine Power Up Sequence 1 Engine Control Board logic check 2 Imaging Unit Missing NVRAM CRUM Error CRUM ID Life Over 3 Fuser Missing NVRAM CRUM Error Life Over 4 Toner Cartridge Missing Life Over 5 Transfer Roller Missing Life Over 6 CTD Sensor Error 7 All paper sensor Jam 8 OHP sensor Jam 9 Door s Open 10 Environment Sensor Error 11 NVRAM NVRA...

Page 171: ... short is removed the power is turned off and then on again Low voltage Power Supply Overvoltage Protection Circuit This circuit stops all outputs if the 24 VDC 5 VDC or 3 3 VDC power supply exceeds the specified voltage The operating point is 32 VDC or more for 24 VDC 7 VDC or more for 5 VDC or 6 VDC or more for 3 3 VDC Fan Output Circuit For the Fan Rear ON H signal the output voltage varies dep...

Page 172: ...bly PL 12 1 11 Drive Section on page 10 18 Procedure Step Action and Questions Yes No 1 1 Check the voltage at the AC wall outlet Is there approximately 110 VAC or 220 VAC if the printer is a 220 V model at the AC wall outlet Go to Step 2 Notify the customer of improper AC output from the outlet 2 1 Check the power cord for defects or a loose connection Replace or reseat the power cord Go to Step ...

Page 173: ...d J165 from the LVPS turn the AC power switch on and verify the DC voltages between the following pins on the Low Voltage Power Supply board P163 1 P163 2 24 VDC P164 1 P164 2 3 3 VDC P165 1 P165 2 5 VDC P165 3 P165 4 3 3 VDC Caution Be careful not to touch any other pins during these measurements or you may blow the fuse F001 on the LVPS Go to Step 4 Replace the Low Voltage Power Supply Board pag...

Page 174: ...e LVNC Harness Assembly Motor Driver Board Replace if damaged or defective Go to Step 10 9 Does the error recur Go to Step 10 Complete 10 Turn the AC power Switch OFF Connect J163 to the LVPS then turn the AC power switch ON P J163 1 P J163 2 24 VDC Complete Go to Step 11 11 Check the following for fault or damage 24V Harness Assembly Motor Driver Board Replace if damaged or defective Complete Pro...

Page 175: ...Pick 1 Ensure that the paper is in good condition and appropriate for a laser printer quality office laser printer paper works best 2 Ensure that the printer is printing within its environmental specifications by using the Printer Status Page 3 Remove the tray and remove fan and reload the media Ensure that the guides are securely against the paper and the tray has not been over filled 4 Try loadi...

Page 176: ... Printable Pages Menu 3 Feed paper through the printer from each of the available trays Is the paper damaged when fed out of one tray but not when fed out of the others If so inspect the tray for damage ensure that the media guides are set correctly and verify that the proper media is being used 4 If media shows damage from all trays check for problem in registration roller area 5 Inspect the pape...

Page 177: ...en exiting try loading new media from a fresh ream or a different type of media 4 Ensure that the loaded media matches the front panel settings 5 Is the jam caused by a heavy stiff paper being used for two sided printing In such cases a lighter grade of paper should be used see the printer s Paper Tips Page 6 Clean all exit locations in the Fuser and the Assembly Chute Exit with a clean dry lint f...

Page 178: ...ress Once you have established basic network connectivity proceed to Step 4 a If you can not see the CentreWare IS page from the printer CWIS web server the printer may be off on a different network or the host is not networked correctly Try Steps b through f to correct the problem If you make any changes to the network try printing the job again b Open System Preferences select Network and select...

Page 179: ...Edit select New File and create a small test document Select Print from the File menu 7 If an error message displays or there is no output try turning on the PostScript error status from CentreWare IS or the printer front panel PostScript will now output an error page if an error occured during the print job assuming the printer received it 8 Try printing again using the TextEdit tool Once you hav...

Page 180: ...gs can also be accessed remotely via CentreWare IS The logs list events chronologically The log is limited in length when the log is full the printer stops recording data to the log The logs are stored on the Hard Drive so only new data is stored each time the printer s power is cycled There is a Connection Setup Page Configuration Page and a network reset available for troubleshooting Network pro...

Page 181: ...4 20 Phaser 6250 Color Laser Printer Service Manual ...

Page 182: ...5 Chapter Print Quality Troubleshooting In this chapter Print Quality Problems Overview Front Panel Test Prints Service Test Prints Print Engine Test Print Print Quality Troubleshooting ...

Page 183: ...ental specifications for the printer found in Environmental Specifications on page 1 13 of this manual Temperature and humidity extremes can adversely effect the Xerographic and fusing characteristics of the printer The Phaser 6250 printer uses an Imaging Unit that contains all the imaging drums and developers for all four colors in one Routine Maintenance Item Print quality defects can be isolate...

Page 184: ...in Process Direction Uneven Density Voids Repeating Defects Transfer Roller Toner on the back side of the printed page simplex mode Light Prints Repeating Defects Fuser Hot or Cold Offsetting Repeating Defects Repeating Defects Routine Maintenance Item Component Distance between Defects Imaging Unit Developer Roller YMCK 28 mm 1 10 in Drum YMCK 62 mm 2 44 in Drum Charge Rollers 25 mm 1 in IDT 1 Y ...

Page 185: ...n shows how to select and analyze all test prints available From the printers front panel display select Troubleshooting menu select Service Tools Menu and then select Service Test Pages Test Print 1 CMYK Sample Page This page consists of four 25 tint primary color bands Analyzing the Test Print Repeating defects Missing Color s Streaks Voids Banding S6200 222 Xerox Phaser 6200DP Service Prints Pa...

Page 186: ... Test Print 2 RGB Test Print This page consists of 80 solid fill in RGBK Bands Analyzing the Test Print Wrinkling Creases Roller marks Scratches Cold Offset S6200 224 Xerox Phaser 6200DP Service Prints Page 2 3 Media Type Paper Letter ...

Page 187: ...nt 3 Test Pattern Sample Analyzing the Test Print 1 Color Registration Horizontal The colored lines should match up as shown below Perform the color registration procedure See Horizontal and Vertical Color Registration on page 6 3 6250 498 1 2 3 4 5 6 6 6 6 Good Good Bad 6250 501 ...

Page 188: ... is printed 3 Uniform RGB The secondary color squares should be uniformly colored with no mottling 4 Density The color bars should have even density from top to bottom 5 Margins Should be 8 mm from the edge of the paper to the line 6 Image Size the image height should be 261 mm between the top and bottom lines The image width should be 192 mm between the left and right lines 6250 502 Good Good Bad...

Page 189: ...ce Manual 600 x 600 Service Test Print This test print is used to verify margins and color registration The colors should be aligned vertically and horizontally S6200 227 Black K Yellow Y Cyan C Magenta M 128 dot 128 dot About 2 mm About 2 mm ...

Page 190: ... Board locate jumper pins 1 and 2 on connector P31 See figure below or Map 3 on page 10 8 for P31 location 5 With a long screwdriver touch the pins to short and start the test process the pins must remain shorted to execute the test 6 The printer will begin to print the 600 x 600 engine test print unless an error status from the Engine Control Board is present Printing will continue until the jump...

Page 191: ...n and life remaining Replace or reinstall the affected component Go to Step 2 2 Does the image quality improve if the Imaging Unit is replaced Complete Go to Step 3 3 Does the image quality improve if the Transfer Roller is replaced Complete Go to Step 4 4 Check the Front 1A Harness for continuity P J5030 Transfer roller P J5020 Transfer roller Go to Step 5 Replace the defective harness 5 Does the...

Page 192: ...the affected color Replace Toner Cartridge PL 10 1 Go to stop 2 2 Check the Imaging Unit for correct installation damage or contamination Verify the shipping seals are completely removed Replace the Imaging Unit PL 9 1 3 Go to Step 3 3 Inspect the Developer Bias Plunger Stud of the affected color for proper spring pressure compare to the other colors Check for contamination Go to Step 4 Replace th...

Page 193: ...ending on the color affected J 601 DEVE Y contact J 602 DEVE M contact J 603 DEVE C contact J 604 DEVE K contact Go to Step 6 Replace the Housing Assembly Bias page 8 69 6 Replace the Laser Unit page 8 68 Does the image quality improve if the Laser Unit is replaced Complete Replace the Engine Control Board page 8 107 Troubleshooting Procedure Step Check Yes No ...

Page 194: ...ging Unit PL 9 1 3 Does the image quality improve if the Imaging Unit is replaced Complete Go to Step 3 3 Replace the Transfer Roller PL 8 1 12 Does the imaging quality improve if the Transfer Roller is replaced Complete Go to Step 4 4 Replace the Laser Unit page 8 68 Does the image quality improve if the Laser Unit is replaced Complete Go to Step 5 5 Run the 600 x 600 test print see Print Engine ...

Page 195: ... example on page 5 8 Replace the Image Processor Board page 8 110 Go to Step 2 2 Block the laser path with a sheet of paper Does the image change Replace the Engine Control Board page 8 107 Go to Step 3 3 Replace the Imaging Unit PL 9 1 3 Does the image quality improve if the Imaging Unit is replaced Complete Go to Step 4 4 Replace the Laser Unit page 8 68 Does the image quality improve if the Las...

Page 196: ...ean the Imaging Unit from the Maintenance section of Service Diagnostics See Service Diagnostic Tests on page 3 9 Troubleshooting Procedure Step Check Yes No 1 Is the problem resolved after replacing the Imaging Unit Complete Go to Step 2 2 Inspect the Imaging Unit charge voltage contacts PL9 1 5 and the Bias Housing Assembly PL 9 1 4 in the printer for any damage or defects See Imaging Unit Charg...

Page 197: ...re content Is the problem resolved by loading fresh dry paper Complete Go to Step 3 3 Print a Repeating Defects Page Do the defects correspond to a Routine Maintenance Item See Repeating Defects on page 5 3 Replace the indicated Routine Maintenance Items Go to Step 4 4 Replace the Imaging Unit PL 9 1 Does the image quality improve if the Imaging Unit is replaced Complete Go to Step 5 5 Replace the...

Page 198: ...es the image quality improve if the Sub HVPS is replaced Complete Go to Step 9 9 Replace the Laser Unit page 8 68 Does the image quality improve if the Laser Unit is replaced Complete Replace the Engine Control Board page 8 107 Troubleshooting Procedure Step Check Yes No ...

Page 199: ...tion in the laser beam path between the Laser Unit and the Imaging Unit Lay Imaging Unit on it s back with the IDT Rollers facing up and rotate the developer gears to remove any loose toner Remove the obstruction or debris Go to Step 3 3 Replace the Imaging Unit PL 9 1 3 Does the image quality improve if the Imaging Unit is replaced Complete Go to Step 4 4 Replace the Transfer Roller PL 8 1 12 Doe...

Page 200: ... Item See Repeating Defects on page 5 3 Replace the indicated Routine Maintenance Item Go to Step 2 2 Replace the Imaging Unit PL 9 1 3 Does the image quality improve if the Imaging Unit is replaced Complete Go to Step 3 3 Replace the Transfer Roller PL 8 1 12 Does the image quality improve if the Transfer Roller is replaced Complete Go to Step 4 4 Replace the Fuser Assembly PL 8 1 1 Does the imag...

Page 201: ...ooting Procedure Step Check Yes No 1 Check the Imaging Unit Fuser Assembly and the Transfer Roller for correct installation damage or contamination Replace or reinstall the affected component Go to Step 2 2 Inspect the surface of the Transfer Roller for wast toner The roller should appear black and shiny Is the roller contaminated with waste toner Replace the Transfer Roller page 8 4 Go to Step 4 ...

Page 202: ...t is replaced Complete Go to Step 8 8 Repalce the Sub HVPS page 8 87 Does the image quality improve if the Sub HVPS is replaced Complete Go to Step 9 9 Check J 5011 J13 for continuity Replace the Engine Control Board page 8 107 Replace the Front 1A Harness Assembly PL 13 1 7 Troubleshooting Procedure Step Check Yes No ...

Page 203: ...s copies of the same image Avoid long runs of the same image Go to Step 2 2 Set the paper to the next heaviest type Does this resolve the problem Complete Go to Step 3 3 Does the ghosting appear in only one or 2 colors Replace the Imaging Unit PL 9 1 3 Go to Step 4 4 Does the image quality improve after the Fuser has been replaced Complete Go to Step 5 5 Does the imaging quality improve if the Tra...

Page 204: ...olved by running Remove Print Smears from the Troubleshooting Print Quality Problems Menu on the printer s front panel Is the problem resolved by changing the paper type setting on the printer Hot offset One type lighter Cold offset Incomplete fusing One type heavier Complete Go to Step 2 2 Replace the Fuser Assembly Does the problem recur after the Fuser is replaced Replace the LVPS page 8 99 Com...

Page 205: ...shooting Procedure Step Check Yes No 1 Reseat the Imaging Unit Ensure Door C is fully closed and latched Ensure Transfer Roller is fully seated and clipped in place Is the problem resolved Complete Go to Step 2 2 Clean the CTD Sensor and cycle power to the printer Is the problem resolved Complete Go to Step 3 3 Replace the CTD Sensor Is the problem resolved Complete Go to Step 4 4 Print the 600 x ...

Page 206: ...high clay content paper This component in the paper gums up the Transfer Roller cleaning blade It can also be caused by a full Transfer Roller waste bin and other problems Troubleshooting Procedure Step Check Yes No 1 Is the problem resolved by using different media Complete Replace the Transfer Roller page 8 4 2 Check for reversed wiring to the toner motors Is the wiring correct Replace the Imagi...

Page 207: ...5 26 Phaser 6250 Color Laser Printer Service Manual ...

Page 208: ...6 Chapter Adjustments and Calibrations In this chapter Calibrations Adjustments Resetting NVRAM Service Diagnostics PostScript NVRAM Resets ...

Page 209: ...ors cyan magenta and yellow is needed continue with the balance colors procedure Print the Calibrate Colors Tutorial Page from the printer s front panel Troubleshooting Print Quality Problems Menu and follow the instructions detailed on the page Margin Calibration The Calibrate Margins Menu allows you to adjust the printer s imaging area relative to the edges of the paper The imaging area is shown...

Page 210: ...sure that the colors are properly aligned You can adjust the settings from 7 to 7 units left to right See the images on the left 0 is always the printer s current color registration setting Print the Color Registration Page from the printer s front panel Troubleshooting Print Quality Problems Menu Vertical Color Registration This adjustment is performed automatically when the Color Regisrtation Pa...

Page 211: ...efaults Restore Factory Settings Color 1 You can reset settings for density and color balance to the factory default values 2 From the Main Menu highlight Troubleshooting and press OK 3 Highlight Print Quality Problems and press OK 4 Highlight Calibrate Colors and press OK 5 Highlight Restore Factory Settings and press OK to reset the color settings to factory defaults 6 Highlight Restore Factory ...

Page 212: ...et speed Wait Timeout Page Description Language and Port selection for both Parallel and USB Ports to their default values Caution Make note of the current network settings or print a configuration page to provide a record of the customer s current network settings before resetting the connection setup to the factory default values 1 From the Main Menu highlight Printer Setup and press OK 2 Highli...

Page 213: ...Setup and press OK 4 Highlight Reset PCL Setup NOW and press OK to reset the PCL defaults Resetting Front Panel Setup Values to Default Resetting the Front Panel Setup values resets the front panel language brightness contrast and accessibility controls to their default values 1 From the Main Menu highlight Printer Setup and press OK 2 Highlight Front Panel Setup and press OK 3 Highlight Reset Fro...

Page 214: ...defaults color margin and calibrations to their factory default values The print counts and the Adobe firmware serial number are not affected by this reset 1 From the Main Menu highlight Troubleshooting and press OK 2 Highlight Service Tools and press OK 3 Highlight Reset NVRAM and press OK 4 Highlight Reset NVRAM and Reset Printer NOW and press OK to reset all the settings to their factory defaul...

Page 215: ...ults color margin and calibrations to their factory default values The print counts and the Adobe firmware serial number are not affected by this reset 1 Enter Service Diagnostics 2 Highlight NVRAM Access and press OK 3 Highlight PostScript NVRAM Reset and press OK 4 Resetting NVRAM Are you sure is displayed Highlight Yes and press OK The printer now exits Service Diagnostics and reboots While boo...

Page 216: ...7 Chapter Cleaning and Maintenance In this chapter Service Preventive Maintenance Procedure Recommended Tools Cleaning ...

Page 217: ...parts in the printer Never use a damp cloth to clean up toner If you remove the Imaging Unit place it in a light protective bag or otherwise protect it as exposure to light can quickly degrade performance and result in early failure 1 Record number of sheets printed 2 Print several sheets of paper to check for problems or defects 3 Turn off the printer 4 Remove the Toner Cartridges Imaging Unit an...

Page 218: ...Cleaning and Maintenance 7 3 11 Remove and clean the paper trays 12 Clean all rubber rollers with a clean lint free cloth slightly dampened with cold water ...

Page 219: ...7 4 Phaser 6250 Color Laser Printer Service Manual ...

Page 220: ...s Disassembly In this chapter Overview General Notes on Disassembly Removing Routine Maintenance Items and Consumables Print Engine Disassembly Optional High Capacity Feeder Disassembly Optional 500 sheet Feeder Disassembly ...

Page 221: ...ly the reverse of the Removal Procedure In some instances additional Steps are necessary and are provided for replacement of the parts For specific assemblies and parts refer to the Parts List on page 9 1 Standard Orientation of the Printer When needed the orientation of the printer is called out in the procedure as an aid to locating printer parts Refer to the following printer orientation graphi...

Page 222: ...appear in the Parts List For example a part called the Registration Chute Assembly in a removal procedure may appear on the Parts List as Assembly Chute REGI When working on a removal and replacement procedure ignore any prerequisite procedure if you have already removed that part Caution Many parts are secured by plastic tabs DO NOT over Flex or force these parts Do not over torque the screws thr...

Page 223: ...r Roller not to come into contact with the hot Fuser 1 Power down the printer 2 Open Door A 3 Squeeze the latch at each end of the Transfer Roller and pivot the latch up 4 Lift the Transfer Roller out of the printer Imaging Unit Removal 1 Power down the printer 2 Open Door A 3 Open Door C 4 Grasp the handle on the top of the Imaging Unit and lift it out of the printer 5 Place the Imaging Unit in a...

Page 224: ...replace the toner cartridge as soon as those components have been removed Keeping the toner cartridges locked into place prevents contamination of the toner system and also prevents spillage 1 Power down the printer 2 Using the lips on both sides lift the Top Cover Output Tray off of the printer 3 Rotate the locking lever on the end of the cartridge or cartridges being removed to the back unlocked...

Page 225: ... subdivided by major functional assembly Covers Front Cover PL 1 1 2 1 Open Door B 2 Remove the two front cover retaining clips 3 Release 4 retainer hooks securing the Front Cover to the Chute Assembly Out Caution Do not separate the Front Cover from the Chute Assembly Out until the two wiring connectors have been disconnected COVER ASSY FRONT HEAD B B B B A A 6250 119 ...

Page 226: ... from the Fuser Fan 5 Remove the Front Cover Caution Reinstall the front cover retaining clips A as shown when reinstalling the Front Cover Front Panel PL 1 1 1 1 Remove the Front Cover 1 page 8 6 2 Release the 3 hooks securing the Front Panel 2 to the Front Cover and remove the Front Panel 1 Front Cover 2 Front Panel BOTTOM VEIW 6250 118 1 2 ...

Page 227: ...to the rear of the Front Cover and remove the Fuser Fan Holder 3 Disconnect P J137 from the Fuser Fan Holder 4 Release the 4 tabs securing the Fuser Fan item 2 to the Fuser Fan Holder and remove the Fuser Fan Replacement 1 Assemble in reverse order Note When replacing the Fuser Fan note the airflow direction The label on the fan should face out TOP 6250 120 1 1 2 ...

Page 228: ...e 2 screws securing the Top Main Cover item 1 to the printer 6 Release the 4 tabs securing the Top Main Cover to the printer 7 Raise the Top Main Cover slightly from the printer flexing both the front edges then lift off by moving the cover toward the rear of the printer Caution When the cover is off reinstall the toner cartridges to prevent contamination of the toner system and spillage of toner ...

Page 229: ...t Top Cover Door C PL1 1 10 1 Remove the Top Main Cover page 8 9 2 Open Door A 3 Open Door C 4 Remove the Left Cover page 8 11 5 Remove the right and left Stud Top Hinge pins item 2 PL1 1 21 from the Image Unit Top Cover item 1 and remove the cover 6250 123 2 2 1 ...

Page 230: ...Remove 1 screw securing the Right Side Cover item 1 and or Left Side Cover item 2 to the printer 3 Release the tab at the front of the printer securing the Right Side Cover and or Left Side Cover to the printer 4 Flex the cover slightly and slide it off to the rear to remove it from the printer 6250 127 1 6250 134 2 ...

Page 231: ...lor Laser Printer Service Manual Rear Cover PL 1 1 20 1 Remove the Right and Left Side Covers page 8 11 2 Raise the Rear Cover item 1 slightly to release the 7 tabs securing the cover to the printer and remove the cover 1 ...

Page 232: ...and leave the spring connected to the printer 1 Remove the Right and Left Side Covers page 8 11 2 Remove the upper end eye of the spring item 1 from the printer 3 Open Door A 4 With a flat blade screwdriver spread apart both sides of the metal retaining clip holding the Link item 2 to the Front Cover Assembly and remove the Link and Spring together 6250 125 1 2 6250 126 1 2 6250 506 2 ...

Page 233: ... the printer 4 To remove the Tray 1 Base item 2 PL 1 1 28 from the printer push down on the center of the Tray 1 Lift Plate press in on the base lift up and pull out from the printer Note The base must be re installed at a 90 degree angle to align the tabs properly 5 With the base at a 90 degree angle with the printer and the lift plate pushed down in the center ensure the tabs are on the outside ...

Page 234: ...ft Side Covers see page 8 11 2 Remove the right side Link Spring item 3 3 Open Door A 4 Remove the link retaining stud and rotate the link out of the way Then reinsert the stud 5 Remove the 2 screws securing the Front Right Cover item 1 6 Remove the Front Right Cover 6250 129 1 2 3 ...

Page 235: ...r page 8 6 3 Remove the Front Right Cover page 8 15 4 Remove the left Link Spring item 2 5 Open Door A 6 Remove the left Link Retaining Stud item 2 move the Link item 3 out of the way and reinstall the Stud 7 Close Door A 8 Open Door B 9 Remove the 2 screws securing the Front Left Cover item 1 to the Chute Assembly Out 1 3 2 4 6250 132 ...

Page 236: ...Service Parts Disassembly 8 17 10 Release the 2 tabs securing the Front Left Cover to the Chute Assembly Out and remove the Front Left Cover from the printer COVER ASSY FRONT 6250 133 REAR VIEW ...

Page 237: ...se the hook securing the Paper Feed Roller item 2 to the Retard Shaft 4 Slide the Paper Feed Roller off the shaft to remove Note The Paper Feed Roller Kit contains two rollers One roller for the Paper Tray and one Roller for the Paper Feeder PL 3 3 23 The Paper Feed Rollers are interchangeable Note When installing the Paper Feed Roller ensure that the locking tab on the roller locks into the notch...

Page 238: ...the Turn Chute Assembly item 1 to releae the 2 tabs 3 Rotate the Turn Chute Assembly 90 degrees downward from the Paper Feeder 4 Release the tabs securing the right and left shaft of the Turn Chute Assembly to the Paper Feeder 5 Pull out the Turn Chute Assembly from the Paper Feeder to remove 1 6250 139 6250 140 1 ...

Page 239: ...n the left side of the printer disconnect P J2361 gray from the Printer Chassis 6 On the right side of the printer disconnect P J210 yellow from the Printer Chassis 7 Disconnect P J47 yellow blue from the Motor Driver Circuit Board on the right side of the printer 8 Remove the 8 short screws securing the Printer Chassis item 1 to the Feeder Assembly item 2 Caution It is easy to strip the long scre...

Page 240: ...sis ensure that harness P J24 gray P J210 yellow and P J47 yellow blue are positioned to slide through the slots in the chassis bottom plate without catching Warning Lift the Printer Chassis off the Feeder Assembly by placing your hands into the front and back cavity of the paper tray The right and left sides of the Printer Chassis are extremely sharp 10 Lift the entire printer chassis off the Fee...

Page 241: ...embly 3 Carefully free the wires yellow blue from their guides noting the postion of the wires for reassembly 4 Remove the 2 screws securing the Paper Pick Assembly from the Feeder Assembly 5 Raise the Paper Pick Assembly item 2 out of the Feeder Assembly item 1 Replacement Notes Caution Ensure that all wiring is dressed properly and secured under the retaining tabs to prevent damage during reasse...

Page 242: ... Paper Pick Assembly page 8 22 2 Remove the 4 screws securing the Left Right Housing to the bottom plate 3 Lean the top of the housing in slightly towards the center and release the 3 retaining hooks from the holes in the bottom plate FRONT LEFT LEFT 6250 150 6250 152 RIGHT ...

Page 243: ...age 8 9 2 Remove the Left Side Cover page 8 11 3 Disconnect P J2361 gray from the printer 4 Remove the screw securing the Temperature Humidity Sensor item 1 and remove the sensor Replacement Notes Note Seat the sensor onto the Guide Pins with needle nose pliers then re insert the screw Reconnect connector P J2361 6250 142 P J2361 1 LEFT ...

Page 244: ... Chassis from the Feeder Assembly page 8 20 2 Carefully free the HCF Harness item 1 from the wire guides in the Right Housing 3 Release the 2 tabs securing the harness connector to the Right Housing 4 Pull the HCF Harness down from the Right Housing to remove 6250 143 TOP VIEW 1 REAR RIGHT ...

Page 245: ...L3 2 4 1 Remove the Printer Chassis from the Paper Feeder Assembly page 8 20 2 Disconnect P J471 from the Paper Size Switch item 1 3 Remove 1 screw securing the Paper Size Switch to the Right Housing 4 Rotate the front of the Paper Size Switch to free the tab and remove 6250 144 1 ...

Page 246: ...needle nose pliers and pull the Indicator forward to remove it from the Feeder Right Housing 4 Release the 2 tabs securing the Shaft Holder item 5 to the housing 5 Lift the Shaft Holder Guide Indicator item 2 together with the Indicator Spring item 4 and Shaft Indicator item 3 out of the housing assembly Note When reinstalling the indicator and guide components ensure that the Low Paper Lever item...

Page 247: ...s pull the left end free of the retaining hole in the inside wall of the housing 4 Push the actuator end of the Low Paper Lever item 1 through the slot in the inside wall of the Feeder Right Housing item 2 then raise the lever up and out of the feeder Replacement Notes Note Put the front end of the low paper lever on top of the left round arm of the Guide Indicator when replacing the Guide Indicat...

Page 248: ...rinter Note Remove and replace the Paper Pick Rollers item 1 one at a time to maintain the proper orientation 2 Remove the Turn Chute Assembly page 8 19 3 Rotate the Feed Shaft so that the rubber surface of the Paper Pick Rollers faces down 4 Pull the Paper Pick Roller off the shaft 1 6250 154 ...

Page 249: ...ove the Printer Chassis from the Paper Feeder Assembly page 8 20 2 Remove the Paper Pick Assembly page 8 22 and turn it upside down 3 Release the hook securing the No Paper Actuator item 1 to the Paper Pick Assembly and extract the left end of the shaft 4 Pull the No Paper Actuator out and up to remove 1 Right Top Left 6250 156 ...

Page 250: ...lue from the No Paper Sensor item 1 3 Lift up on the clear plastic lock to release 3 tabs securing the No Paper Sensor to the Paper Pick Assembly and remove the No Paper Sensor Removal Low Paper Sensor 1 Disconnect P J473 yellow on the Low Paper Sensor 2 Release 3 tabs securing the Low Paper Sensor to the Paper Pick Assembly and remove the sensor LEFT RIGHT 1 TOP 6250 155 1 6250 158 ...

Page 251: ...emove the paper tray Rear Cover by pushing in on the left side until the cover comes off the left mounting tab then remove it from the right tab 3 Reach in through the rear of the printer and spread the tabs of the Link Actuator item 1 apart and disconnect it from the Actuator No Paper item 2 4 Remove the link actuator from the bracket in the printer and remove 1 2 6250 157 ...

Page 252: ...rom the Paper Feeder Assembly page 8 20 2 Remove the Paper Pick Assembly page 8 22 3 Remove 1 screw securing the Feed Solenoid to the Paper Pick Assembly 4 Separate the Feed Solenoid slightly and shift the harness to disconnect P J474 gray 5 Remove the Feed Solenoid RIGHT REAR 6250 159 ...

Page 253: ...eder Assembly page 8 20 2 Remove the Paper Pick Assembly page 8 22 3 Release the tab securing the Stopper Clutch item 2 to the shaft on the right side of the Paper Pick Assembly 4 Pull out the Stopper Clutch 5 Disconnect P J475 blue from the Turn Clutch Asssembly 6 Pull out the Turn Clutch Assembly item 1 1 RIGHT REAR 2 6250 160 ...

Page 254: ... Pull out the Idler Gear item 1 and Idler Gear In item 3 from the Paper Pick Assembly 6 Remove the right and left e rings securing the shaft of the Roll Turn Assembly to the Paper Pick Assembly 7 Remove the metal bearing item 6 securing the right shaft end of the Turn Roll Assembly 8 Remove the black bearing item 4 securing the left shaft end of the Roll Turn Assembly 9 Remove the shaft item 5 fro...

Page 255: ...Release 1 tab securing the Paper Feed Roller item 1 to the feed shaft item 2 3 Slide the Paper Feed Roller off the left side of the feed shaft Note The Paper Feed Roller Kit contains two rollers One roller for the Paper Tray and one Roller for the Paper Feeder Assembly PL 3 3 23 The Paper Feed Rollers are interchangeable 1 6250 237 2 ...

Page 256: ...bly PL4 1 1 1 Remove the Registration Chute Assembly page 8 71 2 Disconnect P J19 blue from the Engine Control Board 3 Remove the 3 screws securing the Retard Roller Housing Assembly to the printer lift the left end and remove the assembly to the left 6250 163 ...

Page 257: ...e Turn Clutch item 1 to the shaft and remove the clutch 3 Remove the e ring securing the left end of the Turn Roll shaft item 2 to the Retard Roller Housing Assembly item 3 4 Remove the metal item 4 and plastic item 5 bearings 5 Slide the shaft to the right and remove to the left of the assembly Replacement Notes Note Ensure that metal bearing is replaced on the clutch end of the shaft 3 1 6250 16...

Page 258: ... Roller Assembly PL4 1 5 1 Open Door A and Door C 2 Remove the Imaging Unit and protect it from exposure to light 3 Rotate the Retard Roller Assembly item 1 up slide to the right and remove to the left of the printer 1 6250 246 1 6250 245 ...

Page 259: ...8 40 Phaser 6250 Color Laser Printer Service Manual 4 Release the tab securing the Retard Roller Shaft item 2 raise the right end and remove the Retard Roller 6250 166 2 ...

Page 260: ...J162 from the LVPS board 3 Remove 1 screw securing the ground wire green to the right side of the chassis 4 Carefully remove the harness items in the previous Steps from the wire guides along the bottom right side of the chassis Caution Remove the Chute Assembly In slowly and carefully ensuring that the wiring harness does not catch and sustain damage during removal 5 Release latch A Door A and pu...

Page 261: ...Assembly item 1 to the Chute Assembly In item 2 Caution The CTD Sensor is under spring tension be careful not to damage or lose the springs 4 Raise the sensor slightly to disconnect P J136 yellow from the Chute Assembly In 5 Remove the CTD Sensor 6 Remove the springs item 3 from the Sensor CTD ADC Assembly Replacement Notes Note The left spring has an aligning post on the Chute Assembly In 6250 17...

Page 262: ...or A 2 Remove the Transfer Roller Assembly Routine Maintenance Item page 8 4 3 Disconnect P J142 from the Chute Assembly In 4 Release 2 tabs securing the Toner Full Sensor with a small screwdriver 5 Remove the Toner Full Sensor from the Chute Assembly In FRONT 6250 171 ...

Page 263: ... 8 45 4 Remove the 1 screw securing the fuser ground wire to the Fuser Drive Assembly 5 Carefully remove the harness attached to the Fuser Drive Assembly from the cable guides in the Chute Assembly In housing 6 Remove the 3 screws securing the Fuser Drive Assembly to the Chute Assembly In 7 Remove the Fuser Drive Assembly Replacement Notes Note Note the routing of the wires for reassembly 6250 172...

Page 264: ...ance Item page 8 4 2 Remove the Front Right Cover page 8 15 3 Open Door A 4 Release the hook on the lower part of the spring item 4 securing it to the Chute Assembly In 5 Release the tab securing Right Latch item 3 to the Chute Assembly In 6 Remove Right Latch from the Latch Shaft item 2 6250 173 1 4 3 2 ...

Page 265: ...eft Latch PL 5 1 30 1 Remove the Fuser Assembly page 8 4 2 Remove the Front Left Cover page 8 16 3 Open Door A 4 Release the tab securing Left Latch item 2 to the left side of the Chute Assembly In 5 Remove the Left Latch from the Latch Shaft 6250 174 1 2 ...

Page 266: ...bly Out Door B while removing the strap to prevent damage to the printer 5 Remove the strap page 8 67 6 Close the Chute Assembly Out Door B and the Chute Assembly In Door A while disconnecting wiring harnesses to avoid damaging the printer 7 Disconnect all connectors going to the front of the left side connector block 8 Disconnect the lower grey connector P J145 from the EEPROM board 9 Disconnect ...

Page 267: ...side of the printer disconnect P J50 and P J52 from the Motor Driver Board 13 Free the wiring harness on the right side from the wire guides on the right side of the printer housing CHUTE ASSY OUT CHUTE ASSY OUT LEFT SIDE VIEW RIGHT SIDE VIEW MOTOR DRIVER BOARD 6250 175 ...

Page 268: ...the lower plate assembly raises up Caution The plate assembly bottom may have sharp burrs be careful when performing the following Steps 16 Using needle nose pliers remove the left and right Shaft Pivots item 2 pulling them inward to remove Caution Remove the Chute Assembly Out slowly and carefully ensuring that the wiring harnesses do not catch and sustain damage during removal 17 Release the lat...

Page 269: ...ont Cover page 8 6 2 Deflect the shaft of the Actuator Output Tray Full item 1 from the top portion of the Chute Assembly Out and remove the shaft from the left side Removal Full Stack Sensor 1 Remove the Actuator Output Tray Full 2 Disconnect P J134 from the Full Stack Sensor item 2 3 Release the 3 tabs securing the Full Stack Sensor and remove 1 6250 178 2 6250 179 ...

Page 270: ...tabs securing the Actuator Cover push in and remove the cover from inside the Chute Assembly Out 3 Release the tab on the left side of the Duplex Actuator 4 Push the actuator to the left and remove out the right side removing the actuator with the spring still on the shaft Note Note the position of the actuator spring during removal to ensure proper reassembly 6250 182 ...

Page 271: ...aser Printer Service Manual Removing the Duplex Sensor 1 Remove the Duplex Actuator item 1 2 Release the 3 tabs securing the Duplex Sensor and remove the sensor 3 Disconnect P J133 from the Duplex Sensor 2 1 6250 183 6250 185 ...

Page 272: ...move the Front Left Cover page 8 16 2 Push down on the Tray 1 metal plate and push the actuator in 3 Slide the actuator item 2 to the left and remove to the right 4 Remove the spring item 3 from the actuator Caution Be careful not to lose or damage the spring Note spring orientation for reassembly 1 3 2 6250 187 ...

Page 273: ... Printer Service Manual Removal of the Sensor 1 Remove the Tray 1 Actuator 2 Open Door B 3 From the back of the sensor item 1 release the 3 tabs securing the sensor and remove 4 Disconnect P J135 from the Tray 1 Sensor 6250 188 1 ...

Page 274: ...Front Cover Assembly page 8 6 2 Remove 1 screw securing both the ground wire and the Static Eliminator Assembly item 2 to the Chute Assembly Out item 1 3 Raise the left end up to clear the locator pin and remove the Static Eliminator Assembly by sliding it to the left 6250 180 1 2 ...

Page 275: ...lex Motor Drive and Gear Transmission Route on page 2 31 and remove the gear 3 Remove the bearing item 5 securing the left end of the shaft 4 Raise the left end of the roller and shift the right bearing item 3 out then remove the Duplex Roller item 2 Replacement Notes Note Ensure that black bearing is placed on gear end of shaft during reassembly 1 2 5 3 4 6250 181 ...

Page 276: ...1 20 1 Remove the Front Right Cover page 8 15 2 Remove the Front Left Cover page 8 16 3 Remove the Spring Out item 3 from the Chute Assembly Out 4 Release the 2 tabs from the inside of the Chute Assembly Out 5 Slide the Holder Latch item 2 to the right and remove 6 Remove the Latch Out item 1 from the Holder 6250 184 3 2 1 ...

Page 277: ...27 Roll Feed 1 Remove the Front Left Cover page 8 16 2 Release the tab securing the roll core item 1 to the shaft and slide right 3 Push down on the Tray 1 metal plate item 2 and feed roller 4 Slide the Paper Pick Roller item 3 to the right and pull out the front to remove 6250 186 1 2 3 ...

Page 278: ...e Solenoid Stopper item 2 3 Disconnect P J132 orange wires from the Solenoid and shift the wires out of the cable guides on the Chute Assembly Out 4 Remove 1 screw securing the Feed Solenoid item 3 to the Chute Assembly Out and remove Reassembly Notes Note Make sure the solenoid seats properly on the aligning pins The pins are plastic 6250 189 1 2 3 ...

Page 279: ...e the tab on the Tray 1 Gear item 5 and remove the gear Note Note the orientation of the springs for reassembly A long eye hook attaches to the shaft 5 Remove the 2 springs item 1 and 4 from the left and right sides of the shaft Note In the following Step do not lose the pins when moving the CAMs 6 Release the tab securing each CAM in position and slide the CAMs item 3 in 7 Slide the shaft to the ...

Page 280: ...d right springs from the Tray 1 Shaft Note In the following Steps shift the actuator out of the hole in the Plate bottom when removing the Plate 4 Remove the Tray 1 Bottom Plate Assembly item 2 Reassembly Notes Note Ensure that Tray 1 Bottom Plate is properly seated on locator pins before tightening the retaining screws the locator pins are plastic and can be damaged 6250 192 2 1 RIGHT FRONT LEFT ...

Page 281: ... Cover page 8 6 2 Remove the Front Left Cover page 8 16 3 Disconnect P J131 and shift the harness to the side of the Chute Assembly Out 4 Remove the 2 screws the upper screw is attached to the static discharge harness securing the Chute Assembly Exit to the Chute Assembly Out CHUTE ASSY EXIT ACTUATOR FULL LEFT 6250 193 ...

Page 282: ... 1 to the shaft and remove the Gear Roll 3 Remove the bearing from the left side of the shaft of the Exit Roller item 2 4 Remove the e ring securing the right end of the shaft of the Exit Roller 5 Remove the bearing item 3 6 Raise the right side of the shaft and pull the Exit Roller to the right and up to remove 2 6250 194 3 1 4 RIGHT LEFT ...

Page 283: ...Exit page 8 62 2 Release the tab securing the Gear Roll item 1 and remove the Gear 3 Remove the bearing from the left side of the shaft 4 Remove the e ring and bearing item 2 securing the right side of the shaft 5 Raise the right side of the shaft and pull out the Mid Roll item 3 3 2 4 1 LEFT 6250 195 ...

Page 284: ... Gear 48 item 2 to access 1 screw securing the Duplex Motor Assembly item 6 to the Chute Assembly Exit then remove the other screw 3 Remove the Duplex Motor Assembly from the Chute Assembly Exit 1 Chute Assembly Exit 4 Gear Mid Roller 2 Gear 48 5 Gear Exit roller 3 Gear 40 42 6 Motor Assembly Duplex 6250 196 5 4 3 2 6 1 ...

Page 285: ...e left side of the Fuser Exit Roller shaft and remove the bearing 3 Move the exit roller slightly out of the way 4 From the outside of the fuser cover push the Exit Actuator out of the retaining clips being careful not to drop the spring into the fuser 5 Remove the Actuator Spring Reassembly Notes Note Ensure that the spring is positioned as shown in the figure 6250 198 ...

Page 286: ...hen removing the strap to prevent damage to the unit and continue to provide support or latch the door when the strap is removed 2 Turn the top of the strap 90 degrees and remove top end of strap 3 Push down on the strap retainer tab and slide the bottom end of the strap out of the slot ...

Page 287: ...ser Unit carefully avoid bumping or jarring the unit 5 Remove 3 screws securing the Laser Unit to the printer and slide the unit back to remove the assembly Replacement Notes 1 Align the Laser Unit with the printer locator stud in the oval hole on the unit 2 Replace the hook on each Laser Spring in the notch at each end of the shaft 3 Replace the 3 screws that secure the Laser Unit to the printer ...

Page 288: ...nit and protect it from exposure to light 2 Remove the Left Side Cover page 8 11 3 Disconnect all the wires routed along the left side including the ground wire and remove them from the wire guides 4 Remove the 5 screws securing the Housing Assembly Bias 5 Remove the Housing Assembly Bias by pulling it straight out to avoid damaging the spring contacts 6250 204 ...

Page 289: ...rawing for location Avoid touching the biasing buttons while the Housing Assembly Bias is removed from the printer Replacement Notes Caution To avoid equipment damage move all wiring harnesses out of the way when replacing Ensure that all 8 biasing buttons PL 9 1 5 are in place Verify the proper alignment of the biasing springs 6250 504 BIASING BUTTONS ...

Page 290: ...osure to light 2 Release the 2 tabs securing the Housing Assembly Electric cover to the printer and lift straight up to remove 3 Disconnect P J18 blue from the Registration Chute Assembly to the Engine Control Board 4 Disconnect P J32 blue from the OHP Sensor to the Engine Control Board 5 Remove the 4 screws securing the Registration Chute Assembly 6250 205 ...

Page 291: ...e Replacement Notes Note Ensure the mylar strip item 1 is not bent or pinched but seated properly in the middle cavity of the Registration Chute when reassembling When reinstalling the Registration Chute ensure that the spring on the left rear corner does not get damaged and that it makes contact with the electrical connection on the Engine Control Board 6250 206 ...

Page 292: ...Removal of Actuator 1 Remove the Chute Assembly Registration page 8 71 2 Shift the actuator item 1 to the left lift up on the right side and remove 3 Remove the actuator spring item 2 from the Actuator Note Make note of the orientation of the spring for reassembly 1 6250 207 2 FRONT TOP CHUTE ASSY REGI ...

Page 293: ...Laser Printer Service Manual Removal of Sensor 1 Remove the Registration Actuator 2 Disconnect P J181 3 Release the 3 tabs securing the Sensor to the Chute Assembly Registration and remove the sensor CHUTE ASSY REGI 6250 208 ...

Page 294: ...n removing the Springs use caution they spring off the shaft easily 3 Remove both springs item 1 6 4 Pull out the bearing on the left side of the shaft item 3 5 Remove 1 screw from the left side of the Chute Assembly item 8 securing the Bracket Assembly item 7 6 Pull off the black plastic bearing item 2 securing the left side of the metal registration roller item 9 1 6 5 4 8 2 6250 247 6250 248 8 ...

Page 295: ... the bottom of the Chute Assembly to remove the OHP Sensor Cover item 10 9 Lift the retaining tab and remove the OHP Sensor from the cover 10 Disconnect P J321 from the sensor Replacement Notes Note When reassembling the white gear item 5 goes on the metal roller and the black gear item 4 goes on the rubber roller Install the springs last 9 8 6250 249 10 REAR 6250 250 ...

Page 296: ...1 Remove the Imaging Unit and protect it from exposure to light 2 Remove the Top Main Cover page 8 9 3 Remove the Right and Left Side Covers page 8 11 4 Remove the Rear Cover page 8 12 Caution Reinstall the toner cartridges to seal the toner system and prevent spillage 5 Disconnect P J166 from the Low Voltage Power Supply item 2 to the rear fan and remove the wiring harness from the wire guides on...

Page 297: ...block on the left side of the printer 9 Disconnect P J5020 P J5030 and P J5011 from the Sub High Voltage Power Supply Board item 5 10 Release P J5011 from the clamp 11 Open Door C to release the pressure on the rack and release the 2 tabs securing the Gear Slide item 6 and remove the slide and Rack V item 7 from the printer 12 Reach under the Toner Cartridge Holder Unit from the rear and disconnec...

Page 298: ...the clearance notch at the front Note The 4 screws on the right side of the printer are below the toner motors Replacement Notes 1 Replace in reverse order Reconnect the ground wire using the front lower screw on the left side Note An Install or Reseat Imaging Unit error can occur if the Gear and Rack V are not properly aligned With Door C open push the Rack V as far up as it can go then replace t...

Page 299: ...ssembly Unit page 8 77 Note Reinstall the toner cartridges to prevent spillage The holders need to be removed in Y M C K order There are small locking tabs between the holders on each end that lock them together Reinstall the cartridges in the opposite order Note You will need to disconnect all the connectors before removing the toner holder in the next Steps 6250 210 ...

Page 300: ...older Assembly 4 Remove the harness from the cable guide on the end of each Toner Cartridge Holder Assembly above the Toner Motor 5 Remove the screw securing each Toner Cartridge Holder Assembly Y M C K to the Plate Dispenser and slide the Toner Cartridge Holder to the right to remove 6 In the Holder Toner Assembly Unit release the tab securing the auger tube from the Plate Dispensor PL 10 1 13 wi...

Page 301: ...nnect P J 51 from the Motor Driver Board 7 Starting at the Yellow cartridge disconnect the motor connector and remove wires from the cable retainers 8 Beginning with the Yellow slide the toner holder slightly to the right just far enough to clear the left alignment pin then lift first the right end and then the left end of the holder Note It may be necessary to disconnect the Toner Low Sensor conn...

Page 302: ...Service Parts Disassembly 8 83 11 Carefully pry the tabs securing the Toner Present Switch Assembly with a small screwdriver and remove the switch LEFT 6250 217 ...

Page 303: ... procedure given for the Toner Present Switch Bracket and Actuator PL 10 1 6 and 10 1 22 on page 8 82 Note To prevent toner spills leave the Toner Cartridge locked in place and rotate the Toner Holder Assembly so the sensor is facing up before removing the sensor 2 Push open the 4 tabs securing the Low Toner Sensor to the holder and remove the sensor 6250 218 ...

Page 304: ...mbly item 1 to the printer 4 underneath the cartridge holders 2 connecting the bottom of the CRUM to the Dispenser Plate item 2 and 1 inserted vertically through the front of the CRUM 6 Push in slightly on the Dispenser Plate to disengage the locator pins lift the CRUM slightly and slide it out to the left rear Replacement Notes Note Support the CRUM Reader from underneath and slide it into positi...

Page 305: ... P J144 yellow is connected to the top connector and P J145 gray is connected to the bottom connector 2 Disconnect P J144 and P J145 from the EEPROM Board on the left side of the printer 3 Remove 1 screw securing the EEPROM Board and remove the board Note When a new EEPROM Board is installed in the printer the CRUM data written to the EEPROM makes it unique to that printer The EEPROM board cannot ...

Page 306: ...Board PL 10 1 15 1 Remove the Left Side Cover page 8 11 2 Disconnect P J5011 P J5030 and P J5020 from the Sub High Voltage Power Supply Board 3 Remove the 4 screws securing the board to the printer and remove the Sub High Voltage Power Supply Board 6250 220 LEFT ...

Page 307: ...L 11 1 5 1 Remove the Left Cover page 8 11 2 Remove the Top Imaging Unit Cover Door C page 8 10 3 Unhook the Left Link Spring PL1 1 22 4 Remove the Housing Assembly Bias page 8 69 5 Remove the 4 screws securing the Left Plate Assembly item 1 6 Press on the aligning post in the upper right corner of the plate from inside the cavity of the printer to remove the Plate Assembly 2 2 1 6250 221 ...

Page 308: ...Service Parts Disassembly 8 89 7 Unhook the top end of each of the four lever springs item 2 from the arm of the drum lever where it extends through the lever link 6250 242 4 5 6 ...

Page 309: ...Do not accidentally knock out the stud plungers bias contacts Note For reassembly ensure the drum levers are seated properly on the aligning posts Note When replacing the Lever Link ensure that the spring behind the Gear Press item 6 is aligned as shown in the figure on the preceding page when the Lever Link is at the bottom of its travel as shown in the same figure 3 4 6 5 6250 239 ...

Page 310: ...8 11 2 Remove the Top Imaging Unit Cover Door C page 8 10 3 Remove the Right Link Spring PL1 1 22 4 Remove the Main Drive Assembly page 8 94 5 Remove the Motor Driver Board 6 Remove the 4 screws securing the Right Plate Assembly item 1 7 Press on the aligning post in the upper left corner of the plate from inside the cavity of the printer to remove the Plate Assembly 2 2 1 6250 222 ...

Page 311: ...8 92 Phaser 6250 Color Laser Printer Service Manual 8 Unhook the top end of each of the four lever springs item 2 from the arm of the drum lever where it extends through the lever link 6 3 5 6250 243 ...

Page 312: ...um levers item 4 Note For reassembly ensure the drum levers are seated properly on the aligning posts Note When replacing the Lever Link ensure that the spring behind the Gear Press item 5 is aligned as shown in the figure on the preceding page when the Lever Link is at the bottom of its travel as shown in the same figure 6 5 3 4 6250 240 ...

Page 313: ...ront Right page 8 15 3 Remove the Cover Right page 8 11 4 Remove the Link Right page 8 13 5 Disconnect the P J48 from the Motor Driver Board 6 Free the harness from the clamp on the Main Drive Assembly 7 Remove the grounding screw 8 Remove the 3 screws securing the Main Drive Assembly to the printer 9 Remove the Main Drive item 1 1 6250 225 ...

Page 314: ...ve Assembly PL 11 1 13 1 Remove the Right Cover page 8 11 2 Disconnect connector P J49 from the Motor Driver Board 3 Remove the Motor Driver Board page 8 101 4 Remove the 4 screws securing the Developer Drive Assembly item 1 and remove 1 6250 224 ...

Page 315: ...L 11 1 8 and Spring I L PL 11 1 9 1 Remove the Right Cover page 8 11 2 Remove the 4 screws on the Motor Driver Board and set the board to the side 3 Remove the spring from the actuator 4 Release the hook securing the actuator item 1 to the shaft and remove 6250 223 1 ...

Page 316: ...Remove the Chute Assembly Registration page 8 71 4 Remove the Housing Assembly Retard page 8 37 Note Loosen the screw securing the grounding strap at the left side of the board to allow removal of the board without bending the grounding strap 5 Remove the 2 screws securing the Ground Circuit Board item 1 and remove the board 6250 238 1 ...

Page 317: ... securing the ground wire to the LVPS item 1 4 Release the tabs securing the harness cable guide item 2 to the AC Switch bracket and move aside 5 Disconnect P J161 from the LVPS 6 Press in on the tabs and push the AC connector to the rear then to the side through the notch in the chassis 7 Press in on the tabs and remove the Harness Assembly AC Switch item 3 from the printer 1 2 3 6250 231 ...

Page 318: ...toner cartridges to seal the toner system and prevent spillage 5 Remove 4 screws above the LVPS securing the Toner Cartridge Holder Assembly 6 Lift the Toner Cartridge Holder off the aligning tabs and move out of the way 7 Disconnect P J162 P J163 P J164 P J165 P J166 and P J168 from the Low Voltage Power Supply Board Note P J167 is not used 8 Remove the 3 screws securing the LVPS to the printer a...

Page 319: ...8 100 Phaser 6250 Color Laser Printer Service Manual Replacement Notes Note The self tapping screw goes in the upper left corner of the LVPS 6250 230 ...

Page 320: ...emove the Top Main Cover page 8 9 2 Remove the Front Right Cover page 8 15 3 Remove the Right Cover page 8 11 4 Disconnect all the connectors on the Motor Driver Board 5 Remove the 4 screws securing the Motor Driver Board to the printer and remove the board 6250 232 ...

Page 321: ...rom the Low Voltage Power Supply board 3 Carefully shift the harness out of the 4 hooks on the Toner Cartridge Holder Assembly 4 Remove the 2 screws securing the Rear Fan to the printer and remove the fan Replacement Notes Note When replacing the fan note the airflow direction the label side should face out 6250 228 RIGHT LEFT ...

Page 322: ...the Laser Unit 4 Disconnect P J3411 from the CRUM Reader located above the Card Cage 5 Disconnect P J210 from the Paper Tray Feeder on the right side of the printer 6 Disconnect P J 41 and P J 42 from the Motor Driver Board 7 Disconnect P J 164 and P J 168 from the LVPS 8 Remove the cable guide retainers and remove the cable guide on the right side of the printer above the power switch 9 Remove P ...

Page 323: ...lowing figure 14 Remove the two mounting screws for the Rear Fan and move it out of the way Caution Note the fan orientation for reassembly the label should face out towards the rear of the printer Note A total of 6 screws including the 2 removed in Step 13 secure the Card Cage The remaining 4 are located as follows 2 on the rear under the card cage 1 on the left side below the Sub HVPS board and ...

Page 324: ...damaged Replacement Notes Caution When reinstalling the Card Cage make sure the Chute Assembly Registration and the Housing Assembly Bias are installed after reinstalling the Card Cage to prevent damaging the bias springs Note The black connector P30 and the beige connector P23 on the Engine Control Board are not used ...

Page 325: ... 1 14 1 Remove the Card Cage Assembly page 8 103 2 Release the 2 tabs securing the Housing Assembly Contact to the Card Cage and remove the Housing Assembly Contact Replacement Notes Note Insert the rear tab first for easier reassembly Ensure that the assembly is fully seated 6250 233 ...

Page 326: ...r optionally even if it is restore the information by swapping the NVRAM following board replacement 1 If the printer is functional save the information in the engine NVRAM using the Service Diagnostic NVRAM Access MCU NVRAM Store function before starting disassembly Caution Observe proper ESD procedures page 8 3 when removing any circuit board from the printer 2 Remove the Image Processor Board p...

Page 327: ...s Note After the Engine Control Board is replaced NVRAM data saved prior to replacement must be restored to the new board Use the Service Diagnostic NVRAM Access MCU NVRAM Restore function to restore the data Detailed information is provided in Service Diagnostic Tests on page 3 9 If the printer was previously not functional or optionally even if it was move the NVRAM from the old board over to th...

Page 328: ...mbly Bias to prevent damaging the bias springs Caution Position the replacement board so that the alignment pin goes through the hole next to the left rear screw hole in the board Note Ensure that all 3 tabs on the card cage are fully inserted when reassembling the unit Note The black connector P30 and the beige connector P23 on the Engine Control Board are not used ...

Page 329: ... Processor board to the printer 4 Holding both knobs on the Image Processor board pull the board straight out from the printer to remove Replacing the Board The following items MUST be moved from the original Image Processor Board to the new board See Image Processor Board on page 9 32 for the exact locations of each component Memory Hard Drive if installed Configuration Upgrade Chip i Button NVRA...

Page 330: ... Cover Front PL14 2 4 1 Remove Paper Trays 3 and 4 2 Carefully pry up on the 3 tabs securing the Cover Front to the frame and remove the Cover Front Reassembly Note When replacing the Cover Front note the orientation Align the edge with the slit in the Feeder Frame 6250 267 ...

Page 331: ...he 5 screws securing the Cover Right and the 5 screws securing the Cover Left 4 Holding both ends of the cover lift the cover and move left and right flexing slightly to release the tabs from the holes in the Feeder frame 5 Slide the cover toward the front to remove the Indicator Assembly Note The Indicator Assembly flags will pop off 6 Remove the Cover Right Left 6250 269 ...

Page 332: ...h Paper Trays from the HCF 2 Holding the Chute Asssembly Turn grip at both ends push it down and release the 2 tabs from the hole in the Fame Top 3 Release the tabs securing the Chute Assembly Turn to the Tray Guide Left and Right and remove the Chute Assemlby Turn 6250 270 ...

Page 333: ...Manual Tray 3 Harness Assembly PL14 5 3 Tray 4 Harness Assembly PL14 5 4 and HCF Plug Harness Assembly PL14 5 2 1 Remove both Paper Trays from the HCF Assembly 2 Remove the Front Covers page 8 111 3 Remove the Cover Right page 8 112 6250 272 RIGHT ...

Page 334: ...and remove the Harness Assembly Tray 4 Harness Assembly Feeder Plug Note The wide slot in the middle of the plug faces outward The tabs on the bottom of J810 can be easily damaged during the removal process 1 Disconnect P J81 yellow from the Power Feeder Circuit Board 2 Remove J810 by lifting out of the hole in the top of the HCF frame 3 Lift the entire Harness Assembly Feeder Plug through the hol...

Page 335: ...he Harness Feeder Plug Assembly 5 Disconnect P J82 from the Harness Assembly Tray 3 6 Disconnect P J83 from the Harness Assembly Tray 4 7 Disconnect P J84 from the Drive Assembly 8 Remove the 3 screws securing the Power Feeder Circuit board to the HCF frame and remove the board Replacement Notes Note When replacing the Power Feeder Circuit Board align the hole on the board and the two tabs on the ...

Page 336: ...th Paper Trays from the HCF 2 Remove the Front Covers page 8 111 3 Remove the Right Cover page 8 112 4 Release the Tray 2 Harness Assembly gray from the cable restraints 5 Disconnect P J84 6 Remove the 3 screws securing the Feeder Drive Assembly to the HCF and remove 6250 273 ...

Page 337: ...ys from the HCF 2 Remove the Front Covers page 8 111 3 Remove the Right Cover page 8 112 4 Push down on the black bearing on the top of the indicator shaft lift up on the shaft and pull out of the hole in the HCF frame Reassembly Note The Indicator Assembly has to be below the Low Paper Lever 6250 271 1 2 ...

Page 338: ...ge 8 111 3 Remove the Right Cover page 8 112 4 Remove the Turn Chute Assembly page 8 113 5 Remove the Feeder Drive Assembly page 8 117 6 Remove the Indicator Assembly page 8 118 7 Remove the HCF Circuit Board page 8 116 8 Remove the 1 screw securing the Low Paper Bracket to the HCF frame 9 Remove the Bracket 10 Remove the 5 screws securing the Right Tray Guide to the HCF frame 6250 274 ...

Page 339: ...20 Phaser 6250 Color Laser Printer Service Manual 11 Release the 7 tabs securing the Right Tray Guide to the HCF frame 12 Carefully remove the Low Paper Lever from the slit in the Right Tray Guide 6250 275 ...

Page 340: ...Service Parts Disassembly 8 121 13 Remove the Guide Assembly Right by rotating the top in 14 Repeat Steps 11 14 to remove the lower guide 6250 276 ...

Page 341: ...e the Front Covers page 8 111 3 Remove the Left Cover page 8 112 4 Remove the Turn Chute Assembly page 8 113 5 Remove the 5 screws securing the Left Tray Guide Assembly to the HCF frame 6 Release the 6 tabs securing the Left Tray Guide Assembly to the HCF frame 7 Remove the Guide Assembly by rotating the top inward 6250 277 ...

Page 342: ...Service Parts Disassembly 8 123 8 Repeat Steps 1 7 to remove the lower guide 6250 278 ...

Page 343: ... through the rear of the printer and spread the tabs of the Link Actuator apart 4 Remove the link actuator from the bracket in the printer 5 Remove the actuator Note When replacing positon the Actuator so that the wider portion is on the right side viewe from the front Replace it after passing the tip of the Link Actuator into the hole in the HCF frame 6250 279 ...

Page 344: ...right side of the HCF frame 4 Release 2 tabs on the Paper Pick Assembly from the 2 slits and window on the left side of the HCF frame 5 Disconnect P J824 P J8220 and P J825 6 Remove the Paper Pick Assembly through the window Note When removing or replacing the the screws be careful not to damage the Gear or Spring with the screwdriver When passing the Paper Pick Assembly through the window be care...

Page 345: ... 6 1 Remove the Tray 4 Guide Assembly Right and Left page 8 119 page 8 122 2 Remove the Link Actuator page 8 124 3 Remove the Paper Pick Assembly for Tray 4 page 8 125 4 Remove the Gear Idler Note When replacing the larger side of the gear must face the HCF frame 6250 282 ...

Page 346: ... 112 4 Remove the Turn Chute Assembly page 8 113 5 Remove the Indicator Assembly page 8 118 6 Remove the Bracket Low Paper upper and lower 7 Remove the HCF Circuit Board page 8 116 8 Remove the Right Tray Guide page 8 119 9 Release the 3 tabs securing the Sensor to the HCF frame and remove the sensor Note Use caution the Sensor tabs are easily broken 6250 283 ...

Page 347: ...Laser Printer Service Manual Paper Size Switch Assembly PL14 3 6 1 Remove the Right Tray Guide Assembly page 8 119 2 Remove the 1 screw securing the Paper Size Switch to the Right Guide Assembly and remove the switch 6250 268 ...

Page 348: ...nly remove 1 screw securing the Guide Caster item 1 PL 14 2 8 to the bottom of the HCF and remove the Guide 4 Remove the 3 screws securing the Caster item 2 PL 14 2 5 or PL 14 2 6 to the bottom of the HCF and remove the Caster Replacement Notes Note When replacing the Locking front Casters ensure that the Caster is facing forward as shown in the preceding figure before replacing the Guide Caster 1...

Page 349: ... Disassembly Cover Front PL15 2 4 1 Remove Paper Tray 3 2 Carefully pry up on the 3 tabs securing the Cover Front to the frame and remove the Cover Front Reassembly Note When replacing the Cover Front note the orientation Align the edge with the slit in the Feeder Frame 6250 408 ...

Page 350: ...t flexing slightly to release the tabs from the holes in the Feeder frame 5 Slide the cover toward the front to remove the Indicator Assembly Caution Do not pull sideways on the cover as you may break the Indicator Mounting Arm The Indicator Assembly flag will pop off as the cover slides forward do not lose the flag 6 Remove the Cover Right Left Reassembly Note The Indicator Assembly has to be bel...

Page 351: ...emove the Paper Tray from the 500 sheet Feeder 2 Holding the Chute Asssembly Turn grip at both ends push it down and release the 2 tabs from the hole in the Frame Top 3 Release the tabs securing the Chute Assembly Turn to the Tray Guide Left and Right and remove the Chute Assemlby Turn ...

Page 352: ...isassembly 8 133 Tray 3 Harness Assembly PL15 5 3 and STF Plug Harness Assembly PL15 5 2 1 Remove the Paper Tray from the STF Assembly 2 Remove the Front Covers page 8 130 3 Remove the Cover Right page 8 131 6250 413 ...

Page 353: ...mbly Feeder Plug Note The wide slot in the middle of the plug faces outward The tabs on the bottom of J810 can be easily damaged during the removal process 1 Disconnect P J81 yellow from the Power Feeder Circuit Board 2 Remove J810 by lifting out of the hole in the top of the STF frame 3 Lift the entire Harness Assembly Feeder Plug through the hole in the top of the STF frame ...

Page 354: ...ct P J81 from the Harness Feeder Plug Assembly 5 Disconnect P J82 from the Harness Assembly Tray 3 6 Disconnect P J84 from the Drive Assembly 7 Remove the 3 screws securing the Power Feeder Circuit board to the STF frame and remove the board Replacement Notes Note When replacing the Power Feeder Circuit Board align the hole on the board and the two tabs on the STF Frame 6250 416 ...

Page 355: ... 1 Removethe Paper Tray from the STF 2 Remove the Front Covers page 8 130 3 Remove the Right Cover page 8 131 4 Release the Tray 3 Harness Assembly gray from the cable restraints 5 Disconnect P J84 6 Remove the 3 screws securing the Feeder Drive Assembly to the STF and remove 6250 414 ...

Page 356: ...e STF 2 Remove the Front Covers page 8 130 3 Remove the Right Cover page 8 131 4 Push down on the black bearing on the top of the indicator shaft lift up on the shaft and pull out of the hole in the STF frame Reassembly Note The Indicator Assembly has to be below the Low Paper Lever 6250 412 ...

Page 357: ... Covers page 8 130 3 Remove the Right Cover page 8 131 4 Remove the Turn Chute Assembly page 8 132 5 Remove the Feeder Drive Assembly page 8 136 6 Remove the Indicator Assembly page 8 137 7 Remove the STF Circuit Board page 8 135 8 Remove the 1 screw securing the Low Paper Bracket to the STF frame 9 Remove the Bracket 10 Remove the 5 screws securing the Right Tray Guide to the STF frame 6250 415 ...

Page 358: ...Service Parts Disassembly 8 139 11 Release the 7 tabs securing the Right Tray Guide to the STF frame 12 Carefully remove the Low Paper Lever from the slit in the Right Tray Guide 6250 417 ...

Page 359: ...8 140 Phaser 6250 Color Laser Printer Service Manual 13 Remove the Guide Assembly Right by rotating the top in 6250 418 ...

Page 360: ... the STF 2 Remove the Front Covers page 8 130 3 Remove the Left Cover page 8 131 4 Remove the Turn Chute Assembly page 8 132 5 Remove the 5 screws securing the Left Tray Guide Assembly to the STF frame 6 Release the 6 tabs securing the Left Tray Guide Assembly to the STF frame 6250 419 ...

Page 361: ...8 142 Phaser 6250 Color Laser Printer Service Manual 7 Remove the Guide Assembly by rotating the top inward 6250 420 ...

Page 362: ... the rear of the STF and spread the tabs of the Link Actuator apart 4 Remove the link actuator from the bracket in the STF 5 Remove the actuator Note When replacing positon the Actuator so that the wider portion is on the right side viewe from the front Replace it after passing the tip of the Link Actuator into the hole in the STF frame 6250 279 ...

Page 363: ...ly to the right side of the STF frame 4 Release 2 tabs on the Paper Pick Assembly from the 2 slits and window on the left side of the STF frame 5 Disconnect P J824 P J8220 and P J825 6 Remove the Paper Pick Assembly through the window Note When removing or replacing the the screws be careful not to damage the Gear or Spring with the screwdriver When passing the Paper Pick Assembly through the wind...

Page 364: ... page 8 131 4 Remove the Turn Chute Assembly page 8 132 5 Remove the Indicator Assembly page 8 137 6 Remove the Bracket Low Paper 7 Remove the STF Circuit Board page 8 135 8 Remove the Right Tray Guide page 8 138 9 Release the 3 tabs securing the Sensor to the STF frame and remove the sensor Note Use caution the Sensor tabs are easily broken 6250 422 ...

Page 365: ...Laser Printer Service Manual Paper Size Switch Assembly PL15 3 6 1 Remove the Right Tray Guide Assembly page 8 138 2 Remove the 1 screw securing the Paper Size Switch to the Right Guide Assembly and remove the switch 6250 268 ...

Page 366: ... Chapter Parts List In this chapter Serial Number Format Using the Parts List Print Engine Parts Harness Assemblies Optional High Capacity Feeder Optional 500 sheet Feeder Xerox Supplies and Accessories ...

Page 367: ...nce number of the printer produced on that day The serial number is coded as follows The text S N followed by the serial number in the barcode The barcode does not include a field identifier The nine digit serial number is based on the following format PPPRSSSSS R Single numeric revision digit To be rolled when a major product change occurs Code change is initiated with a change request SSSSS Five...

Page 368: ...renthetical statement in an illustrated parts list means the item is a parent assembly made up of the individual parts called out in parentheses 7 The notation with X Y following a part name indicates an assembly that is made up of components X through Y For example 1 with 2 4 means part 1 consists of part 2 part 3 and part 4 8 Two asterisks following a part name indicates the page contains a note...

Page 369: ...9 4 Phaser 6250 Color Laser Printer Service Manual Print Engine Parts PL 1 1 Covers 6250 286 ...

Page 370: ...2 1 Cover CAM NS 13 1 Spring CAM I R NS 14 116 0011 00 1 Latch Top Right 15 1 Handle Top NS 16 1 Shaft Latch Top NS 17 1 Spring Handle NS 18 116 1372 00 1 Latch Top Left 19 1 Cover Top Image Unit Door C NS 20 116 0016 00 1 Cover Rear 21 116 0492 00 2 Stud Top 1 per order 22 116 0586 00 2 Spring Link 1 per order 23 116 0963 00 2 Link 1 per order 24 116 1373 00 1 Cover Side Right 25 116 1322 00 1 Co...

Page 371: ...haser 6250 Color Laser Printer Service Manual 32 116 1592 00 1 Kit Cover Front Retaining Clips 99 116 1377 00 1 Tray 1 MPT with 26 and 27 PL 1 1 Covers Service Parts List No Part Number Qty Name Description ...

Page 372: ...D No Part Number Qty Name Description 1 116 1378 00 1 Universal Paper Tray with 2 6 2 116 1331 00 2 Paper Feed Roller Kit 2 interchangeable rollers per order 3 116 1332 00 1 Assembly Friction Clutch 4 1 Holder Retard NS 5 116 1632 00 1 Spring Retard 6 7 116 1490 00 Chute Guide Cover 6250 287 ...

Page 373: ...9 8 Phaser 6250 Color Laser Printer Service Manual PL 3 1 Paper Feed I 6250 288 ...

Page 374: ...mber Qty Name Description 1 116 1335 00 1 Cover Feeder Front 2 116 1336 00 1 Assembly Turn Chute 3 116 1491 00 1 Cover Paper Tray Rear 4 116 1338 00 3 Block 1 per order 5 212 0237 00 4 Long Screw M3 x 85 Kit 2 per order 99 116 1631 00 1 Assembly Feeder with 1 4 PL 3 2 PL 3 3 ...

Page 375: ...9 10 Phaser 6250 Color Laser Printer Service Manual PL 3 2 Paper Feed II 6250 289 ...

Page 376: ...nsor Temperature Humidity 3 116 1342 00 1 Asssembly Harness LTA HCF J210 P810 4 116 1343 00 1 Assembly Paper Size Switch 5 116 1625 00 4 Printer Feet 4 per order 6 7 116 1345 00 1 Lever Low Paper 8 116 1346 00 1 Indicator Paper Level 9 1 Indicator Holder Shaft NS 10 116 1348 00 1 Indicator Guide 11 1 Indicator Spring NS 12 1 Indicator Shaft NS 13 116 1351 00 1 Paper Tray Stopper ...

Page 377: ...9 12 Phaser 6250 Color Laser Printer Service Manual PL 3 3 Paper Feed III 6250 290 ...

Page 378: ...10 1 Spring Feed H NS 11 1 Gear Feed H2 NS part of 99 12 1 Gear Feed H1 NS part of 99 13 1 Gear Feed 2 NS part of 99 14 1 Gear Idler Feed NS part of 99 15 1 Gear Idler NS part of 99 16 1 Clutch Stopper NS 17 116 1361 00 1 Feed Solenoid 18 116 1362 00 1 Assembly Clutch Turn 19 1 Gear Idler In NS part of 99 20 116 1363 00 1 Assembly Roll Turn 21 3 Bearing Black NS 22 1 Shaft Feed 2 NS 23 116 1331 00...

Page 379: ...9 14 Phaser 6250 Color Laser Printer Service Manual PL 4 1 Housing Assembly Retard 6250 291 ...

Page 380: ...6 1492 00 1 Assembly Housing Retard with 2 13 2 1 Roll Turn NS 3 1 Shaft Retard NS 4 1 Assembly Friction Clutch NS 5 116 1371 00 1 Assembly Retard Roll 6 1 Holder Retard NS 7 1 Housing Retard NS 8 1 Bearing NS 9 1 Turn Clutch NS 10 1 Stud Retard NS 11 1 Spring Retard 370 NS 12 1 Cap Retard NS 13 1 Bearing Ground NS ...

Page 381: ...9 16 Phaser 6250 Color Laser Printer Service Manual PL 5 1 Chute Assembly In 6250 292 ...

Page 382: ...mbly Harness CTD ADC 11 116 1391 00 1 Assembly Sensor CTD ADC 12 116 1392 00 1 Spring ADC 13 116 1393 00 1 Sensor Toner Full 14 116 1394 00 1 Assembly Harness Toner Full SNS 15 116 1395 00 1 Spring IDT 16 116 1396 00 1 Stud IDT 17 116 1397 00 1 Holder IDT 18 116 1588 00 1 Assembly Drive Fuser 19 116 1399 00 1 Spring BTR 20 116 1400 00 1 Wire Assembly FSR Earth GRND 21 116 1401 00 1 Right Latch 22 ...

Page 383: ...9 18 Phaser 6250 Color Laser Printer Service Manual PL 6 1 Chute Assembly Out 6250 293 ...

Page 384: ...r 8 116 1417 00 2 Roll Pinch 1 per order 9 116 1418 00 1 Eliminator Assembly 10 116 1419 00 1 Gear 30 11 1 Bearing Ground NS 12 116 1420 00 1 Roll Dup Duplex 13 116 1421 00 1 Actuator Duplex 14 116 1422 00 1 Actuator Cover 15 116 1423 00 1 Spring Sensor Dup Duplex 16 1 Bearing NS 17 1 Latch Plate NS 18 1 Latch Out NS 19 1 Latch Holder NS 20 116 1425 00 1 Latch Spring Out 21 116 1426 00 2 Spring N ...

Page 385: ...T 37 116 1435 00 1 Actuator MPT 38 116 1436 00 1 Solenoid Stopper 39 116 1437 00 1 Solenoid Spring 40 116 1438 00 1 Feed Solenoid MPT 41 1 Chute Out NS 42 116 1439 00 1 Assembly Bottom Plate MPT 43 116 1440 00 1 Assembly Wire Earth GRND PL 6 1 Chute Assembly Out Service Parts List Table ID No Part Number Qty Name Description ...

Page 386: ...Parts List 9 21 This Page Intentionally Left Blank ...

Page 387: ...9 22 Phaser 6250 Color Laser Printer Service Manual PL 7 1 Chute Assembly Exit 6250 294 ...

Page 388: ...Assembly Exit with 2 13 2 2 Gear Roll NS 3 2 Bearing Earth NS 4 1 Roll Exit NS 5 1 Roll Mid NS 6 1 Chute Exit Lower NS 7 2 Bearing NS 8 1 Assembly Duplex Motor NS 9 1 Gear 42 NS 10 2 Gear 40 42 NS 11 2 Gear 48 NS 12 3 Grommet NS part of PL 7 1 99 13 3 Sleeve NS part of PL 7 1 99 99 116 1596 00 1 Kit Bushing with12 qty 3 13 qty 3 ...

Page 389: ...9 24 Phaser 6250 Color Laser Printer Service Manual PL 8 1 Transfer Roller Fuser Assembly RMIs 6250 295 ...

Page 390: ...b 115R00029 115R00030 1 1 110 V Fuser Phaser 6250 with 7 and 8 220 V Fuser Phaser 6250 with 7 and 8 2 3 4 5 6 7 116 1447 00 1 Actuator Exit 8 116 1448 00 1 Actuator Spring 9 10 11 12 108R00592 1 Transfer Roller BTR 13 116 1449 00 1 Strap 14 116 1528 00 2 E Ring part of E Ring Kit 15 116 1450 00 2 Shaft Pivot 1 per order ...

Page 391: ...9 26 Phaser 6250 Color Laser Printer Service Manual PL 9 1 Xerographics 6250 296 ...

Page 392: ...using Assembly 5 116 1454 00 8 Plunger Stud Biasing Buttons 1 per order 6 116 1598 00 1 Assembly Chute Registration with 7 10 and 12 7 1 Registration Clutch NS 8 116 1413 00 1 Sensor Registration 9 116 1456 00 1 Actuator Registration 10 116 1457 00 1 Actuator Spring Registration 11 116 1458 00 1 Assembly Housing Electrical 12 116 1459 00 1 OHP Sensor with Harness Kit 99 116 1627 00 1 Kit Registrat...

Page 393: ...9 28 Phaser 6250 Color Laser Printer Service Manual PL 10 1 Holder Toner Cartridge Assembly 6250 497 ...

Page 394: ... 106R00673 1 1 Magenta Toner Cartridge Standard Capacity Magenta Toner Cartridge High Capacity 9 106R00668 106R00672 1 1 Cyan Toner Cartridge Standard Capacity Cyan Toner Cartridge High Capacity 10 106R00671 106R00675 1 1 Black Toner Cartridge Standard Capacity Black Toner Cartridge High Capacity 11 116 1606 00 1 Harness Assy TNR4 J51 J511 J432 J512 J513 J514 J701 J703 J704 J342 12 116 1467 00 1 A...

Page 395: ...9 30 Phaser 6250 Color Laser Printer Service Manual PL 11 1 Frame and Drive Assemblies 6250 297 ...

Page 396: ...ht 7 1 Lever Plate Right NS 8 116 1476 00 1 Actuator I L 9 116 1477 00 1 Spring I L 10 116 1478 00 2 Press Gear IDL 1 per order 11 116 1479 00 1 Press Gear Right 12 116 1480 00 1 Spring IDT Right 13 116 1608 00 1 Assembly Developer Drive 14 116 1609 00 1 Assembly Main Drive 15 116 1483 00 1 Registration Film 16 116 1484 00 1 Circuit Board Earth GRND Ground 17 116 1485 00 1 Spring IDT Left 18 116 1...

Page 397: ...9 32 Phaser 6250 Color Laser Printer Service Manual PL 12 1 Electrical S6200 240 ...

Page 398: ... button IC Base Configuration Chip IC Network Configuration Upgrade Chip IC DP DX Configuration Upgrade Chip Memory 64 MB 8M x 64 PC133 Memory DIMM 128 MB 16M x 64 PC133 Memory DIMM 256 MB 32M x 64 PC133 Memory DIMM Internal Hard Drive Phaser 6250 Service Part 5 1 Plate Rear Image Processor Board NS 6 2 Spring Ground Image Processor Board NS 7 1 Guide Right Engine Control Board NS 8 1 Guide Left E...

Page 399: ...9 34 Phaser 6250 Color Laser Printer Service Manual PL 13 1 Harness Assemblies 6250 299 ...

Page 400: ...ly Harness LVRPG J164 311 5 116 1504 00 1 Assembly Harness ROSKA J15 J151 6 116 1503 00 1 Assembly Harness 24 V J60 J163 7 116 1505 00 1 Assembly Harness FRONT 1A J13 P138 P139 P1361 J5011 8 116 1506 00 1 Assembly Harness OPF MAIN J121 P210 9 116 1507 00 1 Assembly Harness OPEPANE OPA J22 J168 P221 10 116 1508 00 1 Assembly Harness EEPROM J140 P71 J144 P141 11 12 116 1618 00 1 Assembly Harness TMP...

Page 401: ...eral Paper Service Parts List Table ID No Part Number Qty Name Description 1 116 1378 00 1 Universal Paper Tray with 2 6 2 116 1331 00 2 Paper Feed Roller Kit 2 interchangeable rollers per order 3 116 1332 00 1 Assembly Friction Clutch 4 1 Holder Retard NS 5 116 1632 00 1 Spring Retard 6 7 116 1490 00 Chute Guide Cover 6250 486 ...

Page 402: ... List Table ID No Part Number Qty Name Description 1 116 1510 00 1 Cover Left 2 3 116 1511 00 1 Cover Right 4 116 1512 00 3 Cover Front 1 per order 5 116 0009 00 2 Casters Locking 1 per order 6 116 0008 00 2 Casters Non Locking 1 per order 7 116 1514 00 2 Indicator Paper 1per order 8 2 Guide Caster NS ...

Page 403: ...9 38 Phaser 6250 Color Laser Printer Service Manual PL 14 3 High Capacity Feeder Guides and Turn Chute Assembly 6250 483 ...

Page 404: ...de Assembly Left with 3 and 8 NS 2 Guide Assembly Right with 5 and 6 NS 3 116 1515 00 2 Guide Tray Left 1 per Tray 4 5 116 1516 00 2 Guide Tray Right 1 per Tray 6 116 1343 00 2 Assembly Paper Size Switch 1 per Tray 7 116 1336 00 2 Assembly Turn Chute 1 per Tray 8 116 1351 00 2 Paper Tray Stopper 1 per Tray 9 2 Cover Rear 1 per Tray ...

Page 405: ...9 40 Phaser 6250 Color Laser Printer Service Manual PL 14 4 Paper Pick Assembly Trays 3 4 6250 484 ...

Page 406: ...3 Bearing Metal NS 8 1 Gear Feed 1 NS 9 1 Spring Feed 1 NS 10 1 Spring Feed H NS 11 1 Gear Feed H2 NS part of 99 12 1 Gear Feed H1 NS part of 99 13 1 Gear Feed 2 NS part of 99 14 1 Gear Idler Feed NS part of 99 15 1 Gear Idler NS part of 99 16 1 Clutch Stopper NS 17 116 1361 00 1 Feed Solenoid 18 116 1362 00 1 Assembly Turn Clutch 19 1 Gear Idler In NS part of 99 20 116 1363 00 1 Assembly Roll Tur...

Page 407: ...9 42 Phaser 6250 Color Laser Printer Service Manual PL 14 5 High Capacity Feeder Harness Board and Motor 6250 485 ...

Page 408: ...eder 2 116 1519 00 1 Assembly OPT Feeder Plug 3 116 1623 00 1 Assembly Harness Tray 3 4 116 1521 00 1 Assembly Harness Tray 4 5 116 1624 00 1 Assembly Drive Feeder 6 1 Gear Idler NS part of PL 3 3 99 7 116 1354 00 2 Sensor No Paper Low Paper 1 per order 8 116 1524 00 2 Lever Low Paper 1 per order 9 116 1525 00 Assembly Indicator 10 116 1526 00 Assembly Harness NPRSJ ...

Page 409: ...Paper Service Parts List Table ID No Part Number Qty Name Description 1 116 1378 00 1 Universal Paper Tray with 2 6 2 116 1331 00 2 Paper Feed Roller Kit 2 interchangeable rollers per order 3 116 1332 00 1 Assembly Friction Clutch 4 1 Holder Retard NS 5 116 1632 00 1 Spring Retard 6 7 116 1490 00 Chute Guide Cover 6250 486 ...

Page 410: ...L 15 2 500 sheet Feeder Covers Service Parts List Table ID No Part Number Qty Name Description 1 1 Cover Left NS 2 1 Cover Right NS 3 1 Indicator Paper 1per order NS 4 2 Cover Front 1 per order NS 5 116 1626 00 4 Kit Feet 4 Feet and 4 screws 6250 427 ...

Page 411: ...9 46 Phaser 6250 Color Laser Printer Service Manual PL 15 3 500 sheet Feeder Guides and Turn Chute Assembly 6250 428 ...

Page 412: ...me Description 1 Guide Assembly Left with 3 and 4 NS 2 Guide Assembly Right with 5 and 6 NS 3 116 1515 00 1 Guide Tray Left 4 116 1351 00 1 Paper Tray Stopper 5 116 1516 00 1 Guide Tray Right 6 116 1343 00 1 Assembly Paper Size Switch 7 116 1336 00 1 Assembly Turn Chute 8 116 1491 00 1 Cover Paper Tray Rear ...

Page 413: ...9 48 Phaser 6250 Color Laser Printer Service Manual PL 15 4 Paper Pick Assembly Tray 3 6250 429 ...

Page 414: ... Bearing Metal NS 8 1 Gear Feed 1 NS 9 1 Spring Feed 1 NS 10 1 Spring Feed H NS 11 1 Gear Feed H2 NS part of 99 12 1 Gear Feed H1 NS part of 99 13 1 Gear Feed 2 NS part of 99 14 1 Gear Idler Feed NS part of 99 15 1 Gear Idler NS part of 99 16 1 Clutch Stopper NS 17 116 1361 00 1 Feed Solenoid 18 116 1362 00 1 Assembly Turn Clutch 19 1 Gear Idler In NS part of 99 20 116 1363 00 1 Assembly Roll Turn...

Page 415: ...Table ID No Part Number Qty Name Description 1 116 1622 00 1 Circuit Board Lower Feeder 2 116 1519 00 1 Assembly OPT Feeder Plug 3 116 1623 00 1 Assembly Harness Tray 3 4 116 1526 00 1 Assembly Harness NPRSJ 5 116 1635 00 1 Assembly Drive Feeder Single Tray 6 116 1354 00 1 Sensor No Paper Low Paper 7 116 1524 00 1 Lever Low Paper 8 1 Assembly Indicator NS 6250 430 ...

Page 416: ...gs Assorted 116 1528 00 Kit Sensor Actuator Assorted Actuators 116 1131 00 Kit Paper Feed Rollers 2 interchangeable Rollers per 116 1331 00 Paper Pick Rollers 2 interchangeable Rollers per 116 1353 01 Main Shipping Box Phaser 6250 004 5317 00 Phaser 6250 World Kit 061 4482 00 Repackaging Kit Phaser 6250 065 0625 00 Repackaging Kit High Capacity Feeder Phaser 6250 065 0611 00 Repackaging Kit 500 Sh...

Page 417: ...4838 00 156 4837 00 156 4663 00 High Capacity Feeder w Trays 119 6474 00 Casters Non Locking 116 0008 00 Casters Locking 116 0009 00 500 sheet Feeder w Tray 119 6418 00 Printer Feet 116 1344 00 IC Base Configuration Chip 163 1500 00 IC Network Configuration Chip 163 1501 00 IC DP DX Configuration Chip 163 1502 00 IC Memory NVRAM 163 1459 00 Consumables Description Part Number Toner Cartridges Phas...

Page 418: ...r Phaser 6250 110 V 220 V 115R00029 115R00030 Transfer Roller 108R00592 Universal Paper Tray 2 3 4 116 1378 00 Paper Feed Roller Kit 116 1331 00 Software and Documentation Description Part Number Printer Installer and Utilities CD ROM Included in World Kit User Documentation CD ROM Included in World Kit Service Manual 071 0869 00 Phaser Media Description Part Number Phaser Premium Paper A 500 Shee...

Page 419: ...se 016 1885 00 Phaser CD DVD Labels and Inserts 1 Insert Sheet Letter 8 5 x 11 in 20 Sheets 2 Labels per Sheet 10 Sheets 016 2011 00 Phaser CD DVD Labels and Inserts A4 210 x 297mm 1 Insert Sheet 20 Sheets 2 Labels per Sheet 10 Sheets 016 2026 00 Phaser Premium Business Card Media A 10 per 25 Sheets 016 1898 00 Phaser Premium Business Card Media A4 10 per 25 Sheets 016 1899 00 Phaser 25 Series Pre...

Page 420: ...cards A4 210 x 297mm 100 Sheets 103R01017 Phaser Glossy Trifold Brochure Letter 8 5 x 11 in 100 Sheets 103R01018 Phaser Glossy Trifold Brochure A4 210 x 297mm 100 Sheets 103R01019 Phaser Weatherproof Paper Letter 8 5 x 11 in 150 Sheets 103R01020 Phaser Weatherproof Paper A4 210 x 297mm 150 Sheets 103R01021 Phaser Media Continued Description Part Number ...

Page 421: ...9 56 Phaser 6250 Color Laser Printer Service Manual ...

Page 422: ...10 Chapter Wiring Diagrams In this chapter Plug Jack Locator Maps Print Engine Wiring Diagrams Printer Options Wiring Diagrams ...

Page 423: ... Control Board Motor Driver Board 12 3 Engine Control Board Motor Driver Board 13 3 Connects Engine Control Board Sub HVPS Fuser Harness Assembly Harness Assembly FRONT 1A and the CTD ADC Harness Assembly 14 3 Engine Control Board Image Processor Board 15 3 Engine Control Board Laser Unit 18 3 Engine Control Board Chute Assembly Registration Clutch and Sensor 19 3 Engine Control Board Retard Housi...

Page 424: ...iver Board LVPS Assembly 71 3 EEPROM Harness Assembly Plate Dispenser L Assembly 131 1 Chute Assembly Exit Duplex Motor Assembly Engine Control Board 132 1 Chute Assembly Out MPT Feed Solenoid FRONT 1A Harness Assembly 133 1 Chute Assembly Out Duplex Jam Sensor FRONT 1A Harness Assembly 134 1 Chute Assembly Out Full Stack Sensor FRONT 1A Harness Assembly 135 1 Chute Assembly Out Tray 1 MPT No Pape...

Page 425: ...ser Assembly 163 2 LVPS Assembly Motor Driver Board 164 2 LVPS Assembly Engine Control Board 165 2 LVPS Assembly Motor Driver Board 166 2 LVPS Assembly Rear Fan 167 2 NC NC 168 2 NC Engine Control Board 181 3 Chute Assembly Registration Registration Sensor Engine Control Board 210 2 Lower Feeder Harness Assy HCF Plug FPC 1 Front Panel OPEPANE Harness Assembly 221 3 OPEPANE Harness Assembly Front P...

Page 426: ... Present Sensor Motor Driver Board 702 1 Holder Assembly MQ M Toner Present Sensor Motor Driver Board 703 1 Holder Assembly MQ C Toner Present Sensor Motor Driver Board 704 1 Holder Assembly MQ K Toner Present Sensor Motor Driver Board 710 1 Plate Dispenser L EEPROM Harness Assembly 810 4 High Capacity Feeder Engine Control Board 1361 3 FRONT 1A Harness Assembly Chute Assembly In CTD ADC Sensor 23...

Page 427: ...10 6 Phaser 6250 Color Laser Printer Service Manual Map 1 FPC Front Panel Connector 6250 306 FPC ...

Page 428: ...10 7 Map 2 6250 307 ...

Page 429: ...10 8 Phaser 6250 Color Laser Printer Service Manual Map 3 6250 308 ...

Page 430: ...10 9 Map 4 6250 309 ...

Page 431: ...Switch Paper Size T3 Tray 3 Harness Assembly 822 Sensor No Paper T3 Tray 3 Harness Assembly 823 Sensor Low Paper T3 Tray 3 Harness Assembly 824 Solenoid Feed Tray 3 Circuit Board HCF 825 Assembly Clutch Turn T3 Circuit Board HCF 831 Switch Paper Size T4 Tray 4 Harness Assembly 832 Sensor No Paper Tray 4 Tray 4 Harness Assembly 833 Sensor Low Paper T4 Tray 4 Harness Assembly 834 Solenoid Feed Tray ...

Page 432: ...10 11 Map 5 6250 487 ...

Page 433: ...83 Circuit Board Lower Feeder Not connected 84 Circuit Board Lower Feeder Assembly STF Motor Harness 810 Assembly Harness STF Main Circuit Board STF 821 Switch Paper Size T3 Tray 3 Harness Assembly 822 Sensor No Paper T3 Tray 3 Harness Assembly 823 Sensor Low Paper T3 Tray 3 Harness Assembly 824 Solenoid Feed Tray 3 Circuit Board STF 825 Assembly Clutch Turn T3 Circuit Board STF 8220 Assembly Harn...

Page 434: ...10 13 Map 6 6250 431 ...

Page 435: ...10 14 Phaser 6250 Color Laser Printer Service Manual Print Engine Wiring Diagrams Notations used in Wiring Diagrams M Plug Clutch Solenoid Motor Optical Sensor Jack 6250 499 ...

Page 436: ...R TONER FULL PL5 1 13 P J141 P J142 P J24 SENSOR HUM TEMP PL3 2 2 P J2361 P J231 P J13 SENSOR ADC ASSY PL5 1 11 P J1361 P J136 TRANSFER ROLLER PL8 1 12 P J5011 P J5030 P J5020 Detack Saw BTR IMAGING UNIT PL9 1 3 IDT2 IDT2 CLEANER IDT1 IDT1CLEANER RFB HTC DEVE Y DEVE M DEVE C DEVE K P J601 P J13 Dup Jam Sensor PL6 1 4 P J139 P J133 Full Stack Sensor PL6 1 4 P J134 MSI No Paper Sensor PL6 1 4 P J135...

Page 437: ...4 5VDC P J11 17 5VDC 2 8 SG P J165 3 P J61 7 3 3VDC P J41 23 3 3VDC P J11 18 3 3VDC 4 6 SG 24VDC Supply 5VDC Supply 3 3VDC Supply 22 19 SG 21 20 SG P J165 8 6 7 P J61 2 4 3 P J42 13 12 29 P J12 18 19 2 FAN LOW FAN STOP P J166 2 1 3 Fan Control FAN REAR PL12 1 2 P J161 1 2 HARNESS ASSY AC SW PL12 1 11 Heater Control P J162 4 1 P J164 4 3 2 1 P J311 4 3 2 1 ACN 100V FUSER ACN 220V ACL 5VDC_ESS 3 3VD...

Page 438: ...SOR PL3 3 4 2 1 P J47 5 6 7 PULL UP 3 3VDC SG TRAY2 NO PAPER SENSED H 3 3VDC P J42 19 P J12 12 P J473 3 LOW PAPER SENSOR PL3 3 4 2 1 P J47 8 9 10 PULL UP 3 3VDC SG TRAY2 LOW PAPER SENSED H 3 3VDC P J42 20 P J12 11 P J47 11 12 SOLENOID FEED Tray2 PL3 3 17 P474 2 J474 1 1 2 I L 24VDC TRAY2 FEED SOL ON L 24VDC P J42 21 P J12 10 P J47 13 14 CLUTCH ASSY TURN Tray2 PL3 3 18 P475 2 J475 1 1 2 I L 24VDC T...

Page 439: ...SY PL11 1 14 MAIN_U MAIN_V MAIN_W FSR CLOCK P J11 12 13 14 15 16 P J41 29 28 27 26 25 XFSR ENA FSR F H FSR CW CCW DA_FSRMOT P J52 1 2 3 Interlock 24VDC FUSER DRIVE ASSY PL5 1 18 FSR_U FSR_V FSR_W DUP A P J12 5 6 7 8 29 P J42 26 25 24 23 2 DUP B DUP TDA DUP TDB DA_DUPMOT P J50 1 2 3 4 5 6 Interlock 24VDC DUPLEX MOTOR ASSEMBLY PL7 1 8 I L 24VDC I L 24VDC DUP_A DUP_B DUP_XA DUP_XB M J131 6 5 P131 1 2...

Page 440: ... J701 1 2 3 P J51 9 7 SG NOTNR_Y P J12 23 P J42 8 NO TONER Y L 3 3VDC 6250 314 8 5VDC 5VDC SENSOR NO TONER M PL10 1 5 P J702 1 2 3 P J51 6 4 SG NOTNR_M P J12 22 P J42 9 NO TONER M L 3 3VDC 5 5VDC 5VDC SENSOR NO TONER C PL10 1 5 P J703 1 2 3 P J51 3 1 SG NOTNR_C P J12 21 P J42 10 NO TONER C L 3 3VDC 2 5VDC 5VDC SENSOR NO TONER K PL10 1 5 P J704 1 2 3 P J51 12 10 SG NOTNR_K P J12 24 P J42 7 NO TONER...

Page 441: ...ntrol HOLDER ASSY M PL10 1 2 I L 24VDC TMOT_M_A TMOT_M_B TMOT_M_XA TMOT_M_XB P J512 5 4 3 2 1 M TMOT_M_A TMOT_M_B TMOT_M_XA TMOT_M_XB P J11 33 34 35 36 P J41 8 7 6 5 P J51 19 20 21 22 23 Interlock 24VDC Toner Motor C Control HOLDER ASSY C PL10 1 3 I L 24VDC TMOT_C_A TMOT_C_B TMOT_C_XA TMOT_C_XB P J513 5 4 3 2 1 M TMOT_C_A TMOT_C_B TMOT_C_XA TMOT_C_XB P J11 37 38 39 40 P J41 4 3 2 1 P J51 24 25 26 ...

Page 442: ... 19 21 A1 A5 Exit Sensor P323 3 2 1 PULL UP 3 3VDC SG EXIT PAPER SENSED L 3 3VDC Temp Sensor J322 2 1 SG FUSER_STS 3 3VDC J233 1 J235 1 J234 1 P J12 20 MOTOR DRIVER BOARD PL12 1 12 P J42 11 HEAT1 P J165 5 4 6250 316 3 AC N 220V P J24 7 6 5 J232 B5 B6 B7 P321 B3 B2 B1 P138 5 4 2 J138 1 2 4 P138 3 1 J138 3 5 P2362 1 2 3 J2362 3 2 1 J331 1 2 3 P331 3 2 1 Fuser NCS Non contact Sensor NCS_GND NCS_VC NC...

Page 443: ... MO_B_M MO_A_Y XPDATA_D_K XPDATA_C_C XPDATA_B_M XPDATA_A_Y 5VDC Interlock 24VDC 4 3 2 P J140 1 5 6 10 9 8 P J140 7 P J152 1 2 3 4 5 6 7 Scanner Motor M P J153 1 2 3 SOS PWB PLATE ASSY DISPENSER L PL10 1 13 CRUM P71 6 5 4 3 2 1 J71 1 2 3 4 5 6 3 4 5 P J710 6 2 1 EEPROM BOARD PL10 1 14 1 2 3 P J144 4 XND_PHD CRUM DATA CRUM CLOCK 3 3VDC SG 5VDC EEPROM DATA EEPROM CLOCK 3 3VDC SG 3 3VDC 6250 317 Quad ...

Page 444: ...ER FULL PL5 1 13 5VDC TONER FULL SENSED H 3 3VDC SG P J13 12 13 14 15 16 P1361 5 J1361 1 4 2 3 3 2 4 1 5 P J136 5 4 3 2 1 CTD SENSOR ADC ASSY PL5 1 11 ADC VOUT 5VDC SG ADC MONITOR GLED 5VDC 5VDC SENSOR HUM TEMP PL3 2 2 J231 1 2 3 4 P2361 1 J2361 4 2 3 3 2 4 1 P J24 4 3 2 1 5VDC 5VDC ENV HUMI SG ENV TEMP 6250 318 ...

Page 445: ... 3 0V_REF SG HV_REF_BTR_P HV_REF_BTR_M HV_REF_DTS BTR_P ON L 24VDC BTR_M ON L 24VDC DTS ON L 24VDC HV_MONI_BTR_V P J702 1 P J802 1 IDT2 IDT2 CLEANER HTC P J701 1 P J801 1 IDT1 IDT1 CLEANER P J805 1 IDT1 IDT2 RFB IMAGING UNIT PL9 1 3 P J804 1 P J601 1 P J602 1 P J603 1 P J604 1 DEVE M DEVE C DEVE K DEVE Y TRANSFER ROLLER PL8 1 12 BTR P J5030 1 P J5020 1 Detack Saw DTS BTR IDT1 Interlock 24VDC 6250 ...

Page 446: ...LL UP 3 3VDC SG MSI NO PAPER SENSED H 3 3VDC 3 3VDC P J13 10 11 P139 2 J139 10 1 11 P132 2 J132 1 1 2 TRAY 1 FEED SOLENOID PL6 1 40 I L 24VDC MSI FEED SOL ON L 24VDC Interlock 24VDC P J18 1 2 3 PULL UP 3 3VDC 3 3VDC SG REGI PAPER SENSED L 3 3VDC P J181 3 2 1 REGI SENSOR PL9 1 8 P J18 4 5 I L 24VDC REGI CLUTCH ON L 24VDC Interlock 24VDC Regi Clutch CHUTE REGI ASSY PL9 1 7 P J19 1 2 I L 24VDC MSI TU...

Page 447: ...6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 P J221 P J168 N C 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 P220 1 2 3 4 5 6 7 8 9 10 J2211 FRONT PANEL PL 1 1 1 FPC P31 1 2 TEST PRINT ON L 3 3VDC SG 6250 321 FPC Front Panel Connector FP Gnd FP Gnd FP Gnd FP Gnd FP_Rst 5 V 5 V LVDC Gnd LVDC Gnd LVDC Gnd N C N C LVDC Gnd N C LVDC Gnd N C N C FP_RxD FP_TxD FP_Sts ...

Page 448: ...NGINE CONTROL BOARD PL12 1 1 Low Paper Sensor T3 PL14 5 7 P J823 SOLENOID FEED T3 PL14 4 17 CLUTCH ASSY TURN T3 PL14 4 18 P J81 P J21 P J210 3 P J810 No Paper Sensor T4 PL14 4 4 PAPER SIZE SWITCH T4 PL14 3 6 P J831 P J832 Low Paper Sensor T4 PL14 5 7 P J833 SOLENOID FEED T4 PL14 4 17 P J834 CLUTCH ASSY TURN T4 PL14 4 18 P J835 4 P J84 P J131 1 P J82 P J822 P J821 P J824 P J825 P J83 6250 488 ...

Page 449: ...MBLY PL14 5 5 I L 24VDC I L 24VDC FDR_A FDR_B FDR_XA FDR_XB M J131 3 4 1 2 5 6 J810 B7 P810 B7 J210 A7 P210 A7 B8 B6 A8 A6 B9 B5 A9 A5 B10 B4 A10 A4 A13 A2 B13 B1 I L 24VDC P J21 2 P J81 25 J810 A2 P810 A13 J210 B2 P210 B12 25 2 I L 24VDC B12 B2 A12 A2 1 26 RTN A1 A14 B1 B13 26 1 RTN B13 B1 A13 A1 Interlock 24VDC 3 3VDC P J21 3 P J81 24 J810 A3 P810 A12 J210 B3 P210 B11 4 23 SG A4 A11 B4 B10 3 3VD...

Page 450: ...3 LOW PAPER SENSOR T3 PL14 5 6 2 1 P J82 8 9 10 PULL UP 3 3VDC SG TRAY2 LOW PAPER SENSED H 3 3VDC P J82 11 12 SOLENOID FEED T3 PL14 4 17 P824 2 J824 1 1 2 I L 24VDC TRAY2 FEED SOL ON L 24VDC P J81 20 P J21 7 P J82 13 14 CLUTCH ASSY TURN T3 PL14 4 18 P825 2 J825 1 1 2 I L 24VDC TRAY2 TURN CL ON L 24VDC 3 3VDC Interlock 24VDC Interlock 24VDC J810 B3 P810 B11 J210 A3 P210 A11 B2 B12 A2 A12 B1 B13 A1 ...

Page 451: ...J81 15 P J21 12 P J833 3 LOW PAPER SENSOR T4 PL14 5 7 2 1 P J83 8 9 10 PULL UP 3 3VDC SG TRAY3 LOW PAPER SENSED H 3 3VDC P J83 11 12 SOLENOID FEED T4 PL14 4 17 P834 2 J834 1 1 2 I L 24VDC TRAY3 FEED SOL ON L 24VDC P J81 19 P J21 8 P J83 13 14 CLUTCH ASSY TURN T4 PL14 4 18 P835 2 J835 1 1 2 I L 24VDC TRAY3 TURN CL ON L 24VDC 3 3VDC Interlock 24VDC Interlock 24VDC J810 B6 P810 B8 J210 A6 P210 A8 B5 ...

Page 452: ...ensor T3 PL15 4 4 PAPER SIZE SWITCH TRAY 3 PL15 3 6 LOWER FEEDER BOARD PL15 5 1 ENGINE CONTROL BOARD PL12 1 1 Low Paper Sensor T3 PL15 5 6 P J823 SOLENOID FEED T3 PL15 4 17 CLUTCH ASSY TURN T3 PL15 4 18 P J81 P J21 P J210 3 P J810 P J84 P J131 1 P J82 P J822 P J821 P J824 P J825 6250 432 ...

Page 453: ...INGLE PL15 5 5 I L 24VDC I L 24VDC FDR_A FDR_B FDR_XA FDR_XB M J131 3 4 1 2 5 6 J810 B7 P810 B7 J210 A7 P210 A7 B8 B6 A8 A6 B9 B5 A9 A5 B10 B4 A10 A4 A13 A2 B13 B1 I L 24VDC P J21 2 P J81 25 J810 A2 P810 A13 J210 B2 P210 B12 25 2 I L 24VDC B12 B2 A12 A2 1 26 RTN A1 A14 B1 B13 26 1 RTN B13 B1 A13 A1 Interlock 24VDC 3 3VDC P J21 3 P J81 24 J810 A3 P810 A12 J210 B3 P210 B11 4 23 SG A4 A11 B4 B10 3 3V...

Page 454: ...3 LOW PAPER SENSOR T3 PL15 5 6 2 1 P J82 8 9 10 PULL UP 3 3VDC SG TRAY3 LOW PAPER SENSED H 3 3VDC P J82 11 12 SOLENOID FEED T3 PL15 4 17 P824 2 J824 1 1 2 I L 24VDC TRAY3 FEED SOL ON L 24VDC P J81 20 P J21 7 P J82 13 14 CLUTCH ASSY TURN T3 PL15 4 18 P825 2 J825 1 1 2 I L 24VDC TRAY3 TURN CL ON L 24VDC 3 3VDC Interlock 24VDC Interlock 24VDC J810 B3 P810 B11 J210 A3 P210 A11 B2 B12 A2 A12 B1 B13 A1 ...

Page 455: ...10 34 Phaser 6250 Color Laser Printer Service Manual ...

Page 456: ...A Appendix Appendix Contents Printer Status Codes ...

Page 457: ...Laser Failure 10 11 Laser Failure 11 13 Density Sensor Failure 13 14 Density Sensor Failure 14 15 Density Sensor Failure 15 16 Density Sensor Failure 16 40 Fuser Failure 40 41 Fuser Failure 41 42 Fuser Failure 42 43 Fuser Failure 43 44 Fuser Failure 44 45 Fuser Failure 45 46 Fuser Failure 46 47 Fuser Failure 47 50 Fuser Fan Failure 51 Rear Fan Failure 52 Fan Failure 70 Engine Firmware Failure 70 7...

Page 458: ...nment Sensor Failure 150 Close Front Door 151 Dusty Density Sensor 152 Jam at Fuser 153 Jam at Duplex 154 Jam at Registration Roller 155 Misfeed at Tray 1 MPT 156 Misfeed at Tray 2 157 Misfeed at Tray 3 158 Misfeed at Tray 4 159 Insert Tray 2 160 Insert Tray 3 161 Insert Tray 4 162 Out of paper Load Tray 1 MPT with size type 163 Out of paper Load Tray 2 with size type 164 Out of paper Load Tray 3 ...

Page 459: ... Install or Lock Yellow Toner Cartridge 195 Install or Lock Black Toner Cartridge 196 Install or Reseat Imaging Unit 197 Install or Reseat Transfer Roller 198 Install or Reseat Fuser 199 Remove Ribbon From Cyan Toner Cartridge 200 Remove Ribbon From Magenta Toner Cartridge 201 Remove Ribbon From Yellow Toner Cartridge 202 Remove Ribbon From Black Toner Cartridge 203 The Cyan Toner Cartridge is not...

Page 460: ...ront Door 3 36 CMYK Sample Page 5 4 Color Calibration 6 2 Color Registration 6 3 Color Registration Control 2 9 Consumable Life Counter Behavior 1 10 Consumables 1 9 Controller to Engine Communications Failure 3 74 Cover Front 8 130 Cover Right and Cover Left STF 8 131 Covers 9 4 CRUM ID Toner Error 3 76 CRUM Reader Box Assembly 8 85 CTD ADC Sensor 8 42 D DC Power Supply Troubleshooting 4 12 Defec...

Page 461: ...ront Panel Troubleshooting 4 8 Front Right Cover 8 15 Full Stack Sensor 8 50 Functional Specifications 1 12 Fuser Assembly 10 21 Fuser Control 2 13 Fuser Drive Assembly 8 44 Fuser Drive Assembly Transmission Route 2 34 Fuser Failure 3 65 Fuser Fan 8 8 Fuser Fan Failure 3 68 Fuser Firmware Failure 3 73 Fuser Removal 8 4 G Gear Layout Print Engine and Tray 1 2 18 General Notes on Disassembly 8 3 Gen...

Page 462: ...e Feeder 8 122 Lever Plate Right 8 91 Light Print in Only One Color 5 11 Light Prints 5 10 Link Actuator 8 32 8 124 8 143 Load Tray 1 with size type 3 58 Load Tray with size type 3 60 3 62 Low Paper Indicator 8 27 Low Paper Indicator Guide 8 27 Low Paper Lever 8 27 Low Voltage Power Supply 8 99 M 3 49 Macintosh printing problems 4 17 Main Drive Assembly 8 94 Main Drive Assembly Transmission Route ...

Page 463: ... Tray 3 9 44 10 29 10 33 Paper Tray 4 10 30 Paper Trays 3 4 9 36 Parts of the Printer 1 5 Phaser 6250 Front Panel Configuration 1 6 Physical Dimensions and Clearances 1 11 Plug Jack Locator Maps 10 2 POST Diagnostic Test Descriptions 4 7 POST Faults 4 6 PostScript NVRAM Resets 6 4 Power 4 2 Power On Self Test POST 4 4 Power Safety Precautions 1 vi Power Supplies 10 16 Power Supply 4 10 Power Up Mo...

Page 464: ...Service Diagnostics PostScript NVRAM Resets 6 8 Service Preventive Maintenance Procedure 7 2 Service Safety Summary 1 viii Service Test Prints 5 6 Servicing Instructions 3 3 Single Tray Feeder Covers 9 45 Single Tray Feeder Guides and Turn Chute Assembly 9 46 Single Tray Feeder Harness Board and Motor 9 50 Single Tray Feeder Main Wiring Diagram 10 31 Single Tray Feeder Plug Jack Locator Table 10 1...

Page 465: ...7 8 58 Tray 1 Sensor 8 53 Tray 1 Shaft 8 60 Tray 3 and Tray 4 Harness 8 114 Tray 3 Harness Assembly 8 133 Tray Empty Load Paper 3 57 Tray Paper is Low 3 54 3 55 Turn Chute Assembly 8 19 8 132 Turn Clutch 8 38 Turn Clutch Assembly 8 34 Turn Roll 8 38 U Universal Paper Tray 9 7 Using the Parts List 9 3 Using the Troubleshooting Procedures 3 4 V Voltage Measurements 3 5 W Windows printing problems 4 ...

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