Lexmark X940e 7510 series Manuals

Manuals and User Guides for Lexmark X940e 7510 series. We have 1 Lexmark X940e 7510 series manual available for free PDF download: Service Manual

Lexmark X940e 7510 series Service Manual

Lexmark X940e 7510 series Service Manual (847 pages)

Brand: Lexmark | Category: Printer | Size: 13 MB

Table of Contents

Table of Contents
3
Table of Contents

21
Notices and Safety Information

21
- Laser Notice
  21
- Safety Information
  27
Preface

30
- Change History
  30
- Connector Locations
  30
- Navigation Buttons
  31
- Conventions
  31
General Information

33
- Printer Technology
  33
- Processor
  33
- Memory
  33
- Acoustics
  33
- Environment
  33
- Connectivity
  33
- Size and Weight - Without Finisher
  33
- Specifications
  33
- Printer Overview
  35
  - Basic Model
    35
  - Configured Model
    36
- Printer Theory
  37
  - Media Transport
    37
    
    Media Transport Path
    37
  - MFP Paper Path Rolls
    38
    
    MFP Sensors
    39
  - Functions of Main Components
    39
    
    Media Tray Assembly
    39
    
    Bottom Plate
    40
    
    End Guide
    40
    
    Rear Media Guide
    40
  - Media Tray Assembly
    40
    
    Detection of Media Size
    40
    
    Media Feed Unit Assembly
    40
    
    Media Feed/Lift Motor
    41
    
    Sensor (Feed-Out)
    41
    
    Sensor (Media Level)
    41
    
    Sensor (Media Out)
    41
    
    Switch (Media Size)
    41
  - Multi-Purpose Feeder (MPF)
    41
    
    MPF Feed Roll
    42
    
    MPF Pick Solenoid
    42
    
    Sensor (MPF Media Out)
    42
    
    Sensor (MPF Media Width)
    42
  - Media Size
    42
  - Registration
    43
    
    Media Transport Roll Assembly
    43
    
    Registration Clutch
    43
    
    Registration Roll Assembly
    43
    
    Sensor (Registration)
    43
    
    Sensor (Transparency Detect)
    43
  - Transfer
    44
    
    Transfer Belt Drive Motor Assembly
    44
  - Transfer Belt Cleaning Assembly
    44
  - Transfer Belt Unit Assembly
    45
  - Transfer Belt Steering Motor
    45
  - 2Nd Transfer Roll Assembly
    45
  - 2Nd Transfer Roll Retract Motor
    45
  - Sensor (2Nd Transfer Roll HP)
    46
- Printhead Assembly
  46
  - Printhead Shutter
    49
- Fuser
  50
  - Heat Roll
    50
  - Go Back
    50
  - Pressure Belt
    51
  - Heater Lamp
    51
  - Thermostat
    51
  - Front Thermistor
    51
  - Rear Thermistor
    51
  - Fuser Exit Sensor
    51
  - Exit
    51
  - Standard Media Exit Roll Assembly
    52
  - Sensor (Standard bin Full)
    52
  - Standard Media Exit Shift Motor
    52
  - Duplex Diverter Gate
    52
- Drive
  52
- Electrical Components and Controller
  55
- Control
  58
  - Media Size Control
    58
  - Printhead Control
    58
    
    Rotation of Printhead Motor
    58
    
    Determination of Printhead Ready
    59
    
    Printhead Reference Value
    59
  - Fuser Control
    59
    
    Fuser Control Method
    59
    
    Fuser Warm-Up
    59
    
    Main/Sub Heater Lamps On/Off Control
    59
  - Xerographic Process During a Print Cycle
    60
    
    Charge
    61
    
    Development
    62
    
    Exposure
    62
    
    Transfer
    63
    
    Cleaning
    64
    
    Discharge
    64
    
    Auto Density Sensing
    65
- Document Scanning
  66
  - Document Scanning at Platen
    66
  - Document Scanning at ADF
    67
    
    Next
    67
    
    Preparation for Feed
    67
    
    Setting a Document
    67
    
    Pre-Feed
    68
    
    Pre-Registration
    68
    
    Inversion
    69
    
    Scan Control
    69
    
    Simplex Document
    70
    
    Duplex Document
    71
- Image Data Flow
  73
- Drive Torque Transfer Scheme
  74
  - ADF Feed Motor Assembly
    74
  - ADF Registration Motor
    74
    
    Gear Layout
    75
- Names and Functions of Components
  77
  - Scanner Unit Assembly
    77
    
    Exposure Lamp PS Card Assembly
    77
    
    Scanner Drive Motor Assembly
    77
    
    Scanner Exposure Lamp
    77
    
    Sensor (ADF Angle)
    77
    
    Sensor (Platen Length APS 1)
    77
    
    Sensor (Platen Length APS 2)
    77
    
    Sensor (Scanner HP)
    77
    
    Switch (Platen Interlock)
    77
  - Adf
    78
    
    Pick Roll Position Motor Assembly
    78
    
    Sensor (ADF Document Set)
    78
    
    Sensor (ADF Tray Length 1)
    78
    
    Sensor (ADF Tray Length 2)
    78
    
    Sensor (Document Tray Width 1)
    78
    
    Sensor (Pick Roll Position HP)
    78
    
    ADF Controller Card Assembly
    79
    
    ADF Document Set LED
    79
    
    Sensor (ADF APS 1)
    79
    
    Sensor (ADF APS 2)
    79
    
    Sensor (ADF APS 3)
    79
    
    Sensor (ADF Pre-Registration)
    79
    
    Sensor (ADF Sheet Through)
    79
    
    Switch (ADF Left Cover Interlock)
    79
    
    ADF Feed Motor Assembly
    80
    
    ADF Registration Motor
    80
    
    Inverter Solenoid Assembly
    80
    
    Sensor (ADF Inverter)
    80
    
    Sensor (ADF Registration)
    80
- Control
  82
- TTM Theory
  88
  - Media Transport
    89
    
    Media Transport Path
    89
  - Next
    89
    
    Functions of Main Components
    90
    
    Media Transport Path
    90
  - Media Tray Assembly
    90
- Go Back
  90
  - Rear Media Guide
    90
  - Bottom Plate
    91
  - Tray 2 Media Tray Assembly
    91
  - Tray 3 or 4 Media Tray Assembly
    92
  - TTM Media Feed Units
    93
    
    Media Feed Lift Motor
    93
    
    Media Feed Unit Assembly
    93
    
    Sensor (Media Level)
    93
    
    Sensor (Media Out)
    93
    
    Switch (Media Size)
    93
    
    Switch (TTM Media Size)
    93
    
    This Switch (Media Size) Sets the Size of Media Supplied from each Media Tray a
    93
  - Main Components
    94
    
    Sensor (Tray 2 Feed-Out)
    94
    
    Sensor (Tray 3 Feed-Out)
    94
    
    Sensor (Tray 4 Feed-Out)
    94
    
    Switch (Tray Module Left Door Interlock)
    94
    
    Tray Module Media Transport Roll Assembly
    94
    
    Tray Module Drive Motor
    95
    
    TTM Controller Card Assembly
    95
    
    TTM Tray 4 Media Transport Motor
    95
    
    Switch (TTM Media Size)
    96
- 3TM Theory
  97
  - Media Transport
    98
    
    Media Transport Path
    98
    
    Functions of Main Components
    99
    
    Media Transport Path
    99
  - Media Tray Assembly
    99
    
    Media Feed Unit Assembly
    99
    
    Rear Media Guide
    99
    
    Bottom Plate
    100
    
    Tray 2, 3, 4 Media Tray Assembly
    100
  - 3TM Media Feed Units
    100
    
    Media Feed Lift Motor
    100
    
    Media Feed Unit Assembly
    100
    
    Sensor (Media Level)
    100
    
    Sensor (Media Out)
    100
    
    Switch (Media Size)
    100
  - Main Components
    101
    
    Sensor (Tray 2 Feed-Out)
    101
    
    Sensor (Tray 3 Feed-Out)
    101
    
    Sensor (Tray 4 Feed-Out)
    101
    
    Switch (Tray Module Left Door Interlock)
    101
    
    Tray Module Media Transport Roll Assembly
    101
    
    3TM Controller Card Assembly
    102
    
    Tray Module Drive Motor
    102
    
    Switch (Media Size)
    103
- 1TM Theory
  104
  - Media Transport
    105
    
    Media Transport Path
    105
    
    Bottom Plate
    106
    
    Functions of Main Components
    106
    
    Media Transport Path
    106
    
    Media Tray Assembly
    106
    
    Rear Media Guide
    106
    
    Tray 2 Media Tray Assembly
    107
  - Next
    107
    
    1TM Media Feed Units
    107
    
    Media Feed Lift Motor
    107
    
    Media Feed Unit Assembly
    107
- Go Back
  107
  - Switch (Media Size)
    108
  - Sensor (Media Out)
    108
  - Sensor (Media Level)
    108
  - Main Components
    108
    
    Switch (Tray Module Left Door Interlock)
    108
    
    1TM Controller Card Assembly
    109
    
    Sensor (Tray 2 Feed-Out)
    109
    
    Tray Module Drive Motor
    109
    
    Tray Module Media Transport Roll Assembly
    109
    
    Switch (Media Size)
    110
  - Duplex
    111
    
    Duplex Media Transport Roll Assembly
    112
    
    Functions of Main Components
    112
    
    Layout of Media Transport Path
    112
    
    Sensor (Duplex Wait)
    112
    
    Switch (Duplex Left Door Interlock)
    112
    
    Duplex Controller Card Assembly
    113
    
    Duplex Drive Motor
    113
  - Tools Required for Service
    114
  - Acronyms
    115
Diagnostic Information

117
- Start
  117
- Confirm the Installation Status
  118
- Power-On Reset Sequence
  118
- Control Panel
  119
  - Home Screen and Home Screen Buttons
    121
- Using the LCD Touch-Screen Buttons
  124
  - Sample Screen One
    124
  - Information on Touch-Screen Buttons
    124
  - Sample Screen Two
    126
  - Information on Touch-Screen Buttons
    126
  - Other Touch-Screen Buttons
    127
  - Features
    128
  - To Enter the Diagnostic Menu
    129
- Error Code Table
  129
- Service Checks
  155
- Sensor (Tray 3 Feed-Out) Late Jam
  173
- Sensor (Tray 2 Feed-Out) Late Jam (Feeding from Tray 3)
  175
- Sensor (Tray 4 Feed-Out) Late Jam
  177
- Sensor (Tray 3 Feed-Out) on Jam (Feeding from Tray 4)
  179
- Sensor (Registration) Late Jam (Feeding from the MPF)
  180
- Switch (Sheet Through) Static Jam
  182
- Sensor (Sheet Through) Late Jam
  183
- Sensor (ADF Pre-Registration) Late Jam (Side 1)
  185
- Sensor (ADF Pre-Registration) Lag Jam
  186
- Sensor (ADF Pre-Registration) Static Jam
  189
- Go Back
  189
- Sensor (ADF Registration) Late Jam (Side 1)
  190
- Sensor (ADF Registration) Late Jam (Side 2)
  191
- Sensor (ADF Registration) Lag Jam
  194
- Sensor (ADF Inverter) Late Jam (Inverting)
  196
- Sensor (ADF Registration) Lag Jam (Inverting)
  198
- Sensor (ADF Width APS1), Sensor (ADF Width APS 2) and Sensor (ADF Width APS 3) Static Jam
  201
- Sensor (ADF Width APS 1) Static Jam
  202
- Sensor (ADF Width APS 2) Static Jam
  203
- Sensor (ADF Width APS 3) Static Jam
  204
- Sensor (ADF Registration) Static Jam
  205
- Sensor (ADF Inverter) Lag Jam (Inverting)
  205
- Sensor (ADF Inverter) Late Jam 2
  207
- Sensor (Adf Inverter) Late Jam
  207
- Sensor (ADF Inverter) Lag Jam
  209
- ADF Raised Jam
  211
- ADF Left Cover Jam
  211
- Document Missing Jam
  211
- Sensor (ADF Inverter) Static Jam
  212
- Sensor (ADF Pre-Registration) Late Jam (Side 2)
  213
- Sensor (ADF Pre-Registration) Lag Jam (Inverting)
  215
- Size Mismatch Jam (MIX-Size)
  218
- Size Mismatch Jam (no MIX-Size)
  220
- Invalid Combine Size Jam
  221
- Too Short Size Jam
  222
- Too Long Size Jam
  223
- Mixed Size Not Supported
  225
- Scanner Cable Missing or Unplugged
  225
- Black Toner Cartridge Detection Error 841.00 Image Pipeline ASIC Error
  225
- Scanner Communication Error
  226
- Scanner Communication Error
  228
- Scanner Communication Error
  229
- Scanner Unit Assembly - ADF Communication Error
  229
- Scanner Communication Error (by Scanner)
  230
- Scanner Unit Assembly Communication Error
  230
- Sensor (Scanner HP) Error
  231
- Scanner Carriage over Run Error
  232
- ADF RAM Test Error
  233
- ADF EEPROM Error
  233
- ADF Pick Roll Position Lift up Error
  233
- Scanner Unit Assembly Connection Error
  235
- Scanner Unit Assembly EEPROM Error
  235
- Scanner Unit Assembly EEPROM Sub System Error
  235
- Scanner Cooling Fan Error
  236
- Image Processing Error
  237
- Scanner Controller Card Assembly Error 1
  237
- Scanner Controller Card Assembly Error 2
  238
- Exposure Lamp Error
  238
- White Reference/Exposure Lamp Illumination Error
  239
- CCD Error
  240
- CCD Initialization (Lamp On) Error
  241
- CCD Initialization (Lamp Off) Error
  242
- Scanner Communication Error
  242
- Scanner Communication Error
  243
- Sensor (ADF Width APS X) Error
  243
- Scanner Unit Assembly Software Logic Error
  245
- Switch (Platen Interlock) Open
  245
- Modem Error
  246
- Fax Storage Error
  246
- Fax/Modem Configuration ID Mismatch
  247
- Hard Drive/Configuration ID Mismatch
  247
- System Software Error
  248
- RIP Card Assembly Software Error
  250
- General Upper Engine Error Fuse #1
  251
- General Upper Engine Error Fuse #2
  252
- General Upper Engine Error Fuse #3
  253
- General Lower Engine Error Fuse #1
  254
- General Lower Engine Error Fuse #2
  254
- General Lower Engine Error Fuse #3
  255
- General Lower Engine Error Fuse #4
  256
- General Lower Engine Error Fuse #5
  257
- K Developer/Transport Drive Assembly Motor Error
  258
- K PC Drive Motor Error
  259
- CMY PC Drive Motor Error
  260
- Developer Drive Motor Error
  261
- Sensor (Transfer Belt HP) Late Error
  262
- Transfer Belt Position Failure
  267
- Sensor (Transfer Belt Edge) Failure
  272
- Sensor (2Nd Transfer Roll Retract HP) Late Error
  275
- Sensor (2Nd Transfer Roll Retract HP) Lag Error
  276
- Sensor (CMY Transfer Roll Retract HP) Late Error
  278
- Sensor (CMY Transfer Roll Retract HP) Lag Error
  280
- CMY Transfer Roll Retract Motor Time out
  282
- NVM Read/Write Cannot be Executed Error
  283
- Marking Device Video Error
  283
- Marking Device Xerographics Error
  284
- Marking Device Other1 Error
  284
- Marking Device Paper Handling Error
  284
- Marking Device Other2 Error 907.00 Printhead Polygon Mirror Motor Error
  284
- Y Laser SOS Internal Error
  285
- M Laser SOS Internal Error
  285
- C Laser SOS Internal Error
  286
- K Laser SOS Internal Error
  286
- Printhead Control Error
  287
- Waste Toner Full Error
  287
- LVPS Cooling Fan Error
  288
- Transfer Belt Drive Motor Cooling Fan Error
  288
- Fuser Cooling Fan Lock Error
  289
- Standard Media Exit Shift Error
  289
- Fuser Main Lamp Overheat Error
  290
- Front Thermistor Disconnection Error
  290
- Fuser Sub Lamp Overheat Error
  291
- Rear Thermistor Disconnection Error
  291
- Main Lamp Warm up Error
  292
- Main Lamp On-Time Error
  293
- Sub Lamp Warm-Up Failure
  293
- Sub Lamp On-Time Error
  294
- Yellow PC Smartchip Communication Error
  294
- Magenta PC Smartchip Communication Error
  295
- Cyan PC Smartchip Communication Error
  296
- Black PC Smartchip Communication Error
  296
- Sensor (y ATC) Error
  297
- Sensor (M ATC) Error
  297
- Sensor (C ATC) Error
  298
- Sensor (K ATC) Error
  299
- Black Toner RFID Communication Failure
  299
- Cyan Toner RFID Communication Failure
  300
- Magenta Toner RFID Communication Failure
  300
- Yellow Toner RFID Communication Failure
  300
- MPF Tray 5 Size Sensing Error
  301
- Switch (Media Size) Size Sensing Error (Tray 1)
  301
- Sensor (Media Level) Late Error (Tray 1)
  302
- Switch (Media Size) Size Sensing Error (Tray 2)
  303
- Sensor (Media Level) Late Error (Tray 2)
  304
- Switch (Media Size) Size Sensing Error (Tray 3)
  305
- Sensor (Media Level) Late Error (Tray 3)
  306
- Switch (Media Size) Size Sensing Error (Tray 4)
  307
- Sensor (Media Level) Late Error (Tray 4)
  308
- Through 950.29 EPROM Mismatch Failure
  309
- Through 950.60 EPROM Mismatch Failure
  309
- RIP Card Assembly NVRAM Failure
  310
- Interconnect Card Assembly NVRAM CRC Failure
  310
- Operator Panel Assembly NVRAM Failure
  311
- Interconnect Card Assembly NVRAM Failure
  311
- RIP Card Assembly NAND CRC Failure
  312
- RIP Card Assembly Processor Failure
  312
- RIP Card Assembly Processor over Temperature Failure
  313
- RIP Card Assembly Cooling Fan Failure
  313
- RIP Card Assembly FPGA Failure
  313
- Communication Error with 1TM, 3TM, or TTM Assembly
  314
- HVPS Controller Communication Error
  314
- Communication Error between Printer and RIP Card Assembly
  315
- Communication Error with Finisher Controller Card Assembly
  315
- 1TM, 3TM or TTM Left Door Assembly Open
  316
- Duplex Left Door Assembly Open
  317
- Media Size Mismatch in Width
  318
- Media Size Mismatch in Width
  319
- No Media in the Selected Media Tray
  320
- Paper Is Installed (Short Edge) in the Media Paper Tray
  321
- PC Cartridge End of Life
  322
- Printer Front Door Assembly Open
  322
- Printer Left Door Open
  323
- Transfer Belt Access Door Open
  324
- Printer Left Lower Door Assembly Open
  325
- Maintenance Required
  325
- ADF Maintenance Required
  326
- Standard Media bin Full
  326
- Scanner Unit Assembly Not Detected
  327
- ADF Left Cover Assembly Is Open
  327
- Toner Cartridge Error
  328
- Toner Cartridge Set Error
  328
- Waste Toner Cartridge Full
  329
- Waste Toner Cartridge Not Detected
  330
- Waste Toner Cartridge Nearly Full
  330
- Color> PC Cartridge Not Detected
  331
  - Color> PC Cartridge Invalid
    331
  - CMY PC Cartridges Nearly Exhausted
    332
  - CMY PC Cartridges Exhausted
    332
  - K PC Cartridge Nearly Exhausted
    333
  - K PC Cartridge Exhausted
    333
  - Color> Toner Cartridge Nearly Empty
    334
  - Color> Toner Cartridge Empty
    335
  - Color> Toner Cartridge Detection Error
    336
  - Incorrect Black Toner Cartridge Error
    336
  - Incorrect <Color> Toner Cartridge Error
    336
  - Tray 1 Media Size Mismatch Error
    337
  - Tray 2 Media Size Mismatch Error
    337
  - Tray 3 Media Size Mismatch Error
    338
  - Tray 4 Media Size Mismatch Error
    339
  - Tray 1 Media Type Mismatch Error
    339
  - Tray 2 Media Type Mismatch Error
    340
  - Tray 3 Media Type Mismatch Error
    341
  - Tray 4 Media Type Mismatch Error
    342
  - Image Quality Trouble
    344
    
    Image Quality Symptoms
    344
    
    Printer Related Troubleshooting
    344
    
    Faint Print (Low Contrast)
    345
    
    Image Quality
    345
    
    Blank Print (no Print)
    347
    
    Solid Black
    349
    
    Vertical Lines and Bands (Process Direction)
    350
    
    Horizontal White Stripes or Bands (Side to Side Direction)
    352
    
    Vertical Stripes (Process Direction)
    354
    
    Horizontal Stripes (Side to Side Direction)
    356
    
    Partial Lack
    358
    
    Spots
    360
    
    After Image
    361
    
    Background (Fog)
    363
    
    Skew
    365
    
    Media Damage
    367
    
    No Fuse
    369
    
    Color Misregistration
    370
    
    Deletions
    371
    
    High Frequency Bands
    372
    
    Diagonal Banding
    373
    
    ADF & Scanner Related Troubleshooting
    374
    
    Image Quality Symptoms
    374
    
    ADF & Scanner Image Quality
    375
    
    Dark Image Quality (Using ADF or Scanner)
    375
    
    Vertical Lines (Process Direction Using the ADF)
    376
    
    Spots (Using Flatbed Scanner)
    377
    
    Skew (Using ADF)
    378
    
    Media Damage (Using ADF)
    379
Diagnostic Aids

381
- Accessing Service Menus
  381
- Diagnostics Menus
  382
  - Entering Diagnostics Menus
    382
  - Available Tests
    382
  - Motor Tests
    386
  - Print Tests
    387
    
    Input Source Print Test
    387
    
    Print Quality Test Pages
    387
  - Hardware Tests
    388
  - Panel Test
    388
  - Button Test
    388
  - DRAM Test
    389
  - CACHE Test
    389
- Duplex Tests
  389
  - Quick Test
    389
  - Sensor Test (Duplex)
    390
- Input Tray Tests
  390
  - Feed Tests
    390
  - Sensor Test (Input Tray)
    391
- Output bin Tests
  391
  - Feed Tests (Output Bins)
    391
  - Feed to All Bins
    392
  - Sensor Test (Output Bin)
    392
- Finisher Tests
  392
  - Staple Test
    392
  - Hole Punch Test
    393
  - Feed Tests (Finisher)
    393
  - Sensor Test (Finisher)
    393
- Base Sensor Test
  395
- Device Tests
  396
  - Quick Disk Test
    396
  - Disk Test/Clean
    397
- Printer Setup
  398
  - Defaults
    398
  - Printed Color Page Count
    398
  - Printed Mono Page Count
    399
  - Permanent Page Count
    399
  - Serial Number
    399
  - Engine Setting 1 to 4
    399
  - Model Name
    399
  - Configuration ID
    399
- Event Log
  400
  - Display the Event Log
    401
  - Print the Event Log
    402
  - Clear the Event Log
    402
- Scanner Tests
  403
  - ASIC Test
    403
  - Feed Test
    403
  - Scanner Manual Registration
    404
  - Sensor Test (Scanner Tests)
    404
  - Trans Belt HP Fail Clear
    405
  - Dev Unit Reset
    405
  - Fuser Temp Fail Clear
    405
  - Atc Sensor Failure Clear
    405
  - Engine Adjust
    406
  - Color Registration (Regcon)
    409
  - Booklet Fold Adjust
    409
  - Finisher Config
    409
  - Testing the Manual Scanner Registration
    410
  - Analyzing the Manual Scanner Registration Copies
    411
  - Manually Adjusting the Scanner's Registration
    411
  - Scanner Manual Registration Factory Defaults
    413
  - Exiting Diagnostics Menu
    414
- Configuration Menu
  415
  - Entering Configuration Menu
    415
  - Available Menus
    415
  - Maintenance Counter Value
    417
  - Reset Maintenance Counter
    417
    
    Black Only Mode
    418
    
    Print Quality Pages (Configuration Menu)
    418
    
    USB Scan to Local
    418
    
    Size Sensing
    419
    
    A5/Statement
    420
    
    B5/Executive
    420
    
    Panel Menus
    420
    
    PPDS Emulation
    420
    
    Energy Conserve
    421
    
    Factory Defaults
    421
    
    Min Copy Memory
    421
    
    ADF Edge Erase
    422
    
    EVENT LOG (Configuration Menu)
    422
    
    FB Edge Erase
    422
    
    Format Fax Storage
    422
    
    Disk Encryption
    423
    
    Envelope Prompts
    423
    
    Jobs on Disk
    423
    
    Paper Prompts
    423
    
    Power off
    424
    
    Wipe Disk
    426
    
    Font Sharpening
    428
    
    LES Applications
    429
    
    Require Standby
    429
    
    Short Edge Printing
    429
    
    Tray Low Message
    429
    
    Exiting Configuration Menu
    430
    
    Key Repeat Initial Delay
    430
    
    Key Repeat Rate
    430
    
    Repeating Defects
    431
Repair Information

433
Connector Locations

715
- Locations
  715
Preventive Maintenance

731
- Safety Inspection Guide
  731
- Scheduled Maintenance
  733
Parts Catalog

735
- How to Use this Parts Catalog
  735
- Assembly 1: Covers 1
  736
- Assembly 2: Covers 2
  737
- Assembly 3: Covers 3
  738
- Assembly 4: PC Cartridge and Developer Drive
  739
- Assembly 5: ID Sensor and Transfer Belt Steering
  740
- Assembly 6: Media Tray
  741
- Assembly 7: Printer Left Lower Door and Media Feed Unit
  742
- Assembly 8: Media Feed Unit
  743
- Assembly 9: MPF Feed Unit Assembly 1
  745
- Assembly 10: MPF Feed Unit Assembly 2
  746
- Assembly 11: MPF Feed Unit Assembly 3
  747
- Assembly 12: Registration / Transport Roll Assembly
  748
- Assembly 13: Printer Left Door and Duplex
  749
- Assembly 14: Printer Left Door Assembly 1
  750
- Assembly 15: Printer Left Door Assembly 2
  751
- Assembly 16: Duplex Media Inverter Assembly
  752
- Assembly 17: Duplex 2
  753
- Assembly 18: Standard Media Exit Shift
  754
- Assembly 19: Printhead Assembly
  755
- Assembly 20: Xerographic and Waste Toner
  756
- Assembly 21: Erase Lamps and Developer Interlock Plate
  757
- Assembly 22: Transfer Belt Lift 1
  758
- Assembly 23: Transfer Belt
  759
- Assembly 25: Toner Dispense
  761
- Assembly 26: Developer Unit Assemblies
  762
- Assembly 27: Fuser Assembly
  763
- Assembly 28: Cooling Fans
  764
- Assembly 29: Electrical 1
  765
- Assembly 31: Electrical 3
  768
- Assembly 32: Electrical 4
  770
- Assembly 33: ADF Assembly
  772
- Assembly 34: ADF Covers and Components
  773
- Assembly 35: ADF Base
  774
- Assembly 36: ADF Feeder
  776
- Assembly 37: ADF Left Cover Components
  778
- Assembly 38: ADF Media Guide
  780
- Assembly 39: ADF Feeder Roll
  782
- Assembly 40: ADF Motor Unit
  784
- Assembly 41: ADF Document Tray
  785
- Assembly 42: Scanner Covers
  786
- Assembly 43: CCD Lens Assembly
  787
- Assembly 44: Control Panel and Platen Glass
  789
- Assembly 45: Scanner Electrical
  791
- Assembly 46: Scanner Optics
  792
- Assembly 47: Carriage Cable and Motor
  794
- Assembly 48: MFP Rack
  795
- Assembly 49: 1TM Covers
  796
- Assembly 50: 1TM Feed Unit Assembly
  797
- Assembly 51: 1TM Media Feed Unit
  799
- Assembly 52: 1TM Left Door
  801
- Assembly 53: 1TM Drive and Electrical
  802
- Assembly 54: 3TM Covers
  804
- Assembly 55: 3TM Feed Unit Assembly
  806
- Assembly 56: 3TM Media Feed Unit
  808
- Assembly 57: 3TM Left Door
  810
- Assembly 58: 3TM Drive and Electrical
  812
- Assembly 59: TTM Covers
  814
- Assembly 60: TTM Media Trays
  815
- Assembly 61: TTM Media Tray 3
  817
- Assembly 62: TTM Media Tray 4
  819
- Assembly 63: TTM Media Tray 4 Transport
  820
- Assembly 64: TTM Media Transport
  821
- Assembly 65: TTM Left Door
  822
- Assembly 66: TTM Tray Lift Drive
  823
- Assembly 67: TTM Drive and Electrical
  824
- Assembly 68: Miscellaneous
  826
Index

826
Part Number Index

837

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