Lexmark 7003-050 X340n Manuals

Manuals and User Guides for Lexmark 7003-050 X340n. We have 1 Lexmark 7003-050 X340n manual available for free PDF download: Service Manual

Lexmark 7003-050 X340n Service Manual

Lexmark 7003-050 X340n Service Manual (162 pages)

Brand: Lexmark | Category: All in One Printer | Size: 4.87 MB

Table of Contents

Table of Contents
2
Notices and Safety Information

6
- Laser Notice
  
  6
- Safety Information
  
  10
Preface

13
- Conventions
  
  13
General Information

14
- Maintenance Approach
  
  14
- MFP Specifications
  
  14
  - Minimum Clearance Requirements
    14
  - Memory
    14
  - Print Speed
    14
  - Supported Operating Systems
    15
  - Connectivity and Compatibility
    15
  - Supported External Network Connections
    15
  - Fonts
    15
  - Media Trays and Supply Capacity
    16
  - Types of Print Media
    17
- Scanner Specifications
  
  18
- Fax Specifications
  
  19
- Tips on Preventing Jams
  
  19
- Tools
  
  20
- Acronyms
  
  21
Diagnostic Information

22
- Start
  
  22
- Power-On Reset (POR) Sequence
  
  22
- Symptom Tables
  
  23
  - POST Symptom Table
    23
    
    MFP Symptom Table
    23
  - Understand the Operator Panel
    25
    
    Buttons
    25
    
    Using the MFP Menus
    27
- Messages and Error Codes
  
  28
  - Service Error Codes
    28
  - Non 9Xx Service Errors
    29
  - Error
    29
  - Description
    29
  - Action
    29
- Paper Jam Messages
  
  30
  - User Attendance Messages
    31
  - Sub Error Codes
    34
    
    Displayed Error Codes
    34
    
    Values
    35
  - Disconnects on the Controller Card
    39
- Service Checks
  
  40
  - ADF Service Check
    40
  - CCD Service Check
    41
  - Cold Fuser Service Check
    41
  - Cooling Fan Service Check
    41
  - Controller Card Service Check
    42
  - Cover Interlock Switch Service Check
    43
  - Dead Machine Service Check
    43
  - Fax Quality Service Check
    44
    
    Diagnosing Fax Problems
    44
  - Fuser Service Check
    44
  - Hot Fuser Service Check
    45
  - LVPS/HVPS Service Check
    46
  - Main Motor Service Check
    46
  - Modem Service Check
    47
  - Network Card Service Check
    47
  - Operator Panel Service Check
    48
  - Paperpath Sensor Service Check
    49
  - Printhead Service Check
    49
  - Paper Feed Service Checks
    50
    
    Paper Jam Error Indication During POST
    50
    
    Paper Picks During POST And/Or Continuously
    50
    
    Paper Picks but Stops Half Way through the MFP
    50
    
    Paper Never Picks
    50
    
    Paper Occasionally Picks or Picks Multiple Sheets at Once
    51
    
    Paper "Trees," Wrinkles, Stacks Poorly or Curls
    51
    
    A4, Oversized Paperfeed Service Check
    51
  - Print Quality Service Checks
    52
    
    Using Print Quality Test Pages
    52
    
    Blank Page
    52
    
    Black Page
    52
    
    Heavy Background
    53
    
    Partial Blank Image/White Spots (no Periodic Pattern)
    53
    
    Variation in Image Density Horizontally Across Page
    53
    
    Poor Fusing of Image
    53
    
    Light Print
    54
    
    White or Black Lines or Bands
    54
    
    Toner on Back of Page
    54
    
    Solving Print Quality Problems
    55
  - Scan Quality Service Checks
    58
    
    Image Unclear
    58
    
    Irregular Movement
    58
    
    No Image
    58
  - Toner Sensor Service Check
    59
  - Transfer Roll Service Check
    59
Diagnostic Aids

60
- Accessing Service Menus
  
  60
  - Printing Menus
    60
- Diagnostics Mode
  
  61
  - Available Menu Items
    61
  - Serial Number
    62
  - Usb
    62
  - Printer Model
    63
  - Power Supply ID
    63
  - Count Reset
    63
    
    Page Count
    63
    
    Fax Usage
    64
    
    Scan Usage
    64
  - Network Menu
    64
    
    Print Debug
    64
    
    Force Speed
    64
    
    NVRAM Reset
    65
  - Registration
    65
    
    Printer Registration
    65
    
    Scanner Registration
    66
    
    Using the Test Copy Page Rulers to Determine Correct Scanner Registration with Build 67 Firmware
    67
  - Scanner Calibration
    68
  - ATM Menu
    68
  - Fax Settings
    68
    
    Fax Modulations
    68
    
    Detect Eols
    68
    
    Autoprint T30 Log
    68
    
    Print T30 Log
    69
    
    Print All T30 Logs
    69
    
    Print CND Logs
    69
    
    Print Stack Info
    69
    
    Station ID
    69
    
    Faxtrace Mask
    69
  - Homologation Settings
    70
  - Utilities
    70
    
    Fax NVRAM
    70
    
    Clr Phonebook
    70
    
    Erase Ffs
    70
Repair Information

72
- Handling ESD-Sensitive Parts
  
  72
- Removal Procedures
  
  73
  - Covers
    73
    
    Extender Cover Removal
    73
    
    Front Access Cover Removal
    73
    
    Left Side Cover Removal
    74
    
    Rear Cover Removal
    76
    
    Upper Right Side Cover Removal
    79
    
    Lower Right Side Cover Removal
    81
    
    Top Cover Removal
    82
  - Card Cage Removal
    83
  - Controller Card Removal
    84
  - Cover Open Sensor Removal
    86
  - Developer Drive Coupling Assembly Removal
    87
  - Exit Sensor Removal (on the Fuser)
    88
  - Fan Removal
    89
  - Feed Rollers (Autocompensator Tires) Removal
    90
  - Fuser Removal
    91
  - Fuser Idle Gear Links Removal
    92
  - Fuser Power Cable Removal
    93
  - Input Roller Clutch and Lever Removal (Autocompensator Clutch)
    94
  - Input Sensor #1 Removal
    95
  - Input Sensor #2 (Manual Feed) Removal
    96
  - LVPS/HVPS Card Assembly Removal
    97
  - LVPS/HVPS to Controller Card Cable Removal
    98
  - Manual Feed Clutch Assembly Removal
    99
  - Network Card Removal
    100
  - Operator Panel Assembly Removal
    101
  - Paper Exit Guide Assembly Removal
    102
  - Printhead Removal
    103
  - Transfer Roll Removal
    104
  - Transport Motor Cable Removal
    105
  - Scanner ADF Paper Tray Removal
    106
  - Scanner ADF Top Assembly Removal
    107
  - Scanner ADF Top Cover Removal
    109
  - Scanner ADF Separator Pad Removal
    109
  - Scanner ADF Pick Roll Assembly Removal
    110
  - Scanner ADF Pick Roll Hinge Removal
    112
  - Scanner ADF Assembly Removal
    113
  - Scanner ADF Cable Removal
    116
  - Scanner Flatbed Cover Removal
    119
  - Scanner Top Removal
    119
  - Scanner CCD Assembly Removal
    120
  - Scanner Base Assembly Removal
    122
  - Modem Card Removal
    125
  - Modem Speaker Assembly Removal
    126
Locations and Connections

128
- Locations
  
  128
  - Front View
    128
  - Rear View
    128
  - Adf
    129
- Connections
  
  130
  - Power Supply Board
    130
  - Power Supply Board Connections
    130
  - Controller Card
    131
  - Controller Card Connections
    132
  - Modem Card
    133
- Wiring Diagram
  
  134
  - Controller Card Pin Assignments
    135
    
    J3 Adf
    135
    
    J 69 Modem
    136
    
    J5 Operator Panel
    137
    
    J1 Flatbed Motor
    138
    
    J4 CCD Module
    139
Preventive Maintenance

140
- Printer Engine
  140
- Scanner
  140
Parts Catalog

142
- How to Use this Parts Catalog
  
  142
- Assembly 1: Covers
  
  143
- Assembly 2: Scanner
  
  145
- Assembly 3: Electronics
  
  149
- Assembly 4: Frame
  
  151
- Assembly 5: Miscellaneous
  
  153
Index

154
Part Number Index

158

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