Aficio G145 Manuals

Manuals and User Guides for Aficio G145. We have 1 Aficio G145 manual available for free PDF download: Service Manual

Aficio G145 Service Manual

Aficio G145 Service Manual (112 pages)

Brand: Aficio | Category: Printer | Size: 5.94 MB

Table of Contents

Table of Contents
8
Installation

12
- Installation Procedure
  12
Preventive Maintenance

13
- Pm Intervals
  13
Replacement and Adjustment

14
- General Precautions
  14
  - Servicing the Machine
    14
  - Releasing Plastic Latches
    14
- Covers
  15
  - Front Cover
    15
  - Bypass Cover
    16
  - Rear Cover
    17
  - Top Cover
    19
  - Right Side Cover
    20
  - Left Side Cover
    21
  - Middle Cover
    22
- Exit Roller
  23
- Engine Shield Assembly and Exit Board
  24
  - Engine Shield
    24
  - Exit Board
    26
- Smps
  27
- Fusing Unit
  30
  - Fusing Unit Assembly
    30
  - Thermostat
    31
  - Fusing Lamp
    32
  - Stripper Pawls
    33
    
    When You Reassemble the Fusing Unit
    34
    
    Note
    35
  - Thermistor
    36
- Unplug Fan
  37
- Laser Scanning Unit
  38
- Drive Unit
  40
- Transfer Unit
  41
- Bypass Tray Unit and Feed Roller
  43
  - Bypass Tray Unit
    43
- Pick-Up Assembly and Solenoid
  45
Troubleshooting

50
- Paper Path
  50
  - Paper Jam Conditions
    51
    
    Jam0
    51
    
    Jam1
    51
    
    Jam2
    52
- Clearing Paper Jams
  53
  - Jam2 (Paper Exit Area)
    53
  - Jam0 (Paper Feed Area)
    55
  - Jam1 (Toner Cartridge Area)
    56
  - Tips to Avoid Paper Jams
    57
- Sample Pattern
  58
  - Printing a Demo Page and Configuration Page
    58
  - Printing a Cleaning Sheet
    59
- Operation Panel Display
  59
- Periodic Defective Image
  59
- Printout Problems
  60
  - Incorrect Print Position
    60
  - Vertical Black Line and Band
    60
  - Vertical White Line
    60
  - Horizontal Black Bands
    61
  - Black/White Spots
    61
  - Light Image
    61
  - Dark/Black Image
    62
  - Uneven Density
    62
  - Background
    62
  - Ghost 1
    63
  - Ghost 3
    63
  - Ghost 4
    63
  - Stains on Front of Page
    64
  - Stains on Back of Page
    64
  - Blank
    64
- Paper Feed Problems
  66
  - Incorrect Print Position
    66
  - Jam 0
    66
  - Jam 1
    66
  - Jam 2
    67
  - Multi-Feeding
    67
  - Paper Rolled in the Fusing Unit
    67
  - Paper Stays in the Opc Drum
    68
- Set Malfunctions
  69
  - All Leds Blink (Fusing Error)
    69
  - All Leds Blink (Scan Error)
    69
  - Paper Empty
    69
  - Paper Empty Without Indication
    69
  - Fusing Gear Melts (Overheats)
    70
  - Cover Open
    70
  - Error Lamp When Cover Is Opened
    70
  - Defective Motor Operation
    70
  - Power
    71
  - Printed Vertical Lines Get Curved
    71
- Toner Cartridge
  72
  - Toner Cartridge Precautions
    72
  - Redistributing Toner
    72
  - Toner Cartridge Error Messages
    74
  - Toner Cartride Details
    75
- Software Problems
  78
Service Program Mode

81
- Firmware Download
  81
  - Download Procedure
    81
    
    DOS Command Mode
    81
    
    EWS (Embedded Web Server) Mode
    82
  - Firmware Rocovery Procedure
    84
Detailed Descriptions

85
- Machine Overview
  85
  - Front View
    85
  - Rear View
    86
  - Operation Panel
    87
    
    On Line/Error Button
    87
    
    Cancel Button
    88
    
    On Line/Error Button and Toner Save Button
    88
    
    Toner Save Button
    88
- Machine Overview
  89
  - Firmware
    89
  - Print Engine
    89
    
    Development Unit
    89
    
    Drive Mechanism
    89
    
    Fusing Unit
    89
    
    Paper Feed Mechanism
    89
    
    Transfer Unit
    89
    
    Electrical Components (PBA)
    90
- System Layout
  91
  - Paper Feed Unit
    92
    
    By-Pass Tray
    92
    
    Optional Paper Feed Unit
    92
    
    Paper Separation Method
    92
    
    Paper Tray
    92
    
    Pick-Up Roller
    92
  - Transfer Unit
    93
  - Drive
    93
  - Fusing Unit
    93
    
    Hot Roller
    93
    
    Pressure Roller
    93
    
    Thermistor
    93
    
    Thermostat
    93
    
    Safety Devices
    94
    
    Safety Features
    94
  - Laser Scannning Unit (Lsu)
    94
  - Toner Cartridge
    95
  - New Aio Detection
    96
  - Toner End Detection
    96
- Asic(Spgp)
  97
  - Memory
    97
  - Flash Memory
    97
  - Sdram
    98
  - Sensor Input Circuit
    99
    
    By-Pass Tray Sensor
    99
    
    Cover Open Sensor
    99
    
    DC Fan/Solenoid Driving Circuit
    99
    
    Paper Empty Sensor
    99
    
    Paper Exit Sensor
    99
    
    Paper Feeding
    99
    
    Fusing
    100
    
    Motor Drive Circuit
    100
    
    Transfer
    100
    
    Lsu
    101
- Smps and Hvps
  102
  - Hvps (High Voltage Power Supply)
    103
    
    Charge Voltage (MHV)
    103
    
    Cleaning Voltage (THV-)
    103
    
    Transfer High Voltage (THV+)
    103
    
    Developing Voltage (DEV)
    104
    
    Supply
    104
  - Smps (Switching Mode Power Supply)
    105
    
    AC Input
    105
    
    Consumption Power
    105
    
    Rated Output Power
    105
- Engine
  106
  - Paper Feed
    106
Specifications

107
Appendix

111

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