Brother MFC-8460 Manuals

Manuals and User Guides for Brother MFC-8460. We have 1 Brother MFC-8460 manual available for free PDF download: Servise Manual

Brother MFC-8460 Servise Manual

Brother MFC-8460 Servise Manual (495 pages)

Brand: Brother | Category: Printer | Size: 17.67 MB

Table of Contents

Table of Contents

5
- Service Manual
  1
- How this Manual Is Organized
  3
- Safety Precautions
  16
  - To Use the Machine Safely
    16
  - Choosing a Location
    18
- Chapter 1 Parts Names & Functions
  
  19
  - Equipment Outline
    21
  - Control Panel
    22
  - Components
    27
- Chapter 2 Specifications
  
  28
Chapter 2 Specifications

29
- General
  30
  - General Specifications
    30
  - Paper Specifications
    31
    
    Paper Handling
    31
    
    Media Specifications
    31
  - Printable Area
    34
    
    Pcl5E/Epson/Ibm Emulation
    34
    
    PCLXL, PS (BR-Script 3)
    37
  - Print Speeds with Various Settings
    38
  - Toner Cartridge Weight Information
    39
- Specifications List
  40
- Chapter 3 Theory of Operation
  
  65
Chapter 3 Theory of Operation

66
- Overview
  67
- Mechanical Components
  68
  - Scanner Mechanism
    69
  - Overview of Gear
    75
  - Paper Transfer
    76
    
    Paper Supply
    76
    
    Paper Registration
    78
    
    Drum Unit
    78
    
    Developing
    79
    
    Fixing Stage
    80
    
    Paper Eject
    81
    
    Duplex Printing (for the Models with the DX Only)
    82
    
    Paper Feeding from the MP Tray
    83
    
    LT Tray
    83
  - Toner Cartridge
    84
    
    Toner Life End Mode
    84
    
    New Toner Detection Mechanism
    86
    
    Counter Reset During Indication of "Toner Life End
    87
  - Print Process
    88
    
    Charging
    88
    
    Exposure Stage
    88
    
    Transfer
    89
  - Sensors
    90
- Control Electronics
  91
  - Components
    91
- Chapter 4 Transfer of Data Left in the Machine to be Sent for Repair
  
  93
  - Transferring Received Fax Data
    93
Disassembly/Reassembly (Lt-5300)

100
- Chapter 5 Disassembly/Reassembly
  
  102
  - Tightening Torque
    103
  - Harness Routing
    105
    
    Pe Eg Sensor Assy
    106
    
    Interlock Sw Assy
    106
    
    Toner Sensor Pcb Unit Assy
    107
    
    Register Solenoid Assy
    107
    
    Mp Solenoid Assy
    108
    
    T1 Solenoid Assy
    108
    
    Relay Front Pcb Assy
    109
  - Laser Unit
    109
  - Fan Motor 60 Unit
    110
  - Fan Motor 60 Unit LV
    110
    
    Toner Led Pcb Unit Assy
    111
    
    Ps Pcb Unit
    112
    
    Adf Unit
    113
    
    Panel Unit
    117
    
    Speaker Assy
    117
    
    Fuser Unit
    118
    
    Preparation
    122
    
    Disassembly Flowchart
    123
    
    AC Cord
    124
    
    DX Feed ASSY (for the Models with the DX Only)
    125
    
    Back Cover
    128
    
    Outer Chute ASSY
    129
  - Access Cover/Side Cover L
    131
  - ADF Unit
    132
  - Hinge Base R
    133
  - Hinge Arm R
    134
  - ADF Cover ASSY
    135
  - ADF Side Cover R
    136
  - ADF Chute ASSY
    137
    
    SB Chute ASSY (for the Models with the DX Only SX Chute (for the Models with out the DX Only)
    139
  - Earth Spring
    140
  - PF Roller Holder ASSY
    141
  - LF Roller 1 ASSY
    142
  - SB Roller ASSY (for the Models with the DX Only)
    143
  - ADF Motor
    145
  - SB Solenoid ASSY (for the Models with the DX Only)
    146
  - ADF Relay PCB
    147
  - Paper Feed Chute ASSY
    148
    
    ADF Film/Spring Plate ADF Front a Assy/Separation Rubber/Rubber Holder Separation Spring
    151
  - LF Roller 2 ASSY
    152
  - Exit Roller ASSY
    153
  - LF Roller 3 ASSY
    154
  - LF Roller 4 ASSY
    155
  - Document Hold/Document Hold Spring
    157
  - Actuator R/Photo Interrupter
    159
  - Flap B
    160
  - Document Ejection Tray
    161
  - Document Cover Sensor
    162
  - Presser Roller
    163
  - Panel Cover ASSY
    164
  - Scanner Unit ASSY
    165
  - Top Cover ASSY
    166
  - CCD Module
    167
  - FFC Cable ASSY
    169
  - Scanner Motor FB
    170
  - Pulley ASSY
    171
  - Panel Unit
    172
  - Panel PCB ASSY
    173
  - Printed Rubber Key
    174
  - LCD Cover/Backlight Module/Lcd
    175
  - NCU PCB ASSY (for the Models with the NCU Only)
    176
  - Speaker ASSY
    178
  - Driver PCB
    179
    
    Fuser Unit
    180
  - Tray MP ASSY
    182
  - MP Tray Cover Assy/Process Cover ASSY
    183
  - Main PCB
    186
  - Gear Plate Calking ASSY Al/Develop Joint/Main Motor ASSY al
    187
  - Main Shield Plate ASSY
    189
  - Relay Rear PCB Assy/Connector
    191
  - Relay Front PCB ASSY
    193
  - MP Solenoid ASSY
    194
  - Drive Release Link
    195
  - T1 Solenoid ASSY
    196
  - Register Solenoid ASSY
    197
  - Interlock SW ASSY
    198
  - Gear 17/20
    199
  - Thermistor ASSY
    201
  - Joint Cover ASSY
    202
  - Filter
    203
  - Laser Unit
    204
  - PS PCB Unit
    205
  - High-Voltage PS PCB ASSY
    208
  - Toner LED PCB Unit ASSY
    210
  - Fan Motor 60 Unit
    211
    
    Frame L
    212
    
    Frame R
    212
    
    MP Unit
    213
    
    Regist Actuator Rear/Regist Actuator Spring
    218
    
    Regist Actuator Front/Regist Actuator Spring
    220
    
    Roller Holder ASSY
    221
    
    PE Actuator/Edge Actuator/Edge Actuator Spring
    222
    
    Wireless PCB (PCB T60H929.00 ASSY 02) (for the Model with the Wireless Only)
    225
    
    Disassembly/Reassembly (Lt-5300)
    226
    
    Paper Tray
    226
    
    LT Front Cover ASSY
    229
    
    LT Rear Cover
    230
    
    LT Side Cover L
    230
    
    LT Side Cover R
    231
    
    Lt Pcb Assy
    232
    
    Connector: 55533-1219
    233
    
    Connector: 54702-1219
    233
    
    Gear 24 LT
    234
    
    Collar 6
    235
    
    LT Solenoid ASSY
    239
    
    Roller Holder ASSY
    240
    
    Edge Actuator Spring
    241
    
    LT Sensor PCB ASSY
    243
    
    Lubrication
    245
Chapter 6 Adjustments and Updating of Settings, Required after Parts Replacement

247
Chapter 8 Maintenance Mode

295
Chapter 9 Error Indication and Troubleshooting

324
- Error Indication
  325
  - Equipment Errors
    325
    
    Error Messages Appearing on the LCD
    325
  - Communications Errors
    335
- Troubleshooting
  339
  - Introduction
    339
  - Precautions
    339
  - Checking Prior to Troubleshooting
    339
  - Troubleshooting Based on Problem Type
    340
    
    Paper Feeding Problems
    340
    
    Software Setting Problems
    342
    
    Malfunction
    345
    
    Image Defects
    351
    
    Incorrect Printout
    371
    
    Network Problem
    373
    
    Troubleshooting of the Control Panel
    380
    
    Troubleshooting of Fax Functions
    382
    
    Operating Procedure
    398
    
    Location of the Ferrite Core
    492

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