Brother DCP-8025DN - Laser - All-in-One Manuals

Manuals and User Guides for Brother DCP-8025DN - Laser - All-in-One. We have 2 Brother DCP-8025DN - Laser - All-in-One manuals available for free PDF download: Service Manual, Quick Setup Manual

Brother DCP-8025DN - Laser - All-in-One Service Manual (353 pages)

All in One Printer

Brand: Brother | Category: All in One Printer | Size: 12.18 MB

Table of Contents

4
- Service Manual
  1
- Regulation
  10
- Safety Information
  12
- Chapter 1 General
  
  14
  - Overview
    14
  - Specifications
    16
    
    General
    16
    
    General (Continued)
    16
    
    Copy
    17
    
    Print Media
    17
    
    Fax
    18
    
    Printer
    19
    
    Scanner
    19
    
    Consumable Items
    20
    
    Interfaces
    20
    
    Network (LAN) Board (NC-9100H)
    20
    
    Computer Requirements
    21
    
    2.12.1 Type and Size of Paper
    22
    
    2.12.2 Recommended Paper
    22
    
    2.12.3 Paper Capacity of the Paper Trays
    22
    
    Paper
    22
    
    2.12.4 Paper Specifications for each Paper Tray
    23
    
    2.13.1 Pcl5E/Epson/Ibm Emulation
    24
    
    Printable Area
    24
    
    2.13.2 PCL6/BR-Script3 Emulation
    27
    
    Print Speeds with Various Settings
    28
    
    Toner Cartridge Weight Information
    28
  - Serial No. Descriptions
    29
- Chapter 2 Installation and Basic Operation
  
  31
- Chapter 3 Theory of Operation
  
  57
  - Electronics
    57
    
    General Block Diagram
    57
    
    Main PCB Block Diagram
    58
    
    Cpu
    59
    
    Main PCB
    59
    
    Usb
    59
    
    Ieee1284
    60
    
    Rom
    60
    
    Flash ROM
    61
    
    Sdram
    61
    
    Optional RAM
    62
    
    1.3.10 Engine I/O
    63
    
    1.3.11 Panel I/O
    63
    
    Eeprom
    63
    
    Reset Circuit
    63
    
    1.3.12 Video I/O
    64
    
    1.3.13 Scanner Control
    64
    
    1.3.14 Power Supply
    65
    
    Engine PCB
    66
    
    Low-Voltage Power Supply
    67
    
    Power Supply
    67
    
    High-Voltage Power Supply
    68
  - Mechanics
    69
    
    Overview of Printing Mechanism
    69
    
    Scanner Mechanism
    70
    
    Paper Registration
    71
    
    Paper Supply
    71
    
    Paper Transfer
    71
    
    Duplex Printing
    72
    
    Paper Eject
    72
    
    Cover Sensors
    73
    
    Sensors
    73
    
    Toner Sensors
    73
    
    Cassette Sensor / Paper Empty Sensor
    74
    
    Paper Eject Sensor
    74
    
    Document Cover Sensor
    75
    
    MP-PE Sensor
    75
    
    Document Front Sensor /Document Rear Sensor
    76
    
    DX-Sensor PCB ASSY
    76
    
    2.4.10 HP Sensor
    77
    
    Rear Cover Sensor
    77
    
    Charging
    78
    
    Cleaner
    78
    
    Drum Unit
    78
    
    Photosensitive Drum
    78
    
    Primary Charger
    78
    
    Print Process
    78
    
    Toner Cartridge
    78
    
    Transfer Roller
    78
    
    Exposure Stage
    79
    
    Developing
    80
    
    Transfer
    80
    
    Fixing Stage
    81
- Chapter 4 Disassembly and Re-Assembly
  
  82
  - Safety Precautions
    82
  - Disassembly Flow
    83
  - Disassembly Procedure
    84
    
    AC Cord
    84
    
    Drum Unit
    84
    
    Paper Tray
    85
    
    DX Feed ASSY (MFC-8820D/8820DN, DCP-8025D/8025DN Only)
    95
    
    Access Cover / Battery
    98
    
    Driver PCB Access Cover
    99
    
    ADF Unit
    100
    
    Document Scanner
    109
    
    Panel Unit
    114
    
    Rear Cover C (MFC-8420, DCP-8020 Only)
    117
    
    Outer Chute (MFC-8420, DCP-8020 Only)
    118
    
    Rear Cover MP ASSY / Outer Chute MP ASSY (MFC-8820D/8820DN, DCP-8025D/8025DN Only)
    119
    
    Rear Cover L/R
    120
    
    Side Cover L/R
    121
    
    Joint Cover
    122
    
    Front Cover ASSY (MFC-8420, DCP-8020 Only)
    126
    
    MP Unit (MFC-8820D/8820DN, DCP-8025D/8025DN Only)
    127
    
    Rear Cover Sensor
    132
    
    NCU (MFC-8420/8820D/8820DN Only)
    133
    
    Fixing Unit
    134
    
    Laser Unit
    143
    
    Main PCB
    145
    
    Base Plate / LV Insulation Sheet
    147
    
    DX-Sensor PCB ASSY (MFC-8820D/8820DN, DCP-8025D/8025DN Only)
    148
    
    Engine PCB
    149
    
    High-Voltage PS PCB ASSY
    150
    
    Low-Voltage PS PCB ASSY
    151
    
    Paper Feeder
    152
    
    Frame L / Drive Unit
    159
    
    Reversing Release Solenoid (MFC-8820D/8820DN, DCP-8025D/8025DN Only)
    163
    
    Fan Motor 60 Unit LV / Fan Motor 60 Unit
    164
    
    Thermistor ASSY
    164
    
    Frame R
    165
  - Packing
    167
  - Guidelines for Lead Free Solder
    168
  - Screw Torque List
    171
  - Lubrication
    173
  - Harness Routing
    176
- Chapter 5 Periodic Maintenance
  
  178
  - Consumable Parts
    178
    
    Drum Unit
    178
    
    Toner Cartridge
    180
  - Periodical Replacement Parts
    184
    
    Fixing Unit
    185
    
    Paper Feeding Kit
    189
  - Periodical Cleaning
    191
    
    Cleaning the Machine Exterior
    191
    
    Cleaning the Scanner
    191
    
    Cleaning the Printer
    192
    
    Cleaning the Drum Unit
    193
    
    Cleaning the Scanner Window
    193
    
    Cleaning the Electrical Terminals
    194
  - Mtbf / Mttr
    195
- Chapter 6 Troubleshooting
  
  196
  - Introduction
    196
    
    Initial Check
    196
    
    Warnings for Maintenance Work
    197
    
    Identify the Problem
    198
  - Error Message
    199
    
    Error Message on the LCD
    199
    
    Error Codes Shown in the "MACHINE ERROR X X" Message
    202
  - Paper Problems
    206
    
    Paper Loading Problems
    206
    
    Original Is Jammed in the Top of the ADF Unit
    207
    
    Original Is Jammed Inside the ADF Unit
    207
    
    Original Jams
    207
    
    Clearing Jammed Paper
    208
    
    Paper Jams
    208
    
    Paper Is Jammed in the Duplex Tray (for MFC-8820D/8820DN, DCP-8025D/8025DN)
    211
    
    Causes & Countermeasures
    212
    
    Paper Feeding Problems
    213
  - Software Setting Problems
    215
  - Malfunctions
    218
  - Troubleshooting of the Control Panel
    223
  - Troubleshooting of Fax Functions
    225
  - Image Defects
    229
    
    Development Roller
    229
    
    Diameter of Rollers
    229
    
    Image Defect Examples
    229
    
    Paper Feed Roller
    229
    
    Pressure Roller
    229
    
    Troubleshooting Image Defect
    230
    
    Drum Unit
    248
    
    Location of Grounding Contacts
    248
    
    Machine Body & Paper Tray
    248
  - Incorrect Printout
    249
  - Network Problem
    251
    
    Installation Problem
    251
    
    Intermittent Problem
    252
    
    TCP/IP Troubleshooting
    253
    
    UNIX Troubleshooting
    253
    
    Windows
    254
    
    Windows 95/98/Me Peer to Peer (HP Jetadmin Compatible Method) Troubleshooting
    254
    
    Windows 95/98/Me Peer to Peer Print (LPR) Troubleshooting
    254
    
    Windows NT/LAN Server (TCP/IP) Troubleshooting
    254
    
    Brother Internet Print (TCP/IP) Troubleshooting
    255
    
    Windows 95/98/Me/2000/Xp IPP Troubleshooting
    255
    
    10.11 Novell Netware Troubleshooting
    256
    
    10.12 Appletalk Troubleshooting
    257
    
    10.13 DLC/LLC Troubleshooting
    257
    
    Web Browser Troubleshooting (TCP/IP)
    257
    
    10.15 Internet Fax Troubleshooting
    258
- Chapter 7 Maintenance Mode
  
  259
  - Entry into the Maintenance Mode
    259
2. List of Maintenance-Mode Functions

260
Appendix 3 Firmware Switchs (Wsw)

292
- Appendix 3 Firmware Switchs (Wsw
  
  293
  - WSW01 Dial Pulse Setting
    293
  - WSW02 Tone Signal Setting
    294
  - WSW03 PABX Mode Setting
    295
  - WSW04 TRANSFER Facility Setting
    295
  - WSW05 1St Dial Tone and Busy Tone Detection
    296
  - WSW06 Pause Button Setting and 2Nd Dial Tone Detection
    297
  - Wsw07
    299
  - Wsw08
    300
  - WSW09 Protocol Definition
    301
  - WSW10 Protocol Definition
    302
  - WSW11 Busy Tone Setting
    303
  - WSW12 Signal Detection Condition Setting
    304
  - WSW13 Modem Setting
    305
  - WSW14 AUTO ANS Facility Setting
    306
  - WSW15 REDIAL Facility Setting
    307
  - WSW16 Function Setting
    308
  - WSW17 Function Setting
    309
  - WSW18 Function Setting
    310
  - WSW19 Transmission Speed Setting
    311
  - WSW20 Overseas Communications Mode Setting
    312
  - WSW21 TAD Setting
    313
  - WSW22 ECM Setting
    313
  - Wsw23
    314
  - Wsw24
    315
  - Wsw25
    315
  - Wsw26
    316
  - Wsw27
    317
  - Wsw28
    318
  - Wsw29
    319
  - Wsw30
    319
  - Wsw31
    320
  - Wsw32
    321
  - Wsw33
    321
  - Wsw34
    322
  - Wsw35
    322
  - Wsw36
    323
  - Wsw37
    324
  - Wsw38
    325
  - Wsw39
    326
  - Wsw41
    328
  - Wsw42
    329
  - Wsw43
    330
  - Wsw44
    331
  - Wsw45
    332
  - Not Used
    332
- Appendix 4 Circuit Diagrams
  
  335

Brother DCP-8025DN - Laser - All-in-One Quick Setup Manual (54 pages)

Brother DCP-8020: Quick Setup

Brand: Brother | Category: All in One Printer | Size: 4.61 MB

Brother Categories

Sewing Machine

All in One Printer

Printer Label Maker Fax Machine

More Brother Manuals

Brother DCP-8025DN - Laser - All-in-One Manuals

Brother DCP-8025DN - Laser - All-in-One Service Manual (353 pages)

Table of Contents

Table of Contents

Chapter 1 General

Chapter 2 Installation and Basic Operation

Chapter 3 Theory of Operation

Chapter 4 Disassembly and Re-Assembly

Chapter 5 Periodic Maintenance

Chapter 6 Troubleshooting

Chapter 7 Maintenance Mode

2. List of Maintenance-Mode Functions

Appendix 1 Eeprom Customizing Codes

Appendix 2 Installing the Update Data

Appendix 3 Firmware Switchs (Wsw)

Appendix 3 Firmware Switchs (Wsw

Appendix 4 Circuit Diagrams

Brother DCP-8025DN - Laser - All-in-One Quick Setup Manual (54 pages)

Table of Contents

Supplied CD-ROM (MFL-Pro Suite)

For USB Interface Cable Users (for Windows ® 98/98Se/Me/2000 Professional/Xp)

(For Windows 98/98Se/Me/2000 Professional/Xp)

For Parallel Interface Cable Users (for Windows ® 95/98/98Se/Me/2000 Professional/Xp)

(For Windows 95/98/98Se/Me/2000 Professional/Xp)

For Windows NT

For Network Interface Cable Users (for Windows ® 95/98/98Se/Me/Nt/2000 Professional/Xp)

(For Windows 95/98/98Se/Me/Nt/2000 Professional/Xp)

For USB Interface Cable Users

For Network Interface Cable Users

For Administrators

Network User's Guide Chapter Map (NC-9100H)

Installing the Bradmin Professional Configuration Utility

(Windows ® Users Only)

Web Bradmin (Windows Users Only)

Setting Your IP Address, Subnet Mask and Gateway Using Bradmin

Professional (Windows ® Users Only)

Options

Replacement Consumables

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