Brother DCP-L8450CDW Manuals

Manuals and User Guides for Brother DCP-L8450CDW. We have 7 Brother DCP-L8450CDW manuals available for free PDF download: Service Manual, Basic User's Manual, User Manual, Web Connect Manual, Product Safety Manual, Quick Start Manual, Quick Setup Manual

Brother DCP-L8450CDW Service Manual

Brother DCP-L8450CDW Service Manual (515 pages)

Color Laser

Brand: Brother | Category: All in One Printer | Size: 33.87 MB

Table of Contents

Table of Contents
4
Safety Information

13
Chapter 1 Supplemental Specifications

21
- General
  21
- Network Connectivity
  23
- Service Information
  24
- Supplies
  25
- Paper
  27
  - Media Specifications for ADF
    27
- Telephone
  27
- FAX (Only for the Models with FAX Function)
  28
- Copy
  29
- Scanner
  30
Chapter 2 Error Indication and Troubleshooting

31
Introduction

31
- Precautions
  31
- Checks before Commencing Troubleshooting
  33
Overview

35
- Cross-Section Drawing
  35
  - Printer Part
    35
  - Scanning Part
    36
- Paper Feeding
  37
  - Printer Part
    37
  - Scanning Part
    38
- Operation of each Part
  39
- Block Diagram
  41
- Main Components
  42
Error Indications

43
- Error Codes
  43
- Error Message
  54
- Communications Error Code
  65
Troubleshooting

69
- Error Cause and Remedy
  69
- Troubleshooting for Paper Feeding Problems
  117
  - No Paper Feeding from T2 Paper Tray Unit
    118
  - No Paper Feeding from MP Tray
    119
  - Multiple Sheets of Paper Are Fed
    120
  - Paper Becomes Wrinkled
    120
  - Paper Is Fed at an Angle
    120
  - Paper Curls
    121
  - Unable to Perform 2-Sided Printing
    121
  - Paper Jam
    122
- Troubleshooting for Image Defects
  126
  - Image Defect Examples
    126
  - Troubleshooting Image Defect
    127
- Troubleshooting for Software Problems
  144
  - Unable to Receive Data
    144
- Troubleshooting for Network Problems
  145
  - Cannot Make a Print through Network Connection
    145
- Troubleshooting for Control Panel Problems
  146
- Troubleshooting for Toner Cartridge and Drum Unit Problems
  149
- Troubleshooting for Fuser Unit Problems
  151
  - Fuser Unit Failure
    151
- Troubleshooting for Laser Unit Problems
  151
  - Laser Unit Failure
    151
- Troubleshooting for PCB Problems
  152
  - Main PCB Failure
    152
  - Full Memory
    152
  - Problem of Print Restriction/ID Authentication
    152
- Document Feeding Problems
  153
  - No Feeding
    153
  - Double Feeding
    153
  - Paper Jam
    154
  - Document Becomes Wrinkled
    156
  - Document Size Cannot be Correctly Detected
    156
- Scanning Image Defect Troubleshooting
  157
  - Image Defect Examples
    157
  - Troubleshooting Image Defect
    157
- Troubleshooting of FAX Functions
  161
  - FAX Can't Send It
    161
  - FAX Cannot be Received
    162
  - No Bell Ring
    162
  - A Communication Error Occurs
    162
  - Receive Buffer Full During Receiving into Memory
    163
- Troubleshooting for Other Problems
  163
  - Cannot Make Print
    163
  - Problem of USB Direct Interface
    163
  - Cannot Update Firmware
    164
  - The Machine Is Not Turned on
    164
Chapter 3 Disassembly and Assembly

165
Safety Precautions

165
Packing

166
Screw Catalogue

167
Screw Torque List

168
Lubrication

171
Overview of Gears

173
Harness Routing

174
Disassembly Flow

190
Disassembly Procedure

192
- Lift Gear 46/Gear Z19M10
  193
- Back Cover/Back Cover Stopper Arm L/Back Cover Stopper Arm R
  194
- Fuser Cover ASSY
  197
- Cleaner Pinch Roller S ASSY
  199
- Fuser Unit
  201
- Cord Hook
  204
- Side Cover L
  205
- Side Cover R
  209
- Duplex Tray
  213
- MP Cover ASSY/MP Paper Guide ASSY
  214
- MP Link L/MP Link R
  217
- Front Cover
  218
- Front Cover Release Button/Front Cover Release Button Spring
  220
- Support Flap
  222
- Pull Arm L/Pull Arm R (A4 Model Only)
  223
- Back Cover Upper (Legal Model Only)
  224
- ADF Unit/Hinge ASSY L/Hinge R/Hinge R Support
  225
- ADF Document Output Support Flap
  237
- ADF Document Support
  237
- ADF Cover ASSY
  238
- Gear Cover
  239
- Separation Roller
  241
- ADF Separation Pad Holder (A4 Model Only)
  243
- ADF Separation Pad/Separation Support Film (Legal Model Only)
  245
- ADF Separation Spring Holder (Legal Model Only)
  248
- CIS Spacer
  250
- Second Side CIS Flat Cable/Second Side CIS Unit
  252
- ADF Cover/Document Detection Sensor PCB ASSY/ First Side Document Scanning Position Sensor PCB ASSY/ Second Side Document Scanning Position Sensor PCB ASSY (Duplex Scanning Model Only)
  259
- Document Feed Roller ASSY 2
  264
- Eject Film
  266
- ADF Motor
  268
- Document Cover ASSY
  271
- Control Panel Assy/Document Scanner Unit
  272
- Panel PCB Unit
  274
- Lcd
  277
- Touch Panel ASSY
  278
- NFC PCB ASSY (Model with NFC Only)/Panel Cover ASSY
  279
- First Side CIS Unit/First Side CIS Flat Cable
  280
- Joint Film (A4 Model Only)
  285
- Joint Film2 (Single-Side Scanning Model Only)
  286
- Joint Cover Top
  287
- Modem PCB Assy/Modem Flat Cable
  292
  - Back Cover Upper (A4 Model Only)
    297
  - Wireless LAN PCB
    300
  - Main PCB ASSY
    301
  - Laser Unit Flat Cable/Laser Unit
    303
  - Front Cover Sensor
    307
  - Process Drive Unit/Fuser Drive Gear Z25
    308
  - Main Drive Unit
    314
  - Develop Release Drive Unit
    315
  - Develop Release Sensor PCB ASSY
    316
  - Toner/New Sensor PCB ASSY
    317
  - Fuser Fan
    318
  - Paper Eject ASSY
    319
  - Toner Filter ASSY
    320
  - Paper Eject Origin Sensor
    322
  - Back Cover Sensor ASSY
    323
  - Eject Sensor PCB ASSY
    324
  - Registration Mark Sensor Unit
    325
  - Power Fan
    326
  - Low-Voltage Power Supply PCB Unit
    327
  - MP Paper Empty Actuator a ASSY/MP Paper Empty Actuator B
    330
  - MP Paper Empty/Registration Front Sensor PCB ASSY
    336
  - Paper Feed Unit/Joint Pin
    338
  - Registration Front/Rear Sensor PCB ASSY
    342
  - T1 Paper Feed Sensor PCB ASSY
    343
  - High-Voltage Power Supply PCB ASSY
    346
  - Air Duct Film
    349
  - Blower
    350
Disassembly Procedure (Lt-320Cl/Lt-325Cl)

351
- T2 Paper Tray Unit
  351
- T2 Cover Rear
  352
- T2 Cover Left
  353
- T2 Cover Right
  354
- T2 Relay PCB ASSY
  355
- T2 Paper Feed Frame Unit/T2 Edge Actuator
  356
Chapter 4 Adjustments and Updating of Settings

370
If You Replace the Main Pcb Assy

370
If You Replace the Registration Mark Sensor Unit

376
- Continuous Adjustments of Density and Registration Sensor (Function Code 73)
  376
If You Replace the Low-Voltage Power Supply Pcb Unit

377
- Reset of Irregular Power Supply Detection Counter of Low-Voltage Power Supply PCB (Reset Counters for Parts (Function Code 88))
  377
If You Replace the Process Drive Unit

378
- Motor Reset (Function Code 57)
  378
If You Replace the High-Voltage Power Supply Pcb Assy

379
- Installing the Firmware
  379
  - Checking Firmware Version
    379
- Continuous Adjustments of Density and Registration Sensor
  379
If You Replace the Lcd Panel Assy or Panel Control Pcb Assy

380
If You Replace the Laser Unit

381
- Continuous Adjustments of Density and Registration Sensor (Function Code 73)
  381
- Counter Reset of Laser Unit (Reset Counters for Parts (Function Code 88))
  381
If You Replace the First Side Cis Unit, Document Scanner Unit

382
- Scanning and Printing Check
  382
If You Replace the Adf Unit, Second Side Cis Unit

383
- Acquisition of White Level Data (Function Code 55) (Duplex Scanning Model Only)
  383
If You Replace the Fuser Unit/Pf Kit 1, 2, and Mp

384
- Counter Reset of Fuser Unit or PF Kit 1, 2, and MP (Reset Counters for Parts (Function Code 88))
  384
Chapter 5 Service Functions

385
Maintenance Mode

385

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Brother DCP-L8450CDW Basic User's Manual

Brother DCP-L8450CDW Basic User's Manual (203 pages)

Brand: Brother | Category: All in One Printer | Size: 19.93 MB

Table of Contents

Table of Contents
4
1 General Information

9
- Using the Documentation
  9
  - Symbols and Conventions Used in the Documentation
    9
- Accessing Brother Utilities (Windows )
  10
- Accessing the Advanced User's Guide, and Software and Network User's Guide
  11
  - Viewing Documentation
    11
- How to Access the User's Guides for Advanced Features
  12
- Accessing Brother Support (Windows ® )
  13
- Accessing Brother Support (Macintosh)
  13
- Control Panel Overview
  14
  - Touchscreen LCD
    16
  - Setting the Ready Screen
    20
  - Basic Operations
    20
- Shortcut Settings
  21
  - Adding Copy Shortcuts
    21
  - Adding Scan Shortcuts
    22
  - Adding Web Connect Shortcuts
    24
  - Adding Apps Shortcuts
    25
  - Changing Shortcuts
    25
  - Editing Shortcut Names
    26
  - Deleting Shortcuts
    26
  - Recalling Shortcuts
    26
- Set the Date and Time
  27
- Volume Settings
  27
  - Beeper Volume
    27
2 Loading Paper

28
3 Loading Documents

43
- How to Load Documents
  43
  - Using the Automatic Document Feeder (ADF)
    43
  - Using the Scanner Glass
    44
4 Making Copies

45
- How to Copy
  45
  - Stop Copying
    45
  - Copy Preset Settings
    45
  - Copy Settings and Options
    46
5 Printing from a USB Flash Drive or Digital Camera Supporting Mass Storage

47
- Creating a PRN File for Direct Printing
  47
- Printing Directly from the USB Flash Drive or Digital Camera Supporting Mass Storage
  48
  - Changing the Default Settings for Direct Print
    50
6 How to Print from a Computer

51
- Printing a Document
  51
7 How to Scan to a Computer

52
Routine Maintenance

57
- Replacing Supplies
  57
  - Replacing the Toner Cartridges
    61
    
    Replace Toner
    61
    
    Replacing Toner Cartridges
    62
  - Replacing the Drum Unit
    66
  - Important Note
    70
  - Replacing the Belt Unit
    73
  - Replacing the Waste Toner Box
    78
- Cleaning and Checking the Machine
  85
  - Cleaning the Outside of the Machine
    86
  - Cleaning the Scanner Glass
    87
  - Cleaning the Laser Scanner Windows
    88
  - Cleaning the Corona Wires
    92
  - Cleaning the Drum Unit
    95
  - Cleaning the Paper Pick-Up Rollers
    102
  - Colour Calibration
    103
  - Colour Registration
    104
  - Auto Correction
    104
Troubleshooting

105
- Identifying the Problem
  105
- Error and Maintenance Messages
  106
- Document Jams
  114
  - Document Is Jammed in the Top of the ADF Unit
    114
  - Document Is Jammed under the Document Cover
    114
  - Removing Small Documents Jammed in the ADF
    115
  - Document Is Jammed at the Output Tray
    115
  - Paper Jams
    116
    
    Paper Is Jammed in the Multi-Purpose Tray
    116
    
    Paper Is Jammed in the Paper Tray 1 or Tray 2
    117
    
    Paper Is Jammed at the Back of the Machine
    118
    
    Paper Is Jammed Inside the Machine
    120
    
    Paper Is Jammed Underneath the Paper Tray
    123
  - If You Are Having Difficulty with Your Machine
    125
    
    Paper Handling Difficulties
    126
    
    Copying Difficulties
    127
    
    Scanning Difficulties
    127
    
    Network Difficulties
    128
  - Improving the Print Quality
    130
  - Machine Information
    138
    
    Checking the Serial Number
    138
    
    Checking the Firmware Version
    138
    
    Reset Operations
    138
    
    Factory Reset
    138
    
    How to Reset the Machine
    139
Settings and Features Tables

140
- Using the Settings Tables
  140
- Settings Tables
  141
- Features Tables
  161
- Entering Text
  184
Specifications

185
- General
  185
- Document Size
  188
- Print Media
  189
- Copy
  190
- Scanner
  191
- Printer
  192
- Interfaces
  193
- Network
  194
- Direct Print Feature
  195
- Computer Requirements
  196
- Supplies
  197
- Important Information for the Toner Cartridge Life
  198
- Colour Correction
  199
Index

200

Brother DCP-L8450CDW User Manual

Brother DCP-L8450CDW User Manual (77 pages)

printers

Brand: Brother | Category: All in One Printer | Size: 7.57 MB

Table of Contents

Table of Contents
3
1 General Setup

7
- Memory Storage
  7
- Set Tone or Pulse Dialling Mode
  7
- Automatic Daylight Saving Time
  8
- Set the Time Zone
  8
- Ecology Features
  9
  - Toner Save
    9
  - Sleep Time
    9
  - Deep Sleep Mode
    10
  - Auto Power off (DCP Models Only)
    10
- Quiet Mode Feature
  10
  - Quiet Mode
    10
- Touchscreen
  11
  - Setting the Backlight Brightness
    11
  - Setting the DIM Timer for the Backlight
    11
2 Security Features

12
3 Sending a Fax (MFC Models Only)

22
- Additional Sending Options
  22
- Additional Sending Operations
  25
  - Sending a Fax Manually
    25
  - Dual Access
    25
  - Broadcasting
    26
  - Cancelling a Broadcast in Progress
    27
  - Real Time Transmission
    28
  - Overseas Mode
    28
  - Delayed Fax
    29
  - Delayed Batch Transmission
    29
  - Checking and Cancelling Waiting Jobs
    30
  - Setting Your Changes as the New Default
    30
  - Restoring All Fax Settings to the Factory Settings
    31
  - Saving Fax Options as a Shortcut
    31
  - Electronic Cover Page
    32
  - Destination Display
    34
4 Receiving a Fax (MFC Models Only)

35
- Memory Receive Options
  35
  - Fax Forwarding
    35
  - Fax Storage
    36
  - Changing Memory Receive Options
    36
  - Turning off Memory Receive Options
    37
- Remote Retrieval
  38
- Additional Receiving Operations
  41
5 Dialling and Storing Numbers (MFC Models Only)

43
- Additional Dialling Operations
  43
  - Combining Address Book Numbers
    43
- Additional Ways to Store Numbers
  44
  - Storing Address Book Numbers from Outgoing Calls
    44
  - Setting up Groups for Broadcasting
    44
    
    (MFC Models Only)
    47
- Printing Reports
  
  47
  - Transmission Verification Report
    47
  - Fax Journal (Activity Report)
    47
  - Reports
    48
    
    How to Print a Report
    48
- 7 Making Copies
  
  49
  - Copy Settings
    49
    
    Stop Copying
    49
    
    Improving Copy Quality
    49
    
    Enlarging or Reducing Copies
    50
    
    2-Sided Copying
    51
    
    Tray Selection
    53
    
    Adjusting Density and Contrast
    53
    
    Sorting Copies
    54
    
    Making N in 1 Copies
    55
    
    In 1 ID Copy
    57
    
    Adjusting the Colour Saturation
    58
    
    Making 2-Sided N in 1 Copies (MFC-L8650CDW, MFC-L8850CDW, MFC-L9550CDW and DCP-L8450CDW)
    58
    
    Removing Background Colour
    59
    
    Saving Copy Options as a Shortcut
    60
    
    Saving Paper
    60
A Routine Maintenance

61
- Checking the Machine
  61
B Options

66
- Options
  66
  - Lt-320Cl
    66
  - MFC-L8650CDW and MFC-L8850CDW
    66
  - (For MFC-L9550CDW (LT-325CL))
    67
  - Memory Board
    67
    
    SO-DIMM Types
    67
    
    Installing Extra Memory
    68

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Brother DCP-L8450CDW Web Connect Manual

Brother DCP-L8450CDW Web Connect Manual (58 pages)

Brand: Brother | Category: Printer | Size: 0.85 MB

Table of Contents

Brother DCP-L8450CDW Product Safety Manual

Brother DCP-L8450CDW Product Safety Manual (28 pages)

HL-L8250CDN; HL-L8350CDW; HL-L9200CDW; HL-L9200CDWT; DCP-L8400CDN; HL-L8450CDW; MFC-L8600CDW; MFC-L8650CDW; MFC-L8850CDW; MFC-L9550CDW

Brand: Brother | Category: Printer | Size: 1.41 MB

Table of Contents

Brother DCP-L8450CDW Quick Start Manual

Brother DCP-L8450CDW Quick Start Manual (7 pages)

How to Replace the Drum Unit

Brand: Brother | Category: All in One Printer | Size: 5.47 MB

Brother DCP-L8450CDW Quick Setup Manual

Brother DCP-L8450CDW Quick Setup Manual (2 pages)

Brand: Brother | Category: Laser printer | Size: 2.42 MB

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