Brother MFC-L6750DW Manuals

Manuals and User Guides for Brother MFC-L6750DW. We have 7 Brother MFC-L6750DW manuals available for free PDF download: Online User's Manual, Service Manual, User Manual, Web Connect Manual, How To Replace Drum Unit, How To Replace, Quick Setup Manual

Brother MFC-L6750DW Online User's Manual

Brother MFC-L6750DW Online User's Manual (703 pages)

Brand: Brother | Category: All in One Printer | Size: 18.64 MB

Table of Contents

Table of Contents
2
Before You Use Your Brother Machine

8
- Applicable Models
  9
- Definitions of Notes
  10
- Notice - Disclaimer of Warranties (USA and Canada)
  11
- Trademarks
  12
- Important Note
  13
Introduction to Your Brother Machine

14
Paper Handling

29
Print

57
Scan

98
Copy

210
- Copy a Document
  211
  - Quick Copy
    212
  - Sided Copy
    212
- Enlarge or Reduce Copied Images
  213
- Make N in 1 Copies Using the Page Layout Feature
  214
- Sort Copies
  216
- Copy an ID Card
  217
- Copy on both Sides of the Paper (2-Sided Copy)
  218
- Copy Options
  220
Fax

222
- Send a Fax
  223
  - Send a Fax
    224
  - Send a 2-Sided Fax from the ADF
    226
  - Send a Fax Manually
    227
  - Send a Fax at the End of a Conversation
    228
  - Send the same Fax to more than One Recipient (Broadcasting)
    229
  - Send a Fax in Real Time
    231
  - Send a Fax at a Specified Time (Delayed Fax)
    232
  - Add a Cover Page to Your Fax
    233
  - Cancel a Fax in Progress
    236
  - Check and Cancel a Pending Fax
    237
  - Fax Options
    238
- Receive a Fax
  239
  - Receive Mode Settings
    240
  - Choose the Correct Receive Mode
    242
  - Memory Receive (Remote Fax) Options
    250
  - Windows Only
    257
  - Remote Fax Retrieval
    258
- Voice Operations and Fax Numbers
  264
  - Voice Operations
    265
  - Special Line Considerations
    268
  - Store Fax Numbers
    273
  - Set up Groups for Broadcasting
    277
  - Delete a Group
    279
  - Dial Access Codes and Credit Card Numbers
    281
- Telephone Services and External Devices
  282
  - Voice Mail
    283
  - Distinctive Ring
    284
  - External TAD (Telephone Answering Device)
    288
  - External and Extension Telephones
    291
  - Operation from External and Extension Telephones
    293
  - Multi-Line Connections (PBX)
    297
- Fax Reports
  298
  - Print a Transmission Verification Report
    299
  - Print a Fax Journal
    300
- Pc-Fax
  301
  - PC-FAX for Windows
    302
  - PC-FAX for Macintosh
    325
Print Data Directly from a USB Flash Drive

328
- Compatible USB Flash Drives
  329
- Print Data Directly from a USB Flash Drive or Digital Camera Supporting Mass Storage
  330
  - Paper Type
    330
  - Paper Size
    330
  - Multiple Page
    330
  - Print Quality
    331
- Create a PRN File for Direct Printing (Windows ® )
  332
Network

333
Security

407
- Lock the Machine Settings
  408
  - About Using Setting Lock
    409
- Network Security Features
  413
Mobile/Web Connect

499
- Use Web Services from Your Brother Machine
  500
- Use Brother Web Services
  501
- Print with Google Cloud Print
  503
- Print with Airprint
  504
- Print with Mopria
  505
- Print and Scan from a Mobile Device
  506
- Print and Scan Using Near-Field Communication (NFC)
  507
Controlcenter

508
- Controlcenter4 (Windows ® )
  509
- Controlcenter2 (Macintosh)
  518
  - Scan Using Controlcenter2 (Macintosh)
    519
  - Set up the Brother Machine Using Controlcenter2 (Macintosh)
    520
Troubleshooting

522
Routine Maintenance

575
- Replace Supplies
  576
  - Replace the Toner Cartridge
    578
  - Replace the Drum Unit
    581
  - Reset the Drum Counter
    584
- Clean the Machine
  585
  - Clean the Scanner
    587
  - Clean the Touchscreen LCD
    588
  - Clean the Corona Wire
    589
  - Clean the Drum Unit
    591
  - Clean the Paper Pick-Up Rollers
    594
- Check the Remaining Life of Parts
  596
- Pack and Ship Your Machine
  597
  - Pack the Machine and the Toner Cartridge Together
    598
  - Pack the Machine and the Toner Cartridge Separately
    600
Machine Settings

603
- Change Machine Settings from the Control Panel
  604
  - In the Event of Power Failure (Memory Storage)
    605
  - General Settings
    606
    
    Set the Date and Time
    612
    
    Set the Time Zone
    613
    
    Set Your Station ID
    616
  - Save Your Favorite Settings as a Shortcut
    623
  - Print Reports
    626
  - Print a Report
    628
  - Settings and Features Tables
    629
  - Features Tables
    639
- Change Machine Settings from Your Computer
  647
  - Change Machine Settings Using Web Based Management
    648
  - Change the Machine Settings Using Remote Setup
    653
Appendix

665
- Specifications
  666
  - Print Media Specifications
    667
  - Fax Specifications
    668
  - Copy Specification
    669
  - Scanner Specifications
    669
  - Printer Specifications
    670
  - Supported Protocols and Security Features
    670
- How to Enter Text on Your Brother Machine
  673
- Supplies
  674
- Accessories
  675
Glossary

676
- Address Book
  684
- Address Book List
  684
- Auto Reduction
  685
- Automatic Redial
  685
- Backup Print
  685
- Beeper Volume
  685
- Coding Method
  687
- Delayed Fax
  688
- Digital Signature
  688
- Dns Client
  689
- Dns Server
  689
- Driver Deployment Wizard
  689
- Dual Access
  689
- Easy Receive
  689
- Extension Telephone
  690
- Fax Forwarding
  690
- Fax Journal
  690
- Fax Storage
  690
- Gray Scale
  691
- Infrastructure Mode
  692
- Internet Fax
  692
- Journal Period
  693
- Mac Address
  693
- Manual Fax
  693
- Network Configuration Report
  694
- Network Key
  694
- Network Shared Printing
  695
- Node Name
  695
- Out of Paper Reception
  695
- Overseas Mode
  695
- Real Time Transmission
  697
- Remote Setup
  697
- Ring Delay
  697
- Ring Volume
  697
- Smtp Client
  698
- Status Monitor
  699
- Subnet Mask
  699
- Transmission Verification Report
  700
- User Settings List
  701
- Wins Server
  702

Brother MFC-L6750DW Service Manual

Brother MFC-L6750DW Service Manual (408 pages)

Brand: Brother | Category: All in One Printer | Size: 30.81 MB

Table of Contents

Service Manual
1
Open Source Licensing Remarks
3
Other Information
3
Table of Contents
4
Safety Information

11
- Additional Information
  17
Chapter 1 Supplemental Specifications

19
General

19
Network Connectivity

27
Service Information

28
Supplies

30
Media Specifications

33
Fax (Only for the Models with Fax Function)

33
Copy

34
Scanner

35
Chapter 2 Error Indications & Troubleshooting

36
Introduction

36
- Precautions
  36
- Checks before Commencing Troubleshooting
  37
  - Operating Environment
    37
  - Power Supply
    37
  - Consumable Parts
    37
Overview

39
- Cross-Section Drawing
  39
  - Printer Part
    39
  - Scanner Part
    40
- Paper Feeding
  41
  - Printer Part
    41
  - Scanner Part
    42
- Operation of each Part
  43
- Block Diagram
  45
- Main Components
  46
Error Indications

47
- Error Codes
  48
- Error Messages
  57
- Communication Errors
  69
Troubleshooting

73
- Error Cause and Remedy
  73
- Troubleshooting for Paper Feeding Problems
  117
  - No Paper Is Fed from Machine Paper Tray
    117
  - No Paper Is Fed from LT
    118
  - No Paper Is Fed from TT
    119
  - No Paper Is Fed from MP Tray
    120
  - Multiple Sheets of Paper Are Fed
    121
  - Paper Becomes Wrinkled
    121
  - Paper Is Fed at an Angle
    122
  - Paper Is Curled
    123
  - Duplex Printing Is Not Possible
    123
  - Paper Jam
    125
- Troubleshooting for Image Defects
  130
  - Image Defect Examples
    130
  - Troubleshooting According to Image Defect
    131
    
    Poor Fixing
    133
    
    Image Distortion
    134
    
    Faint Print
    137
    
    White Spots
    138
    
    Horizontal Lines
    141
- Troubleshooting for Software Problems
  143
  - Cannot Receive Data
    143
- Troubleshooting for Network Problems
  144
  - Cannot Print Via Network Connection
    144
  - Cannot Connect to Access Point
    144
- Troubleshooting for Control Panel Problems
  144
  - Nothing Is Displayed on the LCD
    144
  - Nothing Is Displayed on the LED
    145
  - Control Panel Is Inoperable
    145
- Troubleshooting for Toner and Drum Problems
  146
- Troubleshooting for Fuser Unit Problems
  148
  - Fuser Unit Failure
    148
- Troubleshooting for Laser Unit Problems
  148
  - Laser Unit Failure
    148
- Troubleshooting for PCB Problems
  149
  - Main PCB Failure
    149
  - Memory Full
    149
- Troubleshooting for Document Feeding Problems
  150
  - No Document Is Fed
    150
  - Multiple Documents Are Fed
    150
  - Document Jam
    150
  - Document Becomes Wrinkled
    151
  - Document Size Is Not Detected Correctly
    152
- Troubleshooting for Image Defects
  153
  - Defect Examples
    153
  - Troubleshooting According to Image Defect
    153
- Troubleshooting for Fax Problems
  157
  - Fax Cannot be Sent
    157
  - Fax Cannot be Received
    158
  - Communication Error Occurs
    158
- Troubleshooting for Other Problems
  159
  - Cannot Print
    159
  - Cannot Update Firmware
    159
  - USB Direct Interface Errors
    159
  - Paper Low" Message Does Not Disappear
    160
Chapter 3 Disassembly/Reassembly

161
Safety Precautions

161
Packing

162
Screw Catalogue

163
Screw Torque List

164
Lubrication

167
Overview of Gears

169
Harness Routing

171
Disassembly Flow Chart

184
- Machine
  184
Disassembly Procedure

187
- Preparation
  187
- Paper Tray
  188
- Back Cover / Outer Chute
  190
- Fuser Cover
  191
- Fuser Unit
  192
- MP Cover ASSY
  195
- Front Cover ASSY
  197
- Side Cover L
  198
- Side Cover R
  199
- Adf/Document Scanner Unit
  200
- ADF Unit
  203
- Panel Unit
  216
- USB Host PCB ASSY
  224
- First Side CIS Unit, First Side CIS Flat Cable
  225
- Joint Cover ASSY
  232
- Modem PCB ASSY (Models with FAX Only)
  234
- Stack Sensor PCB ASSY (Models with USB Host on the Rear Side Only)
  236
- Main PCB ASSY / Wireless LAN PCB (Wireless LAN Models Only)
  237
- External Temperature/Humidity Sensor
  239
- Laser Unit
  240
- PF Roller Holder ASSY
  242
- Low-Voltage Power Supply PCB ASSY
  243
- Toner Amount Detection Sensor PCB ASSY (Light Emission)
  246
- Main Fan
  248
- Filter
  250
- Relay Front PCB ASSY
  251
- Registration Clutch / T1 Pickup Clutch
  252
- Main Frame L ASSY
  253
- Paper Feed Motor
  256
- Develop Joint Gear 37 / Develop Joint
  258
- Toner Amount Detection Sensor PCB ASSY (Light Reception)
  259
- MP Solenoid
  260
- Develop Clutch 51R
  261
- Internal Temperature Sensor
  262
- Fuser Drive Gear 39
  263
- Eject Motor
  265
- Back Cover/Duplex Tray Sensor
  266
- LT/TT Connector
  267
- High-Voltage Power Supply PCB ASSY
  268
- Eject Sensor PCB ASSY
  271
- MP Roller Holder ASSY / MP Separation Pad ASSY / MP Separation Pad Spring
  272
- T1 Paper Feed Sensor PCB ASSY / T1 Paper Feed Actuator / T1 Paper Feed Actuator Spring
  273
- MP Paper Empty Sensor PCB ASSY / MP Paper Empty Actuator 1 / MP Paper Empty Actuator 2
  275
- Paper Empty Sensor PCB ASSY (Models with USB Host on the Rear Side Only)
  278
- Registration Front/Rear Sensor PCB ASSY
  279
Disassembly Procedure (Lt Unit)

282
- Paper Tray
  282
- LT Roller Holder ASSY
  284
- LT Side Cover L
  285
- LT Side Cover R
  286
- LT Front Cover ASSY
  287
- LT Control PCB ASSY
  288
- LT Pickup Clutch
  289
- LT Release Clutch
  290
- LT Connector ASSY / LT Connector Upper
  293
- LT Paper Feed Sensor PCB ASSY
  294
- LT Paper Empty Sensor PCB ASSY
  297
Chapter 4 Adjusting and Updating Settings as Required after Parts Replacement

298
If You Replace the Main Pcb Assy

298
If You Replace the Low-Voltage Power Supply Pcb Assy

305
- Resetting Irregular Power Supply Counter of the Low-Voltage Power Supply PCB (Function Code: 88)
  305
If You Replace the Laser Unit

306
- Entering Adjusted Value of Laser Unit
  307
- Resetting Printed Pages Counter of the Laser Unit
  307
If You Replace the Lcd Panel Assy or Panel Pcb

308
- Adjusting Touch Panel (Function Code: 61)
  308
- Checking LCD Operation (Function Code: 12)
  308
If You Replace the Adf Unit, First Side Cis Unit, Second Side Cis Unit or Document Scanner Unit

309
- Acquiring White Level Data (Function Code: 55)
  309
- Scanning and Printing Check
  309
If You Replace the Fuser Unit

310
- Resetting Printed Pages Counter of the Fuser Unit
  310
If You Replace a Pf Kit

311
- Resetting Printed Pages Counter of a PF Kit
  311
If You Replace the Tt / Lt

312
- Installing Firmware (Main Firmware)
  313
  - Checking Firmware Version
    313
  - Installing Firmware
    314
- Adjusting Left-End and Upper-End Print Position (TT Only)
  315
Chapter 5 Service Functions

316
Maintenance Mode

316
Other Service Functions

376
- Print Communication Error List
  376
- Reset the Drum Unit Counter
  376
Chapter 6 Wiring Diagram

377
- Wiring Diagram
  377
Chapter 7 Periodical Maintenance

380
Safety Precautions

380
Periodical Replacement Parts

381
- Preparation
  381
- Fuser Unit
  382
- Laser Unit
  386
- PF Kit MP
  396
- PF Kit 1
  397
- PF Kit 2/3/4/5
  399
Appendix 1 Serial Numbering System

401
Appendix 2 Deleting User Setting Information

402
Appendix 3 Installing the Maintenance Printer Driver

403

Brother MFC-L6750DW User Manual

Brother MFC-L6750DW User Manual (78 pages)

Brand: Brother | Category: All in One Printer | Size: 4.38 MB

Table of Contents

Brother Numbers
3
For Customer Service
3
Ordering Accessories and Supplies
4
Order Information
5
Compilation and Publication Notice
11
Table of Contents
12
General Information

14
Paper Handling

21
Print

27
- Print from Your Computer
  27
Copy

31
- Copy a Document
  31
- Copy Settings
  33
Scan

38
- Scan from Your Computer (Windows ® )
  38
  - Controlcenter4 Advanced Mode (Windows )
    38
- Scan Using the Scan Button on Your Brother Machine
  39
  - Scan Using the Scan Button on the Machine
    39
    
    Scan Settings
    40
    
    File Type
    40
Fax

41
Troubleshooting

53
- Identify the Problem
  53
- Error and Maintenance Messages
  54
- Size Mismatch
  59
- Fax and Telephone Problems
  60
  - Troubleshooting for Other Fax Problems
    61
- Print or Scan Problems
  63
- Document and Paper Jams
  65
Appendix

73
- How to Enter Text on Your Brother Machine
  73
- Supplies
  75
Index

76

Brother MFC-L6750DW Web Connect Manual

Brother MFC-L6750DW Web Connect Manual (60 pages)

Brand: Brother | Category: All in One Printer | Size: 0.66 MB

Table of Contents

Brother MFC-L6750DW How To Replace Drum Unit

Brother MFC-L6750DW How To Replace Drum Unit (11 pages)

Brand: Brother | Category: Printer | Size: 3.71 MB

Brother MFC-L6750DW How To Replace

Brother MFC-L6750DW How To Replace (3 pages)

How to replace or install the drum unit

Brand: Brother | Category: Printer | Size: 0.22 MB

Brother MFC-L6750DW Quick Setup Manual

Brother MFC-L6750DW Quick Setup Manual (2 pages)

Brand: Brother | Category: All in One Printer | Size: 3.37 MB

Related Products

Brother Categories

All in One Printer

All in One Printer

Printer

Printer Label Maker Fax Machine

More Brother Manuals