Brother HL-720 Manuals

Manuals and User Guides for Brother HL-720. We have 4 Brother HL-720 manuals available for free PDF download: Service Manual, User Manual, Operation Manual

Brother HL-720 Service Manual (215 pages)

Brand: Brother | Category: Printer | Size: 3.74 MB

Table of Contents

4
- Chapter I Features and Specifications
  3
  - Table of Contents
    4
- Features
  7
- System Requirements
  7
  - Printing
    10
  - Functions
    11
  - Electrical and Mechanical
    12
  - Paper Specification
    13
  - Print Delivery
    13
  - Paper
    13
  - Effective Printing Area
    14
  - Laser Safety (110 - 120V Model Only
    16
  - CDRH Regulations (110 -120V Model Only
    16
  - Caution for Laser Product
    17
- Chapter II Theory of Operation
  18
- Electronics
  18
  - General Block Diagram
    18
  - Main PCB Block Diagram
    20
  - Main PCB
    22
    
    CPU Core
    22
    
    Asic
    24
    
    Dram
    30
    
    Rom
    30
    
    Optional RAM
    32
    
    Eeprom
    33
    
    Optional Serial I/O
    33
    
    Reset Circuit
    34
    
    CDCC I/O
    35
    
    Engine I/O
    36
    
    Paper Feed Motor Drive Circuit
    38
  - Panel Sensor PCB
    39
  - Power Supply
    40
- Mechanics
  41
  - Overview of Printing Mechanism
    41
  - Paper Transfer
    42
    
    Paper Registration
    42
    
    Paper Supply
    42
    
    Paper Eject
    43
  - Sensors
    44
    
    Cover Sensor
    44
    
    Toner Empty Sensor
    44
  - Drum Unit
    45
    
    Cleaner Roller
    45
    
    Developer Roller
    45
    
    Erase Lamp
    45
    
    Photosensitive Drum
    45
    
    Primary Charger
    45
    
    Transfer Roller
    45
  - Print Process
    45
    
    Charging
    45
    
    Exposure Stage
    46
    
    Developing
    47
    
    Transfer
    47
    
    Drum Cleaning Stage
    48
  - Drum Unit
    50
  - Top Cover
    51
  - Multi-Purpose Paper Tray Assy
    52
  - Fixing Unit
    53
  - Scanner Unit
    55
  - Main PCB Assy
    55
  - Base Plate Assy
    56
  - Panel Sensor PCB Assy
    56
  - Low-Voltage Power Supply PCB Assy
    57
  - High-Voltage Power Supply PCB Assy
    57
  - Fan Motor
    58
  - Drive Unit
    58
  - Main Motor Assy and Motor Heat Sink
    59
  - Gears and Solenoid
    59
  - Tray Extension
    60
  - Paper Eject Tray Assy
    60
- Chapter IV Troubleshooting
  62
- Introduction
  62
  - Initial Check
    62
  - Basic Procedure
    63
- Image Defects
  64
  - Image Defect Examples
    64
  - Troubleshooting Image Defects
    65
- Troubleshooting of Malfunctions
  73
- Inspection Mode
  78
Table of Contents

95
- Features
  98
- Specifications
  100
  - Printing
    101
  - Electrical and Mechanical
    101
- Chapter II Theory of Operation
  102
- Electronics
  102
  - General Block Diagram
    102
  - Main PCB Block Diagram
    103
  - Main PCB
    104
    
    CPU Core
    104
    
    Asic
    105
    
    Rom
    108
    
    Dram
    109
    
    Optional RAM
    110
    
    Eeprom
    111
    
    Optional Serial I/O
    111
    
    CDCC I/O
    112
    
    Reset Circuit
    112
- Chapter III Disassembly and Reassembly
  115
- Safety Precautions
  115
- Disassembling Procedure
  117
  - Drum Unit
    117
  - Top Cover
    117
  - Multi-Purpose Paper Tray Assy
    118
  - Fixing Unit
    119
  - Scanner Unit
    121
  - Main PCB Assy
    121
  - Base Plate Assy
    122
  - Panel Sensor PCB Assy
    122
  - Low-Voltage Power Supply PCB Assy
    123
  - High-Voltage Power Supply PCB Assy
    123
  - Fan Motor
    124
  - Drive Unit
    124
  - Main Motor Assy and Motor Heat Sink
    125
  - Gears and Solenoid
    125
  - Tray Extension
    126
  - Paper Eject Tray Assy
    126
  - Core
    127
- Packing
  128
- Chapter IV Troubleshooting
  129
- Inspection Mode
  129
  - Error Codes
    131
- Connection Diagram
  132
- Main PCB Circuit Diagram (1/3
  133
- Main PCB Circuit Diagram (2/3
  134
- Main PCB Circuit Diagram (3/3
  135
- Low-Voltage Power Supply PCB Circuit Diagram 230V
  136
- Low-Voltage Power Supply PCB Circuit Diagram 115V
  137
  - Shipment of the Printer
    139
  - Compilation and Publication Notice
    141
  - To Use the Printer Safely
    142
Table of Contents

143
- Regulations
  145
- Chapter 1 Introduction
  
  150
  - About the Guidebooks
    150
    
    Finding out How to Use the Printer
    150
  - About Your Printer
    151
    
    Printer Overview
    151
    
    Features
    152
    
    System Requirements in Brother Printing Solution for Windows
    152
  - Operating and Storage Environment
    155
    
    Environment
    155
    
    Power Supply
    155
- Chapter 2 Paper Handling
  
  157
  - Paper Specifications
    157
  - Multi-Purpose Sheet Feeder
    160
    
    Loading Paper into the Feeder
    161
    
    Two Side Printing (Manual Duplexing)
    163
  - Manual Feed Slot
    164
  - Output Tray and Paper Support Wire
    166
- Chapter 3 Control Panel
  
  167
  - Lamps and Switch
    167
    
    Ready (Paper) Lamp
    167
    
    Alarm Lamp
    168
    
    Data (Toner) Lamp
    168
    
    Drum Lamp
    168
    
    Other Control Features
    169
    
    Sleep Mode
    169
    
    Switch
    169
    
    Test Print Mode
    170
- Chapter 4 Options
  
  171
  - SERIAL INTERFACE BOARD RS100M (for HL-730 / 730Plus Series Only)
    171
    
    Selecting the RS-422A (Apple) or RS-232C (IBM) Serial Interface
    171
    
    Setting the Serial Interface Parameters
    172
    
    Connecting the Serial Interface Cable
    174
  - Memory Board
    176
- Chapter 5 Maintenance
  
  177
  - Replacing the Toner Cartridge
    177
  - Replacing the Drum Unit
    182
  - Adjusting the Print Density
    186
  - Cleaning the Printer
    187
    
    Cleaning the Printer Exterior
    187
    
    Cleaning the Printer Interior and Drum Unit
    188
  - Re-Packing the Printer
    191
- Chapter 6 Troubleshooting
  
  193
  - Alarm Indications at a Glance
    193
    
    Operator Calls
    193
    
    Service Calls
    196
  - Paper Jams
    197
  - Q & a
    200
    
    Setting up the Printer for Windows
    200
    
    Setting up the Printer Hardware
    200
    
    Setting up the Printer for DOS (for HL-730/730Plus Series Only)
    201
    
    (For HL-730/730Plus Series Only)
    202
    
    Paper Handling
    202
    
    Setting up the Printer for Apple Macintosh Computers
    202
    
    Printing
    203
    
    Print Quality
    204
- Appendix A Printer Specifications
  
  207
  - Printing
    207
  - Functions
    208
  - Electrical and Mechanical
    209
  - Parallel Interface Specifications
    210
  - RESIDENT FONTS (for HL-730 / 730Plus Series Only
    212

Brother HL-720 Service Manual (154 pages)

Service Manual

Brand: Brother | Category: Printer | Size: 3.21 MB

Table of Contents

4
- Chapter I Features and Specifications
  
  3
  - Table of Contents
    4
  - Features
    7
    
    Printing
    7
    
    Electrical and Mechanical
    12
    
    Paper
    13
    
    Paper Specification
    13
    
    Print Delivery
    13
    
    Effective Printing Area
    14
    
    CDRH Regulations (110 -120V Model Only
    16
    
    Laser Safety (110 - 120V Model Only
    16
    
    Caution for Laser Product
    17
- Chapter II Theory of Operation
  
  18
  - Electronics
    18
    
    General Block Diagram
    18
    
    Main PCB Block Diagram
    20
    
    CPU Core
    22
    
    Main PCB
    22
    
    Asic
    24
    
    Dram
    30
    
    Rom
    30
    
    Optional RAM
    32
    
    Eeprom
    33
    
    Optional Serial I/O
    33
    
    Reset Circuit
    34
    
    CDCC I/O
    35
    
    Engine I/O
    36
    
    Paper Feed Motor Drive Circuit
    38
    
    Panel Sensor PCB
    39
    
    Power Supply
    40
  - Mechanics
    41
    
    Overview of Printing Mechanism
    41
    
    Paper Registration
    42
    
    Paper Supply
    42
    
    Paper Transfer
    42
    
    Paper Eject
    43
    
    Cover Sensor
    44
    
    Sensors
    44
    
    Toner Empty Sensor
    44
    
    Charging
    45
    
    Cleaner Roller
    45
    
    Developer Roller
    45
    
    Drum Unit
    45
    
    Erase Lamp
    45
    
    Photosensitive Drum
    45
    
    Primary Charger
    45
    
    Print Process
    45
    
    Transfer Roller
    45
    
    Exposure Stage
    46
    
    Developing
    47
    
    Transfer
    47
    
    Drum Cleaning Stage
    48
    
    Erasing Stage
    48
    
    Drum Unit
    50
    
    Top Cover
    51
    
    Multi-Purpose Paper Tray Assy
    52
    
    Fixing Unit
    53
    
    Main PCB Assy
    55
    
    Scanner Unit
    55
    
    Base Plate Assy
    56
    
    Panel Sensor PCB Assy
    56
    
    High-Voltage Power Supply PCB Assy
    57
    
    Low-Voltage Power Supply PCB Assy
    57
    
    Drive Unit
    58
    
    Fan Motor
    58
    
    Gears and Solenoid
    59
    
    Main Motor Assy and Motor Heat Sink
    59
    
    Paper Eject Tray Assy
    60
    
    Tray Extension
    60
- Chapter IV Troubleshooting
  
  62
  - Introduction
    62
    
    Initial Check
    62
    
    Basic Procedure
    63
  - Image Defects
    64
    
    Image Defect Examples
    64
    
    Troubleshooting Image Defects
    65
  - Troubleshooting of Malfunctions
    73
  - Inspection Mode
    78
    
    Incorporated Inspection Modes
    78
    
    Error Codes
    80
    
    Connection Diagram
    81
    
    Connection Diagram, HL-730/730Plus
    82
    
    A. Main PCB Circuit Diagram (1/2), HL-720
    83
    
    B. Main PCB Circuit Diagram (2/2), HL-720
    84
    
    High-Voltage Power Supply PCB Circuit Diagram
    90
    
    Serial No. Descriptions
    91
    
    Service Manual
    93
Table of Contents

96
- 3A. Main PCB Circuit Diagram (1/2
  98
- Panel/Sensor PCB Circuit Diagram
  98
- Features
  99
- Specifications
  101
  - Functions
    101
  - Printing
    101
  - Electrical and Mechanical
    102
- Chapter II Theory of Operation
  
  103
  - Electronics
    103
    
    General Block Diagram
    103
    
    Main PCB Block Diagram
    104
    
    CPU Core
    105
    
    Main PCB
    105
    
    Asic
    106
    
    Rom
    109
    
    Dram
    110
    
    Optional RAM
    111
    
    Eeprom
    112
    
    Optional Serial I/O
    112
    
    CDCC I/O
    113
    
    Reset Circuit
    113
- Chapter III Disassembly and Reassembly
  
  116
  - Safety Precautions
    116
  - Disassembling Procedure
    118
    
    Drum Unit
    118
    
    Top Cover
    118
    
    Multi-Purpose Paper Tray Assy
    119
    
    Fixing Unit
    120
    
    Main PCB Assy
    122
    
    Scanner Unit
    122
    
    Base Plate Assy
    123
    
    Panel Sensor PCB Assy
    123
    
    High-Voltage Power Supply PCB Assy
    124
    
    Low-Voltage Power Supply PCB Assy
    124
    
    Drive Unit
    125
    
    Fan Motor
    125
    
    Gears and Solenoid
    126
    
    Main Motor Assy and Motor Heat Sink
    126
    
    Paper Eject Tray Assy
    127
    
    Tray Extension
    127
    
    Core
    128
  - Packing
    129
- Chapter IV Troubleshooting
  
  130
  - Inspection Mode
    130
    
    Error Codes
    132
  - Connection Diagram
    133
  - Main PCB Circuit Diagram (2/3
    134
  - Main PCB Circuit Diagram (3/3
    134
  - Low-Voltage Power Supply PCB Circuit Diagram 230V
    137
  - Low-Voltage Power Supply PCB Circuit Diagram 115V
    138
  - Parts Reference List
    139
Table of Contents

141
- Pcb Silk-Screen Printing Drawing
  142
- General Drawing
  143
- Power Cords & Packing Drawing
  144
- Frame / Drive
  145
- Scanner
  145
- Fixing Unit
  146
- Paper Tray
  146
- Cabinet
  147
- Main Pcb
  148
- Panel / Sensor Pcb
  148
- High-Voltage Power Supply Unit
  149
- Low-Voltage Power Supply Unit
  149
- 10. Power Cords
  150
- 11. Packing
  151
- Documents
  152
- 13 . Adjusting Tool Kit
  154

Brother HL-720 User Manual (78 pages)

Laser Printer

Brand: Brother | Category: Printer | Size: 0.82 MB

Shipment of the Printer
2
Compilation and Publication Notice
4
To Use the Printer Safely
5
Table of Contents
6
Regulations

8
Chapter 1 Introduction

13
- About the Guidebooks
  13
  - Finding out How to Use the Printer
    13
  - Index
    13
- About Your Printer
  14
  - Printer Overview
    14
  - System Requirements
    15
  - Features
    15
- Operating and Storage Environment
  18
  - Power Supply
    18
  - Environment
    18
Chapter 2 Paper Handling

20
Chapter 3 Control Panel

30
- Lamps and Switch
  30
  - Ready (Paper) Lamp
    30
  - Data (Toner) Lamp
    31
  - Drum Lamp
    31
  - Alarm Lamp
    31
  - Switch
    32
  - Other Control Features
    32
    
    Sleep Mode
    32
    
    Test Print Mode
    33
Chapter 4 Options

34
- SERIAL INTERFACE BOARD RS100M (for HL-730 / 730Plus Series Only)
  34
- Memory Board
  39
Chapter 5 Maintenance

40
Chapter 6 Troubleshooting

56
- Alarm Indications at a Glance
  56
  - Operator Calls
    56
  - Service Calls
    59
- Paper Jams
  60
- Q & a
  63
Appendix A

70

Brother HL-720 Operation Manual (25 pages)

Brother HL-720: Supplementary Guide

Brand: Brother | Category: Software | Size: 0.19 MB

Table of Contents
2
Chapter 1 General

3
- About the Manual
  3
- Specifications
  3
- Trademarks
  3
Chapter 2 About Automatic E-Mail Printing

4
- Key Features
  4
- Case Study
  5
Chapter 3 Install Automatic E-Mail Printing

7
- Install with the Supplied Disk
  7
- Install with the File Downloaded from Brother Home Page
  10
Chapter 4 Delete Automatic E-Mail Printing

11
Chapter 5 Using Automatic E-Mail Printing

12
- After Installation Is Completed
  12
- User Registration
  12
- Main Window
  13
- Properties
  14
- Server
  15
- Check
  16
- Page Setup
  17
- Print
  18
- Filter
  19
- Connection
  21
- Others
  22
- Default
  23
- Change User Settings
  23
- Add New User
  24
Chapter 6 Troubleshooting

25
- Unable to Print Mail
  25
- About System Requirement
  25

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Brother HL-720 Service Manual (215 pages)

Table of Contents

Table of Contents

Table of Contents

Table of Contents

Chapter 1 Introduction

Chapter 2 Paper Handling

Chapter 3 Control Panel

Chapter 4 Options

Chapter 5 Maintenance

Chapter 6 Troubleshooting

Appendix A Printer Specifications

Brother HL-720 Service Manual (154 pages)

Table of Contents

Table of Contents

Chapter I Features and Specifications

Chapter II Theory of Operation

Chapter IV Troubleshooting

Table of Contents

Chapter II Theory of Operation

Chapter III Disassembly and Reassembly

Chapter IV Troubleshooting

Table of Contents

Brother HL-720 User Manual (78 pages)

Table of Contents

Regulations

Chapter 1 Introduction

Chapter 2 Paper Handling

Chapter 3 Control Panel

Chapter 4 Options

Chapter 5 Maintenance

Chapter 6 Troubleshooting

Appendix A

Brother HL-720 Operation Manual (25 pages)

Table of Contents

Chapter 1 General

Chapter 2 About Automatic E-Mail Printing

Chapter 3 Install Automatic E-Mail Printing

Chapter 4 Delete Automatic E-Mail Printing

Chapter 5 Using Automatic E-Mail Printing

Chapter 6 Troubleshooting

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