Brother HL-5350DNLT Manuals

Manuals and User Guides for Brother HL-5350DNLT. We have 1 Brother HL-5350DNLT manual available for free PDF download: Service Manual

Brother HL-5350DNLT Service Manual

Brother HL-5350DNLT Service Manual (319 pages)

laser printer

Brand: Brother | Category: Printer | Size: 8.57 MB

Table of Contents

Chapter 1 Specifications

13
- Laser Printer
  1
- Service Manual
  1
- Safety Information
  9
- Table of Contents
  13
- Components
  14
- Specifications List
  15
  - Printing
    15
  - Functions
    16
  - Electronics and Mechanics
    18
  - Network Connectivity
    19
  - Wireless Network
    20
  - Service Information
    21
  - Paper
    22
    
    Paper Handling
    22
    
    Media Specifications
    23
    
    Type and Size of Paper
    23
  - Printable Area
    25
  - Print Speeds with Various Settings
    31
  - Theory of Operation
    32
Chapter 2 Theory of Operation

33
- Overall
  34
  - General Block Diagram
    34
- Electronics
  35
  - General Block Diagram
    35
- Mechanics
  36
  - Cross-Section Drawing
    37
    
    Plate-Up Function of the Paper Tray
    38
    
    Paper Supply
    39
    
    Paper Registration
    40
    
    Paper Eject
    41
    
    Duplex Printing
    42
    
    Paper Feeding from the MP Tray
    43
    
    Paper Feeding from the LT Tray (Tray 2 / Tray 3)
    43
  - Toner Cartridge
    44
    
    Methods for Detecting and Counting Toner Life
    44
    
    Cartridge Life
    45
    
    New Toner Detection
    46
  - Print
    49
    
    Basic Principle
    49
    
    Print Process
    50
  - Sensors Position
    55
  - Error Indication and Troubleshooting
    57
Chapter 3 Error Indication and Troubleshooting

58
- Introduction
  59
  - Precautions
    59
  - Part Names
    60
  - Initial Check
    61
- Distinguish Error Cause
  63
  - LED Indication (LED Model)
    63
    
    LED Indication at Operator Calls
    63
    
    LED Indication at Service Calls
    67
  - Error Message (LCD Model)
    72
    
    Operator Calls
    72
    
    Error Indication at Service Calls
    73
  - Error Cause and Remedy
    74
- Paper Feeding Problems
  87
  - No Feeding
    87
  - Double Feeding
    87
  - Paper Jam
    88
  - Dirt on Paper
    90
  - Wrinkles or Creases
    90
  - Waves in the Paper / Folds in the Paper at the Eject Roller 2
    90
  - Curl in the Paper
    91
  - Prints Only Single Side of the Paper When Duplex-Printing
    91
- Image Defect Troubleshooting
  92
  - Image Defect Examples
    92
  - Diameter of Rollers
    92
  - Troubleshooting Image Defect
    93
- Software Setting Problems
  107
- Network Problems
  108
  - Periodic Maintenance
    109
Chapter 4 Periodic Maintenance

110
- Periodic Maintenance Parts
  111
  - Periodical Replacement Parts
    112
  - Procedures to Replace Periodical Replacement Parts
    113
    
    Fuser Unit and Laser Unit
    113
    
    Paper Feeding Kit for Tray 1, 2, 3
    134
    
    Paper Feeding Kit for MP Tray
    140
Chapter 5 Disassembly/Reassembly

146
- Safety Precautions
  148
- Packing
  149
- Screw Torque List
  150
- Lubrication
  152
- Gear Layout Drawing
  154
- Harness Routing
  155
- Disassembly Flow Chart
  165
- Disassembly Procedure
  166
  - Paper Tray
    167
  - Back Cover
    170
  - Rear Chute ASSY
    172
  - Fuser Unit
    174
  - Tray MP ASSY
    178
  - MP Tray Cover Assy/Process Cover Assy/Emblem Cover
    179
  - Access Cover/Side Cover L
    182
  - Main PCB
    183
  - Side Cover R
    184
  - Top Cover Printed ASSY (LED Model)
    185
    
    Panel PCB ASSY
    186
    
    SW Key A/B
    186
    
    Inner Chute/Pinch Roller Holder
    188
  - Top Cover Printed Assy/Panel Plate Printed ASSY (LCD Model)
    189
    
    Inner Chute/Pinch Roller Holder
    190
    
    Panel PCB ASSY
    192
    
    SW Key A/B/C /Set Key Printed ASSY
    193
    
    LCD Holder ASSY
    196
  - Gear Plate Calking Assy/Develop Joint/Main Motor ASSY
    198
  - Main Shield Plate ASSY
    200
  - Relay Rear PCB Assy/Connector
    203
  - Relay Front PCB ASSY
    205
  - Drive Release Link
    206
  - MP Solenoid ASSY
    207
  - T1 Solenoid ASSY
    208
  - Toner Sensor PCB
    209
  - Register Solenoid ASSY
    210
  - Ejector Solenoid ASSY
    210
  - Interlock SW ASSY
    211
  - New Toner Actuator
    211
  - Gear 17/20/23
    212
  - Filter
    214
  - Laser Unit
    215
  - PS PCB Unit
    216
  - High-Voltage PS PCB ASSY
    220
  - Wireless PCB (PCB T60H989 ASSY 04) (Wireless LAN Model)
    222
  - Toner LED PCB Unit ASSY
    223
  - Fan Motor 60 Unit
    224
  - Fan Motor 60 Unit LV
    225
  - Frame L Assy
    226
  - MP Unit
    228
  - Regist Actuator Rear/Regist Actuator Spring
    234
  - Regist Actuator Front/Regist Actuator Spring
    236
  - Roller Holder ASSY
    237
  - PE Actuator/Edge Actuator/Edge Actuator Spring
    238
  - PE EG Sensor ASSY
    240
- Disassembly Procedure (Lt-5300)
  242
  - Paper Tray
    242
  - LT Front Cover ASSY
    245
  - LT Rear Cover
    246
  - LT Side Cover L
    247
  - LT Side Cover R
    248
  - Lt Pcb Assy
    249
  - Connector: 55533-1219
    250
  - Connector: 54702-1219
    250
  - Gear 24 LT
    251
  - Collar 6
    252
  - LT Solenoid ASSY
    256
  - Roller Holder ASSY
    256
  - Edge Actuator Spring
    257
  - PE Actuator , Edge Actuator
    258
  - LT Sensor PCB ASSY
    259
    
    If You Replace the Main Pcb
    263
    
    Setting the Default Paper Size
    269
    
    If You Replace the Wireless Lan Pcb
    273
    
    Replace Periodical Maintenance Parts
    274
Chapter 7 Service Mode

277
- Control Panel
  278
  - List of Service Support Functions
    278
  - User Mode
    280
  - Service Mode
    282
- Hidden Function Menus
  293
  - Professional Menu
    294
  - Reset Parts Life Menu
    300
  - Service Menu
    301
- Other Service Functions
  306

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