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Make/Model Information:

  • Brand:   Brother
  • Models included:
    • Brother HL-8050N

File Information:

  • Type:   Factory Service Manual (FSM)
  • Language:   English
  • Number of pages:   295
  • File size:  ∼ 15.26 MB
  • File Format:   PDF only
  • SME Watermarks:   None
  • Password lock:   No
  • Edit/copy/modify:   Yes
  • SKU:   BMBR-1064

NOTE:  This list was created by program script and may not accurately represent the text from the source pages.   For full preview please click on 'Download sample':

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REGULATION
SAFETY INFORMATION
CHAPTER 1 GENERAL
1. FEATURES
2. OVERVIEW
3. SPECIFICATIONS
3.1 Prin ting
3.2 Func tions
3.3 Op tions
3.4 Electrical and Mechanical
3.5 Netw ork
3.6 P aper
3.6.1 F eedable paper
3.6.2 Print delivery
3.7 Print able Area
3.8 Serial No. Descriptions
CHAPTER 2 INSTALLATION AND BASIC OPERATION
1. TO USE THE PRINTER SAFETY
1.1 Installing and Relocating your Printer
1.2 Precautions for Power and Ground/Earthed Connections
1.3 Operating Precautions
1.4 Notes on Handling Consumables
2. CARTON COMPONENTS
3. CONTROL PANEL
3.1 Data LED Indications
3.2 Liquid Crystal Display (LCD)
3.3 Panel Buttons Functions
4. SETTING UP YOUR PRINTER
4.1 Install the Toner Cartridge
4.2 Load Paper in the Paper Tray
4.3 Installing the Face-up Output Tray
4.4 Printing a Test Page.
4.5 Setting Your Language on the Control Panel
CHAPTER 3 THEORY OF OPERATION
1. ELECTRONICS
1.1 General Bl ock Diagram
1.2 Main PCB
1.2.1 Ou tline
1.2.2 Cir cuit
2. MECHANICS
2.1 Summary of Print Process
2.2 Flow of Print Data
2.3 Driving Force Transmission Path
2.3.1 Main Motor
2.3.2 Moto r ASSY Exit
2.3.3 Gear Layout
2.4 Paper Transport
2.4.1 Paper Tr ansport Path
2.4.2 Layout of Paper Transport Path
2.5 Actions of Main Functional Components
2.5.1 Paper Cassette
2.5.2 Paper Feeder
2.5.3 E ngine
2.5.4 Fu ser
2.5.5 500 Paper Exit & Option Face Up Tray
2.5.6 Dr ive
2.5.7 Elec trical
2.6 Cont rol
2.6.1 Control of Paper Size
2.6.2 ROS Control
2.6.3 Fuser Control
2.7 Schematic Diagrams of Safety System
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY
1. SAFETY PRECAUTIONS
2. DISASSEMBLY FLOW
3. DISASSEMBLY PR OCEDURE
3.1 Drum Unit
3.2 Paper Ca ssette 150
3.3 Paper Ca ssette 550
3.4 Face-up Output Tray ASSY
3.5 Stopper FSR/Cove r Rear 500
3.6 Disassembly of the Cover Rear 500
3.7 Cove r Rear
3.8 Cove r Right
3.9 Cove r Left
3.10 Cover Exit 500
3.11 500 Ex it ASSY
3.12 Cover Top/Oper ation Panel
3.13 Cover Front
3.14 Fan Main
3.15 Chute Transfer
3.16 Lever Fuser LH/Lever Fuser RH
3.17 150 Feeder ASSY
3.18 550 Feeder ASSY
3.19 Sensor Low Paper/Actuator/Plate CST Lock/Stopper Tray R/ Stopper Tray L
3.20 Guide Tr ay Right
3.21 Guide Tr ay Left
3.22 Duct Fron t/Fan SUB
3.23 RO S ASSY
3.24 Shield Plate ROS
3.25 Main Motor
3.26 Guide CRU Left
3.27 Guide ASSY CRU R
3.28 Power Switch
3.29 Interlo ck SW Rear
3.30 Gear ASSY Housing
3.31 Gear ASSY Plate/Gear 9
3.32 PWBA Exit Motor
3.33 LVPS
3.34 HVPS/MCU, FFC ASSY ESS
3.35 PWBA ESS
4. PACKING
5. GUIDELINES FOR LEAD FREE SOLDER
6. HARNESS ROUTING
CHAPTER 5 PERIODIC MAINTENANCE
1. REPALACING THE TONER CARTRIDGE (TN-1700)
1.1 Toner Cartridge Handling Precautions
1.2 Replacing the Toner Cartridge
2. REPALACING THE FUSER UNIT & TRANSFER ROLL CARTRIDGE (FP-8000)
2.1 Fuser Unit & Transfer Roll Cartridge Handling Precautions
2.2 Replacing the Fuser Unit & Transfer Roll Cartridge
3. REPALACING THE FEED ROLLER
3.1 Replacing the Feed Roller
4. CLEANING THE PRINTER
4.1 Cleaning the Outside of the Printer
4.2 Cleaning the Interior
4.3 Cleaning the Feeder Roller
4.4 If the Printer Will Not Be Used for a Long Time
CHAPTER 6 TROUBLESHOOTING
1. PRPGRESSING WITH THE TROUBLESHOOTING
1.1 Flow of Troubleshooting
1.2 Preparatory R equirements
1.3 Cautions for Service Operations
1.4 Cautions for FIP Use
2. LEVEL 1 FIP
2.1 Level 1 FIP
2.2 Flow of Level 1 FIP
2.3 Error/Stat us Code List
3. LEVEL 2 FIP
3.1 Level 2 FIP
4. ERROR CODE FIP
4.1 Level 1 FIP
4.2 Level 2 FIP
5. IMAGE QUALITY TROUBLE
5.1 Entry Chart Image Quality Troubleshooting
5.2 Image Qua lity FIP
6. JUDGEMENT OF PRINT CONSISTENCY
7. PREVENTIVE MAIN MAINTENANCE
CHAPTER 7 SERVICE MODE
1. ENTERING HIDDEN FUNCTION MENU MODES
2. PROFESSIONAL MENU MODE
2.1 Enabling and Disabling Professional Menu Mode
2.2 Functi on Table
3. SERVICE MENU MODE
3.1 Entering the Service Menu Mode
3.2 Functi on Table
4. OTHER HIDDEN FUNCTION MENUS

4.2 Parts life Reset Function
5. HOW TO USE THE SELF-DIAGNOSTICS TOOLS
5.1 Troubleshooting for Printer won’t print
5.2 Diagnos tics
5.3 Printer In formation
6. HOW TO REWRITE HL-8050N FLASH ROM
7. NVRAM BACKUP
CHAPTER 8 PLUG/JACK(P/J) CONNECTOR LOCATIONS
1. CONNECTOR [P(PLUG)/J(JACK)]
1.1 List of P/J
1.2 P/J Layout Diagram
1. CONNECTION WIRI NG DIAGRAM
1.1 Connection Wiri ng Diagram
1.1.1 Symbols in the General Connection Wiring Diagram
1.1.2 General Wiring Diagram
1.2 Interconnection Wiring Diagram of Parts
1.2.1 Instructions for the Use of the Interconnection Wiring Diagram of Parts
1.2.2 Configuration of the Interconnection Wiring Diagram of Parts
2. HOW TO KNOW PAGE COUNTER & PARTS LIFE
1.1 Printing Out of the Print Configuration Page
1.2 How to Read the Page Counter & the Parts Life
3. NOTE TO REMEMBER ABOUAT TONER CARTRIDGE


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