Brother HL-1110 HL-1111 HL-1112 HL-1118 HL-1200 HL-1201 HL-1202 HL-1208 HL-1201W HL-1211W HL-1212W HL-1218W HL-1222W Service Manual


Accurate, clear and concise text, combined with detailed illustrations, lists of error code, instruction and diagrams, guide you through procedure of repair, remediate, maintenance and adjustments your copier, printer or scanner.
Present service manual and parts list manual Brother HL-1110 HL-1111 HL-1112 HL-1118 HL-1200 HL-1201 HL-1202 HL-1208 HL-1201W HL-1211W HL-1212W HL-1218W HL-1222W contain clear instructions and procedures on how to fix the problems occurring in your equipment.
The information contained in this repair manual is necessary for the repair, but also prevention, resulting in a longer life of your equipment.
Format of the manual: PDF, makes it easy to navigate, instant download and print. English language.
To see what contain, please read table of contents:

SAFETY INFORMATION
CHAPTER 1. TROUBLESHOOTING
1. INTRODUCTION
1.1 Checks before Commencing Troubleshooting
2. OVERVIEW
2.1 Cross-section Drawing
2.2 Paper Feeding
2.3 Operation of Each Part
2.4 Block Diagram
2.5 Main Components
3. LED DISPLAY
3.1 LED Display when Operator Call Occurs
3.2 LED Display when Service Call Occurs
3.3 Error Messages for Maintenance Printing
3.4 Error Display when Service Call Occurs
3.5 Image Defects
4. ERROR CAUSE AND REMEDY
4.1 Troubleshooting for Paper Feeding Problems
4.1.1 No paper is fed from paper tray
4.1.2 Paper becomes wrinkled
4.1.3 Paper is curled
4.1.4 Paper is jammed
4.2 Troubleshooting According to Image Defect
4.2.1 Light
4.2.2 Faulty registration
4.2.3 Dark
4.2.4 Poor fixing
4.2.5 Completely blank
4.2.6 Image distortion
4.2.7 All black
4.2.8 Dirt on the back of paper
4.2.9 Vertical streaks
4.2.10 Black vertical streaks on a light background
4.2.11 Black horizontal stripes
4.2.12 White vertical streaks
4.2.13 White horizontal streaks
4.2.14 Faint print
4.2.15 White spots
4.2.16 Black spots
4.2.17 Black band
4.2.18 Downward fogging of solid color
4.2.19 Horizontal lines
4.2.20 Ghost
4.2.21 Fogging
4.3 Troubleshooting for Software Problems
4.3.1 Cannot print data
4.4 Troubleshooting for Toner and Drum Problems
4.4.1 Replaced the toner cartridge with a new one but still seeing LED display prompting toner cartridge replacement
4.4.2 Toner cartridge cannot be detected
4.4.3 Failed to detect toner cartridge
4.4.4 Drum error
4.4.5 Drum unit cannot be detected
4.4.6 Replace drum unit (replaced the drum unit with a new one but still seeing LED display prompting toner cartridge replacement)
4.5 Troubleshooting for Fuser Unit Problems
4.5.1 Fuser unit failure
4.6 Troubleshooting for Laser Unit Problems
4.6.1 Laser unit failure
4.7 Troubleshooting for Other Problems
4.7.1 Machine does not turn ON or LED does not light
4.7.2 Top cover is open
4.7.3 Unusual noise is coming from the machine
4.7.4 Memory failure
4.7.5 Print failure
4.7.6 Paper size failure
4.7.7 Main motor failure
4.7.8 Power supply voltage failure
4.7.9 High voltage power supply PCB failure
4.7.10 Main PCB failure

CHAPTER 2. DISASSEMBLY/REASSEMBLY
1. PACKING
2. TIGHTENING TORQUE LISTS
3. LUBRICATION
4. OVERVIEW OF GEARS
5. HARNESS ROUTING
6. DISASSEMBLY FLOW CHART
7. DISASSEMBLY PROCEDURE
7.1 Preparation
7.2 Back cover
7.3 Top cover ASSY
7.4 Tray cover ASSY
7.5 Side cover L
7.6 Side cover R
7.7 Switch PCB ASSY (HL-121* series /1222W)
7.8 Low voltage power supply PCB unit
7.9 Fuser unit
7.10 High voltage power supply PCB ASSY
7.11 Wireless LAN PCB (HL-121* series /1222W)
7.12 Main PCB ASSY
7.13 Front cover
7.14 Laser unit
7.15 Motor encoder PCB ASSY
7.16 Eject sensor PCB ASSY
7.17 Paper feed/paper printing position sensor PCB ASSY
7.18 New toner sensor PCB ASSY

CHAPTER 3. ADJUSTING AND UPDATING SETTINGS AS REQUIRED AFTER PARTS REPLACEMENT
1. IF YOU REPLACE THE MAIN PCB ASSY
1.1 Installing Firmware (Main Firmware)
1.1.1 Checking firmware version
1.1.2 Installing firmware (Main program)
1.2 Setting by Country
1.3 Setting Serial Number and Entering Adjusted Value of Laser Unit
2. IF YOU REPLACE THE LASER UNIT
2.1 Entering Adjusted Value of Laser Unit
3. IF YOU REPLACE THE LOW VOLTAGE POWER SUPPLY PCB UNIT
3.1 Resetting Irregular Power Supply Detection Counter

CHAPTER 4. SERVICE FUNCTIONS
1. PRINTING PRINTER SETTINGS
2. RESETTING DRUM COUNTER
3. SWITCHING BETWEEN CONTINUE MODE AND STOP MODE
4. TEST PRINTING
5. MAINTENANCE PRINTING

APPENDIX 1 SERIAL NUMBERING SYSTEM
APPENDIX 2 DELETING USER SETTING INFORMATION

Brother HL1110 HL1111 HL1112 HL1118 HL1200 HL1201 HL1202 HL1208 HL1201W HL1211W HL1212W HL1218W HL1222W HL 1110 HL 1111 HL 1112 HL 1118 HL 1200 HL 1201 HL 1202 HL 1208 HL 1201W HL 1211W HL 1212W HL 1218W HL 1222W