Service manual
Table Of Contents
- HL-2140/2150N/2170W SERVICE MANUAL
- PREFACE
- TABLE OF CONTENTS
- REGULATION
- SAFETY INFORMATION
- CHAPTER 1 TROUBLESHOOTING
- CHAPTER 2 PERIODICAL MAINTENANCE
- CHAPTER 3 DISASSEMBLY AND ASSEMBLY
- 1. SAFETY PRECAUTIONS
- 2. PACKING
- 3. SCREW TORQUE LIST
- 4. LUBRICATION
- 5. OVERVIEW OF GEARS
- 6. HARNESS ROUTING
- 7. DISASSEMBLY FLOW
- 8. DISASSEMBLY PROCEDURE
- 8.1 PAPER TRAY UNIT / SEPARATION PAD ASSY
- 8.2 FRONT COVER ASSY / SW KEY
- 8.3 BACK COVER / OUTER CHUTE ASSY
- 8.4 FUSER COVER ASSY
- 8.5 INNER CHUTE ASSY
- 8.6 FUSER UNIT
- 8.7 SIDE COVER R ASSY
- 8.8 CORNER COVER
- 8.9 SIDE COVER L ASSY
- 8.10 ROLLER HOLDER ASSY
- 8.11 WIRELESS LAN PCB ASSY (only HL-2170W)
- 8.12 MAIN SHIELD COVER PLATE
- 8.13 MAIN PCB ASSY
- 8.14 TOP COVER ASSY
- 8.15 SW SUPPORTER
- 8.16 PANEL PCB ASSY
- 8.17 HIGH-VOLTAGE PS PCB ASSY
- 8.18 NEW TONER SENSOR HARNESS ASSY
- 8.19 FILTER ASSY
- 8.20 LASER UNIT
- 8.21 FAN MOTOR 60 UNIT / COVER SENSOR HARNESS ASSY / TONER LED PCB ASSY
- 8.22 LVPS
- 8.23 REGISTRATION FRONT SENSOR PCB ASSY
- 8.24 REGISTRATION REAR SENSOR PCB ASSY
- 8.25 DRIVE SUB ASSY
- 8.26 DEV JOINT / DEV GEAR JOINT/53R / REGISTRATION PENDULUM GEAR SPRING
- 8.27 TONER SENSOR PCB UNIT ASSY
- 8.28 REGISTRATION SOLENOID / T1 SOLENOID
- 8.29 MAIN SHIELD PLATE / EJECT SENSOR PCB ASSY
- 8.30 RUBBER FOOT
- 8.31 MAIN FRAME L ASSY
- CHAPTER 4 ADJUSTMENTS AND UPDATING OF SETTINGS, REQUIRED AFTER PARTS REPLACEMENT
- CHAPTER 5 SERVICE SUPPORT SOFTWARE
- CHAPTER 6 CIRCUIT DIAGRAMS, WIRING DIAGRAM
- APPENDIX 1 SERIAL NUMBERING SYSTEM
- APPENDIX 2 SCREW CATALOGUE
- APPENDIX 3 DELETION OF PERSONAL INFORMATION
- APPENDIX 4 REFERENCES
- APPENDIX 5 GLOSSARY

3-53
Confidential
(3) Remove the Registration actuator spring from the Hook part.
(4) Release the Hook to turn the Registration front actuator.
(5) Slide the Registration front actuator to remove the Registration front actuator from the
Actuator holder ASSY.
Fig. 3-48
4a
4b
5d
3
5a
Registration
front actuator
Hook
Hook part
Registration front actuator
Registration front actuator
Actuator holder ASSY
Registration actuator spring
3