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

3-11
Confidential
7. DISASSEMBLY FLOW
Fig. 3-3
FUSER UNIT
CORNER
COVER
TOP COVER
ASSY
MAIN PCB ASSY
DRIVE SUB
ASSY
SW
SUPPORTER
FILTER ASSY
15s/15s
15s/15s
20s/20s
15s/15s
20s/20s
30s/30s
10s/10s 5s/5s
10s/15s
5s/5s
5s/10s
10s/10s
5s/5s10s/10s
15s/15s
15s/15s15s/15s
35s/35s 10s/10s
20s/20s
5s/5s
40s/40s
10s/10s
20s/20s
10s/10s
10s/10s
25s/30s 20s/30s
40s/40s
5s/5s 20s/20s
15s/20s10s/10s
35s/35s
10s/10s
15s/15s
10s/10s
FRONT COVER
ASSY / SW KEY
ROLLER HOLDER
ASSY
SIDE COVER R
ASSY
FAN MOTOR 60
UNIT
WIRELESS LAN
PCB
ASSY
10s/10s
COVER SENSOR
HARNESS ASSY
PS PCB UNIT
(LVPS)
LV SHIELD
PLATE 2
REGISTRATION
FRONT SENSOR
PCB ASSY
REGISTRATION
REAR SENSOR
PCB ASSY
LASER UNIT
MAIN FRAME
L ASSY
SUPPORT FLAP 1 /
SUPPORT FLAP 2
PAPER STACK
LEVER
SIDE COVER L
ASSY
BACK COVER
5s/5s
FUSER COVER
ASSY
SEPARATION PAD
ASSY / SEPARATION
PAD SPRING
OUTER
CHUTE ASSY
20s/20s
EJECT ROLLER
ASSY 1 / BUSH
EJECT ACTUATOR
SPRING / EJECT
ACTUATOR
PANEL PCB
ASSY
EJECT ROLLER
ASSY 2
BUSH R /
BUSH L
NEW TONER
SENSOR
HARNESS ASSY
MAIN SHIELD
COVER PLATE
MAIN SHIELD PLATE /
EJECT SENSOR PCB ASSY
REGISTRATION
SOLENOID
T1 SOLENOID
DEV GEAR
JOINT / 53R
DEV JOINT
HIGH-VOLTAGE
PS PCB ASSY
TONER SENSOR
PCB UNIT ASSY
INNER CHUTE
ASSY
TONER LED
PCB ASSY
/ LED HOLDER
10s/10s
RUBBER FOOT
5s/5s