Brother HL-2150N Service Manual
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Also See for HL-2150N:
- User manual (138 pages) ,
- Technical reference manual (517 pages) ,
- Service manual (177 pages)
Related Manuals for Brother HL-2150N
Summary of Contents for Brother HL-2150N
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Page 1: Service Manual
Brother Laser Printer SERVICE MANUAL MODEL: HL-2140/2150N/2170W Read this manual thoroughly before maintenance work. Keep this manual in a convenient place for quick and easy reference at all times. Sep 2007 SM-PRN066 84UA0* Confidential... - Page 2 PREFACE This service manual contains basic information required for after-sales service of the laser printer (hereinafter referred to as "the machine"). This information is vital to the service personnel to maintain the high printing quality and performance of the machine. This service manual covers the HL-2140/2150N/2170W machines.
- Page 3 APPENDIX 1: SERIAL NUMBERING SYSTEM APPENDIX 2: SCREW CATALOGUE APPENDIX 3: DELETION OF PERSONAL INFORMATION APPENDIX 4: REFERENCES APPENDIX 5: GLOSSARY Information in this manual is subject to change due to improvement or redesign of the product. All relevant information in such cases will be supplied in service information bulletins (Technical Information).
- Page 4 TABLE OF CONTENTS REGULATION ......................vii SAFETY INFORMATION ...................xi CHAPTER 1 TROUBLESHOOTING ..............1-1 1. INTRODUCTION ......................... 1-1 Precautions ......................... 1-1 Initial Check ........................1-2 2. DISTINGUISH ERROR CAUSE ....................1-4 LED indication ........................1-4 2.1.1 LED indication at Operator Calls ................1-4 2.1.2 LED indication at Service Calls ................
- Page 5 2. PACKING ............................. 3-2 3. SCREW TORQUE LIST ......................3-3 4. LUBRICATION ..........................3-5 5. OVERVIEW OF GEARS ......................3-6 6. HARNESS ROUTING ........................3-7 7. DISASSEMBLY FLOW ......................3-11 8. DISASSEMBLY PROCEDURE ....................3-12 PAPER TRAY UNIT / SEPARATION PAD ASSY ............3-12 FRONT COVER ASSY / SW KEY ..................
- Page 6 8.21.3 TONER LED PCB ASSY ..................3-46 8.22 LVPS ..........................3-48 8.22.1 PS PCB UNIT ....................... 3-48 8.22.2 LV SHIELD PLATE 2 .................... 3-50 8.23 REGISTRATION FRONT SENSOR PCB ASSY .............. 3-51 8.24 REGISTRATION REAR SENSOR PCB ASSY ..............3-56 8.25 DRIVE SUB ASSY ......................
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Page 7: Chapter 3 Disassembly And Assembly
CHAPTER 3 DISASSEMBLY AND ASSEMBLY SAFETY PRECAUTIONS To avoid creating secondary problems by mishandling, follow the warnings and precautions below during maintenance work. WARNING • Always turn off the power switch and unplug the power cord from the power outlet before accessing any parts inside the machine. - Page 8 PACKING Set guide DEMO Insertion Accessory bag AC cord USB IF cable Option carton Machine Carton Fig. 3-1 Confidential...