HL-2030/2040/2070N SERVICE MANUAL
v
Confidential
3.27 Cover Sensor .................................................................................................................4-37
3.28 Toner Sensor PCB ASSY .............................................................................................. 4-37
3.29 Main Motor ASSY........................................................................................................... 4-38
3.30 Develop Joint ................................................................................................................. 4-40
3.31 P/R Solenoid ASSY........................................................................................................ 4-40
3.32 F/R Solenoid ASSY........................................................................................................ 4-41
3.33 Main Frame L................................................................................................................. 4-43
3.34 Main Frame R ................................................................................................................ 4-44
4. PACKING ................................................................................................................4-45
5. LUBRICATION ........................................................................................................4-46
6. GUIDELINES FOR LEAD FREE SOLDER..............................................................4-47
7. SCREW TORQUE LIST ..........................................................................................4-50
8. HARNESS ROUTING..............................................................................................4-51
CHAPTER 5 PERIODIC MAINTENANCE............................................... 5-1
1. CONSUMABLE PARTS.............................................................................................5-1
1.1 Drum Unit......................................................................................................................... 5-1
1.2 Toner Cartridge................................................................................................................ 5-4
2. PERIODICAL REPLACEMENT PARTS....................................................................5-9
3. PERIODICAL CLEANING........................................................................................5-10
3.1 Cleaning the Inside of the Printer .................................................................................. 5-10
3.2 Cleaning the Corona Wire.............................................................................................. 5-10
3.3 Cleaning the Scanner Window ...................................................................................... 5-11
3.4 Cleaning the Electrical Terminals .................................................................................. 5-12
CHAPTER 6 ADJUSTMENTS AND UPDATING OF SETTINGS,
REQUIRED AFTER PARTS REPLACEMENT.................. 6-1
1. IF YOU REPLACE THE MAIN PCB ..........................................................................6-1
CHAPTER 7 TROUBLESHOOTING....................................................... 7-1
1. INTRODUCTION.......................................................................................................7-1
1.1 Initial Check...................................................................................................................... 7-1
1.2 Warnings for Maintenance Work ..................................................................................... 7-2
1.3 Identify the Problem ......................................................................................................... 7-3
2. OPERATOR CALLS & SERVICE CALLS..................................................................7-4
2.1 Operator Calls.................................................................................................................. 7-4
2.2 Service Calls ....................................................................................................................7-5
3. ERROR MESSAGE...................................................................................................7-6
3.1 List of Error Message.......................................................................................................7-6
3.2 Error Message in the Status Monitor ............................................................................... 7-7
3.3 Error Message Printouts .................................................................................................. 7-8
4. PAPER PROBLEMS..................................................................................................7-9
4.1 Paper Loading Problems ................................................................................................. 7-9