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1.31 DC Gear Holder Assy........................................................................................... IV-23
1.32 PS Switch Wire, Remote Switch .......................................................................... IV-23
1.33 High-Voltage Power Supply PCB Assy................................................................. IV-24
1.34 Low-Voltage Power Supply PCB Assy.................................................................. IV-24
1.35 Toner Cartridge (EP-ED Cartridge) ...................................................................... IV-25
1.36 Paper Tray ............................................................................................................ IV-25
CHAPTER V MAINTENANCE AND SERVICING
1. PERIODICAL REPLACEMENT PARTS ............................................................................ V-1
2. CONSUMABLE PARTS STANDARD ENDURANCE TABLE ............................................. V-1
3. LIST OF STANDARD TOOLS ............................................................................................ V-2
4. LIST OF LUBRICANTS AND CLEANERS ........................................................................ V-3
CHAPTER VI TROUBLESHOOTING
1. INTRODUCTION ..............................................................................................................VI-1
1.1 Initial Check............................................................................................................VI-1
1.2 Basic Procedure .....................................................................................................VI-2
2. TEST PRINTING AND MECHANICAL CHECK ...............................................................VI-2
2.1 Test Printing ...........................................................................................................VI-2
3. IMAGE DEFECTS ............................................................................................................VI-3
3.1 Image Defect Examples .........................................................................................VI-3
3.2 Troubleshooting Image Defects ..............................................................................VI-4
4. TROUBLESHOOTING OF MALFUNCTIONS ................................................................ VI-11
5. TROUBLESHOOTING PAPER TRANSPORT PROBLEMS ...........................................VI-19
5.1 Paper Jams ..........................................................................................................VI-19
5.2 Incomplete Paper Feed ........................................................................................VI-22
6. OPERATION ..................................................................................................................VI-23
6.1 Line Inspection Mode Procedure .........................................................................VI-23
6.2 DRAM Test ...........................................................................................................VI-25
7. STATUS MESSAGE LIST............................................................................................... VI-26
APPENDICES
1. Engine Block Diagram ....................................................................................................... A-1
2. Paper Feed/Size-SW PCB Circuitry Diagram (1/1)............................................................ A-2
3. Main PCB Circuitry Diagram (1/8) ..................................................................................... A-3
4. Main PCB Circuitry Diagram (2/8) ..................................................................................... A-4
5. Main PCB Circuitry Diagram (3/8) ..................................................................................... A-5
6. Main PCB Circuitry Diagram (4/8) ..................................................................................... A-6
7. Main PCB Circuitry Diagram (5/8) ..................................................................................... A-7
8. Main PCB Circuitry Diagram (6/8) ..................................................................................... A-8
9. Main PCB Circuitry Diagram (7/8) ..................................................................................... A-9
10. Main PCB Circuitry Diagram (8/8) ................................................................................... A-10
11. Control Panel PCB Circuitry Diagram (1/1) ..................................................................... A-11
12. Scanner LD PCB Circuitry Diagram (1/1) ........................................................................ A-12