CHAPTER ; MAINTENANCE AND SERVICING- Page 4

iii

1.31 DC Gear Holder Assy .............................................................................................

IV

-6

1.31.1 Scanner Fan Motor ..................................................................................

IV

-6

1.32 PS Switch Wire, Remote Switch ........................................ Refer to HL-1260 (P.

IV

-23)

1.33 High-Voltage Power Supply PCB Assy ............................... Refer to HL-1260 (P.

IV

-24)

1.34 Low-Voltage Power Supply PCB Assy ............................... Refer to HL-1260 (P.

IV

-24)

1.35 Toner Cartridge (EP-ED Cartridge) .................................... Refer to HL-1260 (P.

IV

-25)

1.36 Paper Tray .............................................................................................................

IV

-7

CHAPTER  

V 

MAINTENANCE AND SERVICING

1. PERIODICAL REPLACEMENT PARTS .......................................... Refer to HL-1260 (P.

V

-1)

2. CONSUMABLE PARTS STANDARD ENDURANCE TABLE ............................................

V

-1

3. LIST OF STANDARD TOOLS ......................................................... Refer to HL-1260 (P.

V

-2)

4. LIST OF LUBRICANTS AND CLEANERS ...................................... Refer to HL-1260 (P.

V

-3)

CHAPTER  

VI 

TROUBLESHOOTING

1. INTRODUCTION ............................................................................ Refer to HL-1260 (P.

VI

-1)

1.1 Initial Check.......................................................................... Refer to HL-1260 (P.

VI

-1)

1.2 Basic Procedure ................................................................... Refer to HL-1260 (P.

VI

-2)

2. TEST PRINTING AND MECHANICAL CHECK .............................. Refer to HL-1260 (P.

VI

-2)

2.1 Test Printing ......................................................................... Refer to HL-1260 (P.

VI

-2)

3. IMAGE DEFECTS .......................................................................... Refer to HL-1260 (P.

VI

-3)

3.1 Image Defect Examples ....................................................... Refer to HL-1260 (P.

VI

-3)

3.2 Troubleshooting Image Defects ........................................... Refer to HL-1260 (P.

VI

-4)

4. TROUBLESHOOTING OF MALFUNCTIONS ..................................................................

VI

-1

5. TROUBLESHOOTING PAPER TRANSPORT PROBLEMS ......... Refer to HL-1260 (P.

VI

-19)

5.1 Paper Jams ........................................................................ Refer to HL-1260 (P.

VI

-19)

5.2 Incomplete Paper Feed ...................................................... Refer to HL-1260 (P.

VI

-22)

6. OPERATION ................................................................................ Refer to HL-1260 (P.

VI

-23)

6.1 Line Inspection Mode Procedure ....................................... Refer to HL-1260 (P.

VI

-23)

6.2 DRAM Test ......................................................................... Refer to HL-1260 (P.

VI

-25)

7. STATUS MESSAGE LIST ................................................................................................

VI

-9

APPENDICES

1. Engine Block Diagram ....................................................................................................... A-1

2. Paper Feed/Size-SW PCB Circuitry Diagram (1/1) ........................... Refer to HL-1260 (P.A-2)

3. Main PCB Circuitry Diagram (1/7) ..................................................................................... A-2

4. Main PCB Circuitry Diagram (2/7) ..................................................................................... A-3

5. Main PCB Circuitry Diagram (3/7) ..................................................................................... A-4

6. Main PCB Circuitry Diagram (4/7) ..................................................................................... A-5

7. Main PCB Circuitry Diagram (5/7) ..................................................................................... A-6

8. Main PCB Circuitry Diagram (6/7) ..................................................................................... A-7

9. Main PCB Circuitry Diagram (7/7) ..................................................................................... A-8

10. Control Panel PCB Circuitry Diagram (1/1) .................................... Refer to HL-1260 (P.A-11)

11. Scanner LD PCB Circuitry Diagram (1/1) .......................................................................... A-9