Kyocera FS-C8500DN - Page 12

2KA
(14) Image is partly missing....................................................................................................................1-4-59
(15) Fusing is poor..................................................................................................................................1-4-60
(16) Image is out of focus. ......................................................................................................................1-4-60
(17) Colors are printed offset to each other............................................................................................1-4-60
(18) Image center does not align with the original center.......................................................................1-4-60
1-4-4 Electric problems ..................................................................................................................................1-4-61
1-4-5 Mechanical problems............................................................................................................................1-4-67
1-5 Assembly and Disassembly
1-5-1 Precautions for assembly and disassembly............................................................................................1-5-1
(1) Precautions .......................................................................................................................................1-5-1
(2) Drum..................................................................................................................................................1-5-1
(3) Toner.................................................................................................................................................1-5-1
(4) How to tell a genuine Kyocera Mita toner container..........................................................................1-5-2
1-5-2 Paper feed section..................................................................................................................................1-5-3
(1) Detaching and refitting the forwarding, paper feed and separation pulleys ......................................1-5-3
(2) Detaching and refitting the MP unit ...................................................................................................1-5-6
(3) Detaching and refitting the MP forwarding, MP paper feed and MP separation pulleys ...................1-5-8
1-5-3 Optical section ......................................................................................................................................1-5-11
(1) Detaching and refitting the laser scanner unit.................................................................................1-5-11
(2) Manual color registration adjustment ..............................................................................................1-5-19
1-5-4 Image formation section........................................................................................................................1-5-21
(1) Detaching and refitting the image formation holder.........................................................................1-5-21
(2) Detaching and refitting the developing unit .....................................................................................1-5-25
(3) Detaching and refitting the drum unit ..............................................................................................1-5-26
(4) Detaching and refitting the charger roller unit .................................................................................1-5-27
1-5-5 Transfer section ....................................................................................................................................1-5-28
(1) Detaching and refitting the transfer belt unit....................................................................................1-5-28
(2) Detaching and refitting the transfer roller ........................................................................................1-5-29
1-5-6 Fuser section ........................................................................................................................................1-5-31
(1) Detaching and refitting the fuser unit...............................................................................................1-5-31
1-5-7 Other.....................................................................................................................................................1-5-32
(1) Detaching and refitting the left filter, rear upper filter, right filter 1/2, rear lower filter, front filter
and duct filter...................................................................................................................................1-5-32
(2) Detaching and refitting the hard disk unit........................................................................................1-5-34
(3) Detaching and refitting the left cover 1 (paper conveying unit) .......................................................1-5-37
(4) Direction of installing the principal fan motors.................................................................................1-5-42
1-6 Requirements on PWB Replacement
1-6-1 Upgrading the firmware...........................................................................................................................1-6-1
1-6-2 Remarks on main PWB replacement......................................................................................................1-6-2
1-6-3 Remarks on engine PWB replacement...................................................................................................1-6-4
2-1 Mechanical Construction
2-1-1 Paper feed section..................................................................................................................................2-1-1
(1) Cassette paper feed section..............................................................................................................2-1-1
(2) MP tray paper feed section ...............................................................................................................2-1-3
2-1-2 Drum section...........................................................................................................................................2-1-6
(1) Drum section .....................................................................................................................................2-1-6
2-1-3 Developing section..................................................................................................................................2-1-8
(1) Developing section............................................................................................................................2-1-8
2-1-4 Optical section ......................................................................................................................................2-1-10
(1) Laser scanner section .....................................................................................................................2-1-10
2-1-5 Transfer/separation section ..................................................................................................................2-1-12
(1) Primary transfer section ..................................................................................................................2-1-12
(2) Secondary transfer/separation section............................................................................................2-1-14
2-1-6 Fuser section ........................................................................................................................................2-1-15
(1) Fuser section...................................................................................................................................2-1-15
2-1-7 Eject/feedshift section...........................................................................................................................2-1-17
(1) Eject/feedshift section .....................................................................................................................2-1-17
2-1-8 Duplex section ......................................................................................................................................2-1-19
(1) Duplex section.................................................................................................................................2-1-19