Konica Minolta bizhub C280 Series, Service Manual

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bizhub C360/C280/C220
OUTLINE
MAINTENANCE
ADJUSTMENT
/ SETTING
TROUBLESHOOTING
APPENDIX
009
ii
4.1.1 Re 23
4.2 Photo conductor section..................................................................................... 24
4.2.1 Replacing the drum unit.............................................................................. 24
4.3 Charging section ................................................................................................ 27
4.3.1 Cleaning of the electrostatic charger wire................................................... 27
4.4 Developing section ............................................................................................. 28
4.4.1 Replacing the developing unit..................................................................... 28
4.5 Toner supply section........................................................................................... 29
4.5.1 Replacing the toner cartridge ..................................................................... 29
4.6 1st transfer section ............................................................................................. 31
4.6.1 Cleaning of the image transfer entrance guide ........................................... 31
4.6.2 Cleaning of the IDC registration sensor/MK,YC ......................................... 31
4.6.3 Replacing the transfer belt unit ................................................................... 32
4.7 2nd transfer/separation section .......................................................................... 34
4.7.1 Replacing the transfer roller unit................................................................. 34
4.8 Toner collection section ...................................................................................... 35
4.8.1 Replacing the waste toner box.................................................................... 35
4.8.2 Cleaning of the area around the waste toner collecting port ...................... 36
4.9 Paper feed section.............................................................................................. 37
4.9.1 Replacing the tray 1 feed roller/tray 1 pick-up roller.................................... 37
4.9.2 Replacing the tray 1 separation roller assy................................................. 39
4.9.3 Replacing the tray 2 feed roller/tray 2 pick-up roller.................................... 41
4.9.4 Replacing the tray 2 separation roller assy................................................. 41
4.9.5 Replacing the manual bypass tray feed roller............................................. 41
4.9.6 Replacing the manual bypass tray separation roller assy........................... 43
4.10 Registration section............................................................................................ 45
4.10.1 Cleaning of the timing roller ........................................................................ 45
4.11 Fusing section .................................................................................................... 45
4.11.1 Replacing the fusing unit ............................................................................ 45
4.12 Duplex section.................................................................................................... 47
4.12.1 Cleaning of the duplex transport rollers...................................................... 47
5. OTHER MAINTENANCE ITEMS .......................................................................... 48
5.1 Disassembly/adjustment prohibited items .......................................................... 48
5.1.1 CCD unit ..................................................................................................... 48
5.1.2 PH unit ........................................................................................................ 48
5.1.3 Fusing unit .................................................................................................. 48
5.2 Notes when transporting the machine................................................................ 49
5.2.1 Protective materials .................................................................................... 49