Konica Minolta bizhub C280 Service Manual - Page 29

bizhub C360/C280/C220 OUTLINE MAINTENANCE TROUBLESHOOTING ADJUSTMENT / SETTING Field Service Ver. 1.0 Jul. 2009 4.1.1 Replacing the ozone filter 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 ii APPENDIX