Konica Minolta bizhub C4000i Service Manual page 3

2.7 Process speed ........................................................................................................................................................................ C-9
D SERVICE TOOL .............................................................................................................................D-1
1. bizhub C4000i/3300i.................................................................................................................................................D-1
E MAINTENANCE .............................................................................................................................E-1
1. Concept of maintenance........................................................................................................................................... E-1
2. Periodical replacement parts list............................................................................................................................... E-3
2.1 bizhub C4000i/C3300i .............................................................................................................................................................E-3
2.2 PF-P20/PF-P21 .......................................................................................................................................................................E-4
3. Periodical replacement procedure ............................................................................................................................ E-5
3.1 bizhub C4000i/C3300i .............................................................................................................................................................E-5
3.1.1 Replacing the tray 1 pick-up roller, tray 1 feed roller ......................................................................................................E-5
3.1.2 Replacing the tray 1 separation roller.............................................................................................................................E-5
3.1.3 Replacing the manual bypass tray feed roller ................................................................................................................E-6
3.1.4 Replacing the manual bypass tray pick-up roller............................................................................................................E-6
3.1.5 Replacing the manual bypass tray separation pad.........................................................................................................E-7
3.1.6 Replacing the toner cartridge .........................................................................................................................................E-8
3.1.7 Replacing the Imaging unit .............................................................................................................................................E-8
3.1.8 Replacing the toner filter.................................................................................................................................................E-9
3.1.9 Replacing the waster toner bottle ...................................................................................................................................E-9
3.1.10 Replacing the transfer belt unit...................................................................................................................................E-10
3.1.11 Replacing the transfer roller unit................................................................................................................................. E-11
3.1.12 Replacing the fusing unit ............................................................................................................................................E-12
3.2 PF-P20/PF-P21 .....................................................................................................................................................................E-14
3.2.1 Replacing the tray 2/3 pick-up roller, feed roller ...........................................................................................................E-14
3.2.2 Replacing the tray 2/3 separation roller........................................................................................................................E-14
4. Cleaning parts list ...................................................................................................................................................E-16
4.1 bizhub C4000i/C3300i ...........................................................................................................................................................E-16
4.2 PF-P20/ PF-P21 ....................................................................................................................................................................E-16
5. Cleaning/Lubrication procedure.............................................................................................................................. E-17
5.1 bizhub C4000i/C3300i ...........................................................................................................................................................E-17
5.1.1 Cleaning tray 1 pick-up roller, tray 1 feed roller............................................................................................................E-17
5.1.2 Cleaning tray 1 separation roller...................................................................................................................................E-17
5.1.3 Cleaning manual bypass tray pick-up roller..................................................................................................................E-17
5.1.4 Cleaning the manual bypass tray feed roller ................................................................................................................E-17
5.1.5 Cleaning the manual bypass tray separation pad ........................................................................................................E-17
5.1.6 Cleaning the transfer belt unit.......................................................................................................................................E-18
5.1.7 Cleaning the PH window ..............................................................................................................................................E-18
5.1.8 Cleaning of the registration roller..................................................................................................................................E-18
5.1.9 Cleaning of the area around the waste toner collecting port ........................................................................................E-18
5.1.10 Cleaning of the 2nd image transfer entrance guide.................................................................................................... E-19
5.1.11 Cleaning of the IDC sensor window ........................................................................................................................... E-19
5.1.12 Cleaning of the duplex transport rollers...................................................................................................................... E-19
5.2 PF-P20/PF-P21 .....................................................................................................................................................................E-19
5.2.1 Cleaning the tray 2/3 pick-up roller, feed roller.............................................................................................................E-19
5.2.2 Cleaning the tray 2/3 separation roller..........................................................................................................................E-20
F DISASSEMBLY/REASSEMBLY ..................................................................................................... F-1
1. Disassembly/adjustment prohibited items ................................................................................................................ F-1
1.1 Paint-locked screws.................................................................................................................................................................F-1
1.2 Red-painted screws .................................................................................................................................................................F-1
1.3 Variable resistors on board......................................................................................................................................................F-1
1.4 Warnings for disassembly........................................................................................................................................................F-1
1.5 Warnings / Precautions during setup or transportation............................................................................................................F-2
2. Units from which removing is prohibited ................................................................................................................... F-3
2.1 PH unit .....................................................................................................................................................................................F-3
2.1.1 Reason for prohibition .................................................................................................................................................... F-3
2.2 Fusing unit ...............................................................................................................................................................................F-3
2.2.1 Reason for prohibition .................................................................................................................................................... F-3
3. Disassembly/assembly warning/caution items ......................................................................................................... F-4
3.1 Removal/installing of PWBs.....................................................................................................................................................F-4
4. bizhub C4000i/C3300i .............................................................................................................................................. F-5
ii