Konica Minolta bizhub C4000i Service Manual page 15

1.4.2 Imaging unit (charge corona)........................................................................................................................................P-12
1.4.3 Imaging unit (photoconductor)......................................................................................................................................P-14
1.4.4 Imaging unit (developing) .............................................................................................................................................P-17
1.5 1ST TRANSFER SECTION...................................................................................................................................................P-20
1.5.1 Configuration ................................................................................................................................................................P-20
1.5.2 Drive .............................................................................................................................................................................P-21
1.5.3 Operation......................................................................................................................................................................P-21
1.6 2ND TRANSFER SECTION ..................................................................................................................................................P-26
1.6.1 Configuration ................................................................................................................................................................P-26
1.6.2 Drive .............................................................................................................................................................................P-26
1.6.3 Operation......................................................................................................................................................................P-26
1.7 TONER COLLECTING SECTION .........................................................................................................................................P-28
1.7.1 Configuration ................................................................................................................................................................P-28
1.7.2 Drive .............................................................................................................................................................................P-28
1.7.3 Operation......................................................................................................................................................................P-29
1.8 PAPER FEED SECTION (Manual bypass tray) ....................................................................................................................P-32
1.8.1 Configuration ................................................................................................................................................................P-32
1.8.2 Drive .............................................................................................................................................................................P-32
1.8.3 Operation......................................................................................................................................................................P-32
1.9 PAPER FEED SECTION (Tray 1) .........................................................................................................................................P-34
1.9.1 Configuration ................................................................................................................................................................P-34
1.9.2 Drive .............................................................................................................................................................................P-34
1.9.3 Operation......................................................................................................................................................................P-34
1.10 REGISTRATION SECTION.................................................................................................................................................P-38
1.10.1 Configuration ..............................................................................................................................................................P-38
1.10.2 Drive ...........................................................................................................................................................................P-39
1.10.3 Operation....................................................................................................................................................................P-39
1.11 FUSING SECTION ..............................................................................................................................................................P-40
1.11.1 Configuration ..............................................................................................................................................................P-40
1.11.2 Drive ...........................................................................................................................................................................P-41
1.11.3 Operation....................................................................................................................................................................P-41
1.12 DUPLEX SECTION .............................................................................................................................................................P-46
1.12.1 Configuration ..............................................................................................................................................................P-46
1.12.2 Drive ...........................................................................................................................................................................P-47
1.12.3 Operation....................................................................................................................................................................P-47
1.13 PAPER EXIT / REVERSE SECTION ..................................................................................................................................P-50
1.13.1 Configuration ..............................................................................................................................................................P-50
1.13.2 Drive ...........................................................................................................................................................................P-51
1.13.3 Operation....................................................................................................................................................................P-51
1.14 IMAGE STABILIZATION CONTROL...................................................................................................................................P-54
1.14.1 Overview.....................................................................................................................................................................P-54
1.14.2 Description of control..................................................................................................................................................P-54
1.14.3 Control contents .........................................................................................................................................................P-55
1.15 POWER SUPPLY SECTION...............................................................................................................................................P-58
1.15.1 Main power switch ......................................................................................................................................................P-58
1.15.2 Power key...................................................................................................................................................................P-60
1.16 FAN CONTROL...................................................................................................................................................................P-61
1.16.1 Configuration ..............................................................................................................................................................P-61
1.16.2 Operation....................................................................................................................................................................P-62
1.17 COUNTER CONTROL ........................................................................................................................................................P-62
1.17.1 Configuration ..............................................................................................................................................................P-62
1.17.2 Operation....................................................................................................................................................................P-62
1.18 INDICATOR FUNCTION .....................................................................................................................................................P-62
1.18.1 Configuration ..............................................................................................................................................................P-62
1.18.2 Control ........................................................................................................................................................................P-63
2. PF-P20/PF-P21 ......................................................................................................................................................P-64
2.1 Configuration .........................................................................................................................................................................P-64
2.2 Drive ......................................................................................................................................................................................P-64
2.3 Operation ...............................................................................................................................................................................P-64
2.3.1 Up/down control............................................................................................................................................................P-64
2.3.2 Pick-up roller retract mechanism ..................................................................................................................................P-66
2.3.3 Separation roller retract mechanism.............................................................................................................................P-66
2.3.4 Paper feed control ........................................................................................................................................................P-66
2.3.5 Paper guide plate .........................................................................................................................................................P-67
2.3.6 Paper size detection .....................................................................................................................................................P-67
2.3.7 Paper empty condition detection control ......................................................................................................................P-67
2.3.8 Tray open/close detection control.................................................................................................................................P-68
xiv