Konica Minolta BIZHUB C3100P Service Manual page 9

7.3.9 Image processing..........................................................................................................................................................O-23
8. TONER COLLECTING SECTION............................................................................................................................O-24
8.1 Configuration...........................................................................................................................................................................O-24
8.2 Drive........................................................................................................................................................................................O-24
8.3 Operation................................................................................................................................................................................O-24
8.3.1 Toner flow at the imaging unit section..........................................................................................................................O-24
8.3.2 Waste toner flow at transfer belt unit section/2nd transfer section...............................................................................O-25
8.3.3 Waste toner collecting port shutter mechanism............................................................................................................O-25
8.3.4 Waste toner bottle-in-position detection mechanism....................................................................................................O-26
8.3.5 Waste toner flow in the waste toner bottle....................................................................................................................O-26
8.3.6 Waste toner near-full condition detection control..........................................................................................................O-26
8.3.7 Waste toner full condition detection control..................................................................................................................O-27
9. PAPER FEED SECTION (MANUAL TRAY).............................................................................................................O-28
9.1 Configuration...........................................................................................................................................................................O-28
9.2 Drive........................................................................................................................................................................................O-28
9.3 Operation................................................................................................................................................................................O-28
9.3.1 Paper lift plate mechanism............................................................................................................................................O-28
9.3.2 Paper separation mechanism.......................................................................................................................................O-29
9.3.3 Paper feed control.........................................................................................................................................................O-29
9.3.4 Paper empty condition detection control.......................................................................................................................O-29
10. PAPER FEED SECTION (TRAY 1)........................................................................................................................O-31
10.1 Configuration.........................................................................................................................................................................O-31
10.2 Drive......................................................................................................................................................................................O-31
10.3 Operation..............................................................................................................................................................................O-31
10.3.1 Paper lift plate mechanism..........................................................................................................................................O-31
10.3.2 Paper separation mechanism.....................................................................................................................................O-32
10.3.3 Paper feed control.......................................................................................................................................................O-32
10.3.4 Paper empty condition detection control.....................................................................................................................O-32
10.3.5 Tray open/close detection control...............................................................................................................................O-33
10.3.6 Paper jam detection control........................................................................................................................................O-33
11. REGISTRATION SECTION....................................................................................................................................O-34
11.1 Configuration.........................................................................................................................................................................O-34
11.2 Drive......................................................................................................................................................................................O-34
11.3 Operation..............................................................................................................................................................................O-34
11.3.1 Conveyance speed control.........................................................................................................................................O-34
11.3.2 Registration roller control............................................................................................................................................O-34
11.3.3 Control of loop formed before registration roller.........................................................................................................O-35
11.3.4 Paper neutralization....................................................................................................................................................O-35
11.3.5 Paper size error detection control...............................................................................................................................O-36
11.3.6 Temperature/humidity sensor.....................................................................................................................................O-36
12. FUSING SECTION.................................................................................................................................................O-37
12.1 Configuration.........................................................................................................................................................................O-37
12.2 Drive......................................................................................................................................................................................O-37
12.3 Operation..............................................................................................................................................................................O-37
12.3.1 Fusing roller drive control............................................................................................................................................O-37
12.3.2 Fusing temperature control.........................................................................................................................................O-38
12.3.3 Protection from abnormal temperatures.....................................................................................................................O-39
12.3.4 Fusing speed control...................................................................................................................................................O-39
12.3.5 Detecting New Article..................................................................................................................................................O-40
13. PAPER EXIT/REVERSE SECTION........................................................................................................................O-41
13.1 Configuration.........................................................................................................................................................................O-41
13.2 Drive......................................................................................................................................................................................O-41
13.3 Operation..............................................................................................................................................................................O-41
13.3.1 Transport control.........................................................................................................................................................O-41
14. DUPLEX SECTION.................................................................................................................................................O-44
14.1 Configuration.........................................................................................................................................................................O-44
14.2 Drive......................................................................................................................................................................................O-44
14.3 Operation..............................................................................................................................................................................O-45
14.3.1 Paper transport control...............................................................................................................................................O-45
14.3.2 Duplex print control.....................................................................................................................................................O-45
15. IMAGE STABILIZATION CONTROL......................................................................................................................O-49
15.1 Outline...................................................................................................................................................................................O-49
15.2 Operation sequence..............................................................................................................................................................O-49
15.2.1 IDC sensor output correction......................................................................................................................................O-49
15.2.2 Developing bias correction..........................................................................................................................................O-50
15.2.3 Control of the maximum amount of toner sticking to the transfer belt.........................................................................O-50
15.2.4 Laser light intensity correction control.........................................................................................................................O-50
15.2.5 Gamma correction control...........................................................................................................................................O-50
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