Mechanism .........................................................................................6-51
Toner Near-End Detection ..................................................................6-51
Toner End Detection ...........................................................................6-52
Toner End Recovery ...........................................................................6-52
Mechanism .........................................................................................6-53
Reverse Rotation ................................................................................6-54
6.9.6 POWER SOURCE..........................................................................6-55
Doctor Roller.......................................................................................6-55
6.10 PAPER FEED........................................................................................6-56
6.10.1 OVERVIEW ..................................................................................6-56
Transport Speed .................................................................................6-57
Friction Pad.........................................................................................6-57
Registration.........................................................................................6-57
6.10.3 PAPER LIFT .................................................................................6-58
Lift Mechanism....................................................................................6-58
Mechanism .........................................................................................6-59
Switch Pattern.....................................................................................6-59
6.11.1 OVERVIEW ..................................................................................6-60
Timing .................................................................................................6-61
Mechanism .........................................................................................6-61
6.11.3 POWER SUPPLY .........................................................................6-62
Circuit..................................................................................................6-62
Discharge Plate ..................................................................................6-62
Roller Cleaning ...................................................................................6-63
6.12.1 OVERVIEW ..................................................................................6-64
6.12.2 DRIVE...........................................................................................6-65
Fusing Belt..........................................................................................6-66
Fusing Bias .........................................................................................6-67
Fusing Unit SCs ..................................................................................6-67
6.12.4 OIL SUPPLY.................................................................................6-68
Oil Supply ...........................................................................................6-68
Oil Supply ...........................................................................................6-69
ix