Ricoh G165 Service Manual page 19

6.4.6 DEVELOPMENT MECHANISM .................................................6-26
6.4.7 TONER NEAR END AND END DETECTION ............................6-26
Toner Near End.............................................................................6-26
Toner End......................................................................................6-26
6.5 PAPER FEED .....................................................................................6-27
6.5.1 OVERVIEW................................................................................6-27
6.5.2 DRIVE AND PAPER END DETECTION ....................................6-28
Paper Feed....................................................................................6-28
Paper End Detection .....................................................................6-28
6.5.3 TRAY LIFT .................................................................................6-29
6.5.4 BY-PASS FEED.........................................................................6-30
6.5.5 DUPLEX (G167/G183/G184 ONLY) ..........................................6-31
Drive..............................................................................................6-31
Duplex Operation ..........................................................................6-31
6.6 IMAGE TRANSFER ............................................................................6-32
6.6.1 OVERVIEW................................................................................6-32
6.6.2 DRIVE AND TRANSFER BELT ROLLER BIAS.........................6-33
6.6.3 TRANSFER BELT CONTACT ...................................................6-34
6.6.4 ITB (IMAGE TRANSFER BELT) CLEANING UNIT....................6-35
6.6.5 TRANSFER ROLLER OVERVIEW ............................................6-36
6.6.6 PAPER TRANSFER AND DISCHARGE....................................6-37
Transfer Roller...............................................................................6-37
Paper Transfer Bias ......................................................................6-37
Discharge Plate .............................................................................6-37
6.6.7 WASTE TONER COLLECTION.................................................6-38
6.7 FUSING AND EXIT .............................................................................6-39
6.7.1 OVERVIEW................................................................................6-39
6.7.2 DRIVE ........................................................................................6-40
Models without Duplex (G165/G166: Printer model, G181: MF model)
......................................................................................................6-40
Models with Duplex (G167: Printer model, G183/G184 MF model)6-40
6.7.3 PRESSURE RELEASE MECHANISM .......................................6-41
6.7.4 TEMPERATURE CONTROL .....................................................6-41
Fusing unit related SC codes ........................................................6-43
Anti-Humidity Mode .......................................................................6-43
Energy Saver.................................................................................6-44
SM vii G165/G166/G167/G181/G183/G184