Ricoh M016, Service Manual

Page: 15 / 227

SM iii M016/M017
4.6.3 POLYGON MIRROR MOTOR .................................................... 4-32
4.7 PAPER FEED AND EXIT ..................................................................... 4-33
4.7.1 PAPER FEED ROLLER .............................................................. 4-33
After installing a new paper feed roller ........................................... 4-33
4.7.2 FRICTION PAD ........................................................................... 4-34
4.7.3 PAPER END SENSOR ............................................................... 4-34
4.7.4 BY-PASS FEED ROLLER ........................................................... 4-35
4.7.5 BY-PASS FEED ROLLER FRICTION PAD ................................ 4-36
4.7.6 BY-PASS FEED SENSOR .......................................................... 4-37
4.7.7 PAPER FEED CLUTCH .............................................................. 4-37
4.7.8 RELAY CLUTCH ......................................................................... 4-39
4.7.9 REGISTRATION CLUTCH .......................................................... 4-39
4.7.10 TONER END SENSOR ........................................................... 4-40
4.7.11 PAPER EXIT SENSOR ........................................................... 4-40
4.7.12 RELAY SENSOR .................................................................... 4-41
4.7.13 INVERTER SENSOR .............................................................. 4-41
4.7.14 REGISTRATION ROLLER AND SENSOR ............................. 4-42
4.8 PAPER TRANSFER ............................................................................. 4-46
4.8.1 TRANSFER ROLLER ................................................................. 4-46
After installing a new transfer roller ................................................ 4-46
4.9 FUSING ............................................................................................... 4-47
4.9.1 FUSING UNIT ............................................................................. 4-47
Reinstallation .................................................................................. 4-49
After installing a new fusing unit ..................................................... 4-49
4.9.2 THERMOSTAT ........................................................................... 4-50
4.9.3 THERMISTOR ............................................................................ 4-51
4.9.4 FUSING LAMP ............................................................................ 4-52
When reinstall the fusing lamp ....................................................... 4-53
4.9.5 HOT ROLLER ............................................................................. 4-53
4.9.6 PRESSURE ROLLER ................................................................. 4-54
4.9.7 HOT ROLLER STRIPPER PAWLS ............................................. 4-54
4.10 MOTORS........................................................................................ 4-55
4.10.1 MAIN MOTOR......................................................................... 4-55
4.10.2 DUPLEX MOTOR (FOR M017) .............................................. 4-55
4.11 ELECTRICAL COMPONENTS ....................................................... 4-56
4.11.1 LAYOUT OF PC BOARDS ..................................................... 4-56