Ricoh M118, Service Manual

Page: 6 / 226

M118/M119 ii SM
4.4.2 ORIGINAL TRAY .............................................................................. 4-9
4.4.3 ADF FEED UNIT ............................................................................... 4-9
4.4.4 ADF SEPARATION PAD ................................................................ 4-10
4.4.5 ADF FRONT COVER...................................................................... 4-10
4.4.6 ADF REAR COVER ........................................................................ 4-11
4.4.7 ADF TOP COVER........................................................................... 4-11
4.4.8 ADF MOTOR .................................................................................. 4-12
4.4.9 ORIGINAL SET SENSOR ............................................................... 4-13
4.4.10 ADF COVER OPEN SENSOR ................................................. 4-14
4.4.11 ADF FEED SENSOR ............................................................... 4-14
4.4.12 ADF DRIVE BOARD ................................................................ 4-15
4.5 ARDF ....................................................................................................... 4-16
4.5.1 ARDF UNIT ..................................................................................... 4-16
4.5.2 ORIGINAL TRAY ............................................................................ 4-17
4.5.3 ARDF FEED UNIT .......................................................................... 4-18
4.5.4 ARDF SEPARATION PAD .............................................................. 4-18
4.5.5 ARDF FRONT COVER ................................................................... 4-19
4.5.6 ARDF REAR COVER ..................................................................... 4-20
4.5.7 ARDF TOP COVER ........................................................................ 4-21
4.5.8 ARDF MOTOR ................................................................................ 4-22
4.5.9 ARDF COVER OPEN SENSOR ..................................................... 4-23
4.5.10 ORIGINAL SET SENSOR/ORIGINAL REVERSE SENSOR .... 4-24
4.5.11 ARDF FEED SENSOR ............................................................. 4-27
4.5.12 ARDF DRIVE BOARD .............................................................. 4-28
4.6 SCANNER UNIT ...................................................................................... 4-29
4.6.1 OPERATION PANEL ...................................................................... 4-30
4.6.2 SCANNER TOP COVER ................................................................ 4-31
4.6.3 SCANNER CARRIAGE UNIT ......................................................... 4-32
4.6.4 EXPOSURE LAMP ......................................................................... 4-34
When reinstalling the exposure lamp ................................................. 4-34
4.6.5 LAMP STABILIZER BOARD ........................................................... 4-35
4.6.6 SCANNER MOTOR ........................................................................ 4-36
4.7 LASER UNIT ............................................................................................ 4-37
4.7.1 CAUTION DECAL LOCATIONS ..................................................... 4-37
4.7.2 LASER UNIT ................................................................................... 4-37
4.7.3 POLYGON MIRROR MOTOR ........................................................ 4-38
4.8 PAPER FEED AND EXIT ......................................................................... 4-39
4.8.1 PAPER FEED ROLLER .................................................................. 4-39