Ricoh D037 Service Manual page 18

For D037/D040 ...................................................................................4-20
4.4.10 TOUCH PANEL POSITION ADJUSTMENT (D038/D041) .........4-20
4.4.11 INNER RIGHT COVER ..............................................................4-21
4.4.12 INNER COVER ..........................................................................4-21
4.4.13 FRONT RIGHT COVER.............................................................4-22
4.4.14 RIGHT UPPER COVER.............................................................4-22
4.4.15 LEFT FRAME AND LEFT FRAME REAR COVER ....................4-23
4.4.16 PAPER EXIT COVER ................................................................4-23
4.4.17 INVERTER TRAY ......................................................................4-24
4.4.18 INNER TRAY .............................................................................4-24
4.4.19 INNER REAR COVER ...............................................................4-24
4.5 SCANNER UNIT.......................................................................................4-26
4.5.1 EXPOSURE GLASS........................................................................4-26
4.5.2 ORIGINAL LENGTH SENSORS .....................................................4-27
4.5.3 EXPOSURE LAMP..........................................................................4-28
Reassembling .....................................................................................4-30
4.5.4 SCANNER MOTOR.........................................................................4-30
4.5.5 SENSOR BOARD UNIT (SBU)........................................................4-31
When reassembling ............................................................................4-32
4.5.6 EXPOSURE LAMP STABILIZER ....................................................4-32
4.5.7 SCANNER HP SENSOR .................................................................4-32
4.5.8 PLATEN COVER SENSOR.............................................................4-33
4.5.9 FRONT SCANNER WIRE ...............................................................4-34
Reinstalling the Front Scanner Wire ...................................................4-36
4.5.10 REAR SCANNER WIRE ............................................................4-38
Reinstalling the Rear Scanner Wire ....................................................4-38
4.6 LASER OPTICS .......................................................................................4-40
4.6.1 CAUTION DECAL LOCATION ........................................................4-40
4.6.2 LASER UNIT ...................................................................................4-40
Preparing a new laser unit ..................................................................4-41
Before removing the old laser unit ......................................................4-41
Recovery procedure for no replacement preparation of laser unit ......4-42
Removing the laser unit ......................................................................4-43
After installing a new laser unit ...........................................................4-44
4.6.3 POLYGON MIRROR MOTOR .........................................................4-45
4.7 IMAGE CREATION...................................................................................4-47
4.7.1 PCDU (PHOTO CONDUCTOR AND DEVELOPMENT UNIT) ........4-47
D037/D038/D040/D041 vi SM