SM iii G179
3.3.6 OPERATION PANEL.........................................................................3-5
3.3.7 PAPER EXIT COVER........................................................................3-6
3.3.8 OUTPUT TRAY .................................................................................3-6
3.4 LASER UNIT ..............................................................................................3-8
3.4.1 CAUTION DECAL LOCATIONS........................................................3-8
3.4.2 LASER UNIT .....................................................................................3-8
3.4.3 POLYGON MIRROR MOTOR ...........................................................3-9
3.4.4 LASER SYNCHRONIZATION DETECTOR.....................................3-10
3.4.5 LD UNIT ..........................................................................................3-10
Laser Beam Pitch Adjustment.............................................................3-11
3.5 PCDU .......................................................................................................3-13
3.5.1 PCDU (PHOTOCONDUCTOR AND DEVELOPMENT UNIT) .........3-13
Reinstallation ......................................................................................3-13
3.5.2 DRUM..............................................................................................3-13
Re-installation .....................................................................................3-16
3.5.3 PICK-OFF PAWLS ..........................................................................3-17
Pick-off Pawl Position Adjustment.......................................................3-17
3.5.4 CHARGE ROLLER AND CLEANING ROLLER...............................3-18
3.5.5 DRUM CLEANING BLADE 2...........................................................3-18
Re-installation .....................................................................................3-19
3.5.6 DRUM CLEANING BLADE 1...........................................................3-19
Re-installation .....................................................................................3-20
3.5.7 ID SENSOR.....................................................................................3-20
3.6 DEVELOPMENT ......................................................................................3-21
3.6.1 DEVELOPMENT FILTER ................................................................3-21
3.6.2 DEVELOPMENT ROLLER ..............................................................3-21
3.6.3 DEVELOPER...................................................................................3-22
3.6.4 TD SENSOR....................................................................................3-24
3.7 TRANSFER ..............................................................................................3-25
3.7.1 TRANSFER BELT UNIT ..................................................................3-25
3.7.2 TRANSFER BELT ...........................................................................3-27
3.7.3 TONER OVERFLOW SENSOR ......................................................3-29
3.7.4 TRANSFER BELT CLEANING BLADE ...........................................3-29
3.8 PAPER FEED...........................................................................................3-30
3.8.1 PAPER FEED UNIT ........................................................................3-30
Tray 1 and Tray 2................................................................................3-30
3.8.2 PICK-UP, FEED AND SEPARATION ROLLERS ............................3-31
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