Ricoh Gim-MF1a Field Service Manual page 9

3. Preventive Maintenance
Preventive Maintenance Tables...................................................................................................................... 31
Image Quality Standards................................................................................................................................ 32
Paper Transfer Quality Standards.................................................................................................................. 34
4. Replacement and Adjustment
General Cautions............................................................................................................................................. 35
Notes on the Main Power Switch............................................................................................................... 35
Characteristics of the Push Switch (DC Switch).................................................................................35
Shutdown Method...............................................................................................................................36
Forced Shutdown................................................................................................................................ 36
Exterior Covers................................................................................................................................................. 37
Front Cover...................................................................................................................................................37
Left Cover......................................................................................................................................................39
Right Cover...................................................................................................................................................40
Rear Cover, Rear Lower Cover...................................................................................................................41
Upper Cover................................................................................................................................................ 42
Operation Panel...........................................................................................................................................43
LED Optics........................................................................................................................................................ 45
LED Unit........................................................................................................................................................ 45
How to Re-engage Disengaged Springs.......................................................................................... 49
PCDU.................................................................................................................................................................53
PCDU............................................................................................................................................................ 53
Toner Cartridge................................................................................................................................................ 54
Toner Cartridge............................................................................................................................................54
Image Transfer..................................................................................................................................................55
Image Transfer Roller...................................................................................................................................55
Drive Unit.......................................................................................................................................................... 56
Main Motor.................................................................................................................................................. 56
Toner Supply Clutch.................................................................................................................................... 56
Registration Clutch....................................................................................................................................... 57
Paper Feed Clutch........................................................................................................................................58
Drive Unit...................................................................................................................................................... 58
Gear Unit......................................................................................................................................................59
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