Drive - Ricoh B121 Service Manual

PHOTOCONDUCTOR UNIT (PCU)

6.7.2 DRIVE

[A]
[C]
[B]
B121D937.WMF
The main motor [A] drives the drum [B] through a series of gears and the drum
drive shaft [C]. The main motor assembly includes a drive controller, which outputs
a motor lock signal when the rotation speed is out of the specified range.
SM 6-33 B121 Series/B259 Series