Xerox DocuColor 12/DCCS50 Service Manual page 1473

Table 1 Photoreceptor Motor Control Lines and Condition
On Gain 1 Gain 2 CLK Brake
0 X X N/A X
1 0 0 544.0 Hz 1
1 0 1 N/A 1
1 1 0 1179.4 Hz 1
1 1 1 1996.0 Hz 1
0
The Photoreceptor Motor drives the Photoreceptor Drum and the IBT Drive Roll.
Reissue
DocuColor 12/DCCS50
Figure 1 Photoreceptor Motor Control Circuit
ENC A Main Motor Operating Condition
0 Hz Motor Off
544.0 59.82 mm/sec process speed
Not used
1179.4 129.68 mm/sec process speed
1996.0 219.47 mm/sec process speed
0 Hz Locked
1/05
10-53
Principles of Operation
Drum Motor