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ENWW Drive section 43
MFP unit explanation
2 Signals
a Input signal
1 MAINM_EM (M4 to PRCB)
M4 (fuser) rotation error detection
signal
[H]: Rotation error (when motor speed
changes by 6.5 percent more or less
than the motor speed specified value)
[L]: Normal rotation
b Output signals
1 MAINM_CONT (PRCB to M4)
M4 (fuser) ON/OFF control signal
[L]: M4 on
[H]: M4 off
2 MAINM_F/R (PRCB to M4)
M4 (fuser) rotational direction
switchover signal
[L]: CW rotation
[H]: CCW rotation
3 MAINM_EM (M4 to PRCB)
M4 (fuser) rotational speed control
clock signal