Xerox WorkCentre Pro 412 Service Manual page 208

Maintenance & Troubleshooting
Engine Error (WorkCentre M15/M15i)
7-38
Check
NO
CBF Harness-CN7
(Main B'D to
LSU)
YES
Check
Main B'D CN7-9,
NO
P_MOTOR Signal
( )
YES
Check
Main B'D CN7-8,
NO
LREADY Signal
( )
YES
Check
Main B'D CN7-4,
NO
LDON Signal
( )
YES
Check
Main B'D CN7-1,
NO
HSYNC Signal
( )
YES
END
Try again to connector
Replace connector
Replace Main PBA
Replace LSU
Replace Main PBA
Replace LSU
3/03 WorkCentre Pro 412, FaxCentre F12 &
WorkCentre M15/M15i