Service manual

FrameMaker Ver.5.5(PC) EP1054/EP1085/EP2030 TROUBLESHOOTING
98.05.15
T- 4 1
C004C
(3) C004C: Cooling Fan Motor's failure to turn
Symbol Name
M9
PWB-A
Cooling Fan Motor
Master Board
Step Check Item Result Action
1
Does the voltage across PJ20A-1
on PWB-A and GND change from
DC24V to DC12V when the Power
is switched ON?
YES Replace M9.
NO
Replace PWB-A.
1174C27TAA