C5356: Cooling Fan Motor's Failure To Turn - Olivetti d-Color MF651 Service Manual

19. TROUBLE CODE

19.5.146 C5356: Cooling fan motor's failure to turn

Cooling fan motor (FM3)
5
Step
1 Check the FM3 connector for proper
connection and correct as necessary.
2 Check the fan for possible overload and
correct as necessary.
3 FM3 operation check
4 Change FM3
5 PRCB ICP6 conduction check
6 Change MFPB
19.5.147 C5370: MFP control board cooling fan motor's failure to turn
MFP control board cooling fan motor (FM17)
Step
1 Check the FM17 connector for proper
connection and correct as necessary.
2 Check the fan for possible overload and
correct as necessary.
3 FM17 operation check
4 Change FM17
5 Change REYB/SL
6 Change MFPB
818
Relevant parts
Action
Relevant parts
Action
Service Manual
Field Service Ver. 2.0 Jul. 2009
Printer control board (PRCB)
WIRING DIAGRAM
Control signal
—
—
PRCB CN15-4 (REM)
PRCB CN15-6 (LOCK)
—
—
—
Slide Interface board (REYB/SL)
MFP board (MFPB)
WIRING DIAGRAM
Control signal
—
—
MFPB PJ26-3 (LOCK)
—
—
—
Location (Electri-
cal component)
—
—
K-7 to 8
—
—
—
Location (Electri-
cal component)
—
—
O-26
—
—
—
Y110571-1