12
. Malfunction cod
Field Service Ver. 3.0 Jan. 2008
102
FS-519/PK-515/OT
-602
T
roubleshooting
12
.2.11
C1301: Finishing option cooling fan motor failure
12
.2.12
C1402: FNS nonvolatile memory failure
Relevant electrical parts
Cooling fan motor (FM9)
FS control board (FSCB)
Step
Action
WIRING DIAGRAM
Control signal
Location
(Electrical
component)
1
Check the FM9 connector for proper con-
nection and correct as necessary.
—
—
2
Check FM9 for proper drive coupling and
correct as necessary.
—
—
3
Check the FSCB connectors for proper con-
nection, and correct as necessary.
—
—
4
FM9 operation check
FSCB PJ12-3
FS-519 C-10
5
Change FSCB
—
—
Relevant electrical parts
FS control board (FSCB)
Step
Action
WIRING DIAGRAM
Control signal
Location
(Electrical
component)
1
Disconnect and then connect the power
cord. Turn OFF the main power switch, wait
for 10 sec. or more, and turn ON the main
power switch.
—
—
2
Rewrite firmware using the compact flash
card.
—
—
3
Change FSCB
—
—
Service Manual Y10
8442-7