Field Service Ver. 2.1 Feb. 2012
19.5.38
C1301: Fan motor drive malfunction
Fan motor (FM1)
Step
Check the connector between FM1-FSCB
1
CN19 for proper connection and correct as
necessary.
Check the connector of FM1 for proper
2
drive coupling, and correct as necessary.
3
FM1 operation check
4
Change FM1
5
Change FSCB
19.5.39
C1402: FS NVRAM memory error
FS control board (FSCB)
Step
Disconnect and then connect the power
cord. Turn OFF the main power switch, wait
1
for 10 sec. or more, and turn ON the main
power switch.
2
Rewrite the firmware.
3
Change FSCB
Relevant parts
Action
Relevant parts
Action
FS control board (FSCB)
WIRING DIAGRAM
Control signal
—
—
FSCB CN19-2 (LOCK)
—
—
WIRING DIAGRAM
Control signal
—
—
—
19. TROUBLE CODE
Location (Electri-
cal component)
—
—
FS-529 G-4
—
—
Location (Electri-
cal component)
—
—
—
641