KD-43/49X8301C (FW-43/49X8370C), 8305C, 8307C, 8308C, 8309C
101
TROUBLE SHOOTING
3-3-7. 5 Times Blinking (Panel Communication Error)
5-times blinking
Check
“+12.5V_TCON” at
CN9000
on the B-Board
Replace the Harness
Between G-Board
and B-Board
Replace
the V-By-One FFC
Change
B-Board
Change
Panel (T-con)
Harness is
suspicious
V-By-One FFC
is suspicious
B-Board is
suspicious
NG
OK
NG
Symptom
improvement
Symptom
improve
Symptom
improve
NG
NG
G-Board is
suspicious
Replace G-Board
NG
Panel (T-Con) is
suspicious
Symptom
improvement
OK