92
KD-43/49X8301C (FW-43/49X8370C), 8305C, 8307C, 8308C, 8309C
TROUBLE SHOOTING
Check Enable pin
voltage
Is voltage >3V?
1.2 No Power U-Com Failure
No
START
Yes
Change LDO IC
Check Vcc voltage
C9xxx
Is voltage >3V?
Check +3.3V_MAIN DDCON (IC9003)
No
Yes
Yes
3-2-6. NO POWER: LDOs check check