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Sony KD-43X8301C Service Manual page 92

Gn1t chassis
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3-2-6. NO POWER: LDOs check check
START
Yes
Check Vcc voltage
No
C9xxx
Is voltage >3V?
Yes
Check Enable pin
No
voltage
Is voltage >3V?
Yes
Change LDO IC
KD-43/49X8301C (FW-43/49X8370C), 8305C, 8307C, 8308C, 8309C
Check +3.3V_MAIN DDCON (IC9003)
1.2 No Power U-Com Failure
TROUBLE SHOOTING
92
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Fw-43x8370cKd-43x8305cKd-43x8307cKd-43x8308cKd-43x8309cKd-49x8301c ... Show all

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