XG-C330X/C430X
5 – 5
RGB and component signal
check
Send component signal or
RGB signal of 1080i (or 720P)
from INPUT 1 or INPUT 2.
Select INPUT 1 or INPUT 2
using keys on the main unit or
the remote control.
Are picture signals sent to
TL2502, TL2503, and
TL2504?
NO Check IC2403 and peripheral cir-
cuits .
YES
Is 3.3V applied to TL1702? NO Check IC1703 and peripheral cir-
cuits.
YES
Is 3.3V applied to TL1703? NO Check IC1708 and peripheral cir-
cuits.
YES
Check IC2505 and peripheral
circuits.
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