Daewoo L520B Service Manual page 32

1. Abnormal mode detect
1-2.
Abnormal mode detect for AV Source
Abnormal mode
detect
Yes
Is a input
signal of Decoder
No
(pin 10 at CVBS or
Check J5.
pin 14, 18 at S-
Video of U5)?
Yes
Is clock of
No
Trouble in
Decoder (pin 94, U5)
decoder(U5).
27MHz?
Yes
Trouble
in Scaler(U9).
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