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TROUBLE SHOOTING GUIDE
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
E-E DOES NOT APPEAR
(THE PICTURE DOES NOT
APPEAR FROM TUNER)
Does normality AUDIO JACK
CONNECT?
Connection is done over again.
Check POWER BLOCK.
Are there thevoltage
of MB(5V), PB(5V),
TU(32V) of TU301?
Check the picture.
Is there video signal at
pin 24 of TU301?
Change TU301.
Change IC101.
Change IC3001.
Is there video signal
at pin 29 of IC101?
Is there video signal at
pin 52 of IC3001?
Check J8004.