AOC L47H831 Betriebsanleitung PDF herunterladen (Seite 22)

42″&47″ LCD TV AOC L42H831&L47H831

22

5. No sound

Check the source

OK

Reset source

Check si

g

nal filter circuit

NG

Replace the filter or inductance

OK

NG

SIF si

g

nal Check TV s

y

stem setu

p

OK

Check TU701

Re

p

lace TU701

Check U606

NG

Re

p

lace U606

Check Earphone

j

ack

NG

Replace the Earphone

j

ack

OK

Check s

p

eaker

NG

Replace speaker

Check U603

Replace U603

HDMI si

g

nal

NG

Check U507

NG

Replace U507

AV/SV/COMP

ONENT/PC

signal

Check U603

Replace the failure

component

NG

NG

NG

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