Table of Contents
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3. No Audio
Check Signal Source
AL718
Or change JK1
Change Cable
NO AUDIO
Check Input Signal
NO
JK1 OK ?
OK
Check Speake r
OK ?
OK
Check Connector
NO
CN2, Cable
OK
Check Powe r Module
CN1 Pin 12 Vo lu me
& Pin11 Mute
OK
Check IC301
ADA7496 Correct ?
OK
Change ADA7496
Or Powe r Module
NO
Change Speaker
OSD Control
NO
Mute , Volu me
11-3
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