No Sound - Sony KD-60X690E Service Manual

Lcd digital color tv
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1-3. NO SOUND

No Sound
Check if TV is
set to Mute
No
Check the
"Speakers setting"
"TV Speakers"
Change the speaker
harness
OK
Symptom
improvement
Speaker Harness
issue
KD-60X690E/KD-70X690E(UC2/LA1)/KD-60X695E(AR4/LA8)/KD-60X697E(CO1)/KD-60X6700E/KD-70X6700E(AZ1/ME6/EA4)
Yes
Change to
Un-mute
"Audio System"
Change to
"TV Speaker"
NG
Replace
Main board
NG
Change
Speaker
Symptom
improvement
Main board issue
OK
TROUBLE SHOOTING
66

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