LG 24LM530S-PU Service Manual page 21

Standard Repair Process
Error Symptom
Content
☞A15
No audio
Screen normal
C. Audio Error
No audio / Normal video
Check user
Connection
Connec
from Main 
tion
Speaker Cable
N
Insert wafer SPK Cable
Normal
Audio
Y
End
Y
Replace Speaker
or Main B/D
N
Established date
Revised date
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