Daewoo DLP-2612, Service Manual

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7-1-2. When No Sound
A. Overview
Check Start
Do images display on screen?
Cancel Sound MUTE
Check the connection of Jack
(LCD and AV device)
Check the connection of Speaker
Perhaps IC601 Problem
Replace SUB PCB
IC603 & IC604 Problem
Replace Sub PCB
1. Check AC connection
2. Check Power S/W ON
3. Check Main or other PCBs
Check Sound Mute Off?
Y
Y
Y
Y
Y
Y
N
N
N
N
N
N
Is the Sound input Jack
properly connected?
Is the Speaker connection
Correctly connected?
Check 11th PIN of IC603
and IC604?
Check Sound output at
P601 and PW602?
Problem of SPEAKER or Sound Cable.
Replace SPEAKER of Sound Cable.