Daewoo DLP-26C2, Service Manual

Page: 37 / 74

Main PCBs Trouble Diagnosis
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7-1-2. When No Sound
A. Overview
Check Start
Do images displ-ay on screen?
1.Check AC connection
2.Check Power S/W ON
3.Check Main PCB
Check Sound Mute On?
Cancel Sound MUTE
Is the Speaker con-nection connected?
Check the connection of
Speaker
Check RC685, RC687
Perhaps IC601 Problem
Replace MAIN PCB
Check L606, L610
Problem of speaker or
Sound cable
IC602 Problem
Replace MAIN PCB
Y
N
Y
N
Y
N
Y
N
Y
N