Trouble Shooting Guide - Daewoo RD-400 Series Service Manual

6. Trouble Shooting Guide

Audio Part
1. BASIC OPERATING
START
Is Standby LED
on?
Yes
Turn Power on.
Is Power on?
Yes
Does Initial
read work?
Yes
Does It Play?
Yes
Does It Output
Audio?
Yes
OK
No
Check Power Supply Circuit.
Check Connection CN901, CN951.
No
Check DVD Processor Circuit.
IC501 Block.
No
Check DVD Mechanism.
Check RF Circuit IC301.
No
Check DVD Region.
Check RF Circuit IC301.
No
Check Audio Section.
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