Daewoo RD-400 - Manual (Page 13)

6. Trouble Shooting Guide
11
START
1. BASIC OPERATING
Is Standby LED
on?
Check Power Supply Circuit.
Check Connection CN901, CN951.
No
Turn Power on.
Is Power on?
Yes
Check DVD Processor Circuit.
IC501 Block.
No
Does Initial
read work?
Yes
Check DVD Mechanism.
Check RF Circuit IC301.
No
Does It Play?
Yes
No
Check DVD Region.
Check RF Circuit IC301. Yes
Does It Output
Audio?
No
Check Audio Section. Yes
OK
Audio Part