LG FB162-A0U Service Manual page 45

E
All outputs
are Ok during playing
DISK ?
YES
TEST END
LGE Internal Use Only
NO
Audio signal
data on P4703 is OK?
YES
Check the MAIN PCB
NO
Picture
signal data on ES8380
is OK?
NO
Check the connections between
NO
Check the video mute TR (Q411),
Output of Video buffer IC (IC407)and
5-6 Copyright © 2007 LG Electronics. Inc. All right reserved.
ES8380 and P4703
For example composite video ,
ES8380 video signal data
Only for training and service purposes