Service manual

3-62
E
NO
YES YES
YES
NO
NO
Normal
Audio output
when disc playback?
TEST END
Audio
DAC received
correct data stream?
Normal
Audio DAC
out? (IC401)
Check Audio filter, amplify, mute
circuit. (IC402 Application circuit)?
Check connection between MT1379
& Audio DAC. (Check VRST#, ACLK,
ABCK, ASDAT3)
Check the related circuit of
Audio DAC. (Check Audio
out Pin 14, 15,18,19)