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Touble Shooting charts
No Digital Audio Out
No Digital audio out
from coaxial
Put the Mains switch to ON and play a
DVD disc.
Ensure that SPDIF set-up in the Setup
Menu is set to PCM.
Check
waveform at
Pin 41 / 7101
Mpeg Board
YES
Check
waveform at
output of buffer
IC 7202
YES
1. Check continuity from output of IC
7202 to pin 3 of con 1203A
2. Check /Replace R3253,R3254 and
C2242
3-5
1. Check / Replace Decoder IC 7101
NO
1. Check +5VAV supply to buffer IC
7202
NO
2. Check / Replace buffer IC 7202
SPDIF
PM3380B
ch1
1
2.00V / DC
0.0 ns / div
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