PIONEER PDP42A3HD PDP4214HD
Instrukcja Serwisowa

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7. No Sound DVI Audio (Sine wave input)
Preliminary Checkpoints
A

Check the condition of connectin of the input DVI Audio R/L. Check the condition of soldering state in DVI Audio R/L &input part Check the short point in signal line. Check for short circuits between each power terminal and the ground.
B

No Sound in DVI Audio R/L

#29,31 at U706 in DTT & Analog B/D
C

NG

Check DVI Audio input part

Waveform 18 #56,57 At U751 In DTT&Analog Board NG Check U706 & input part of U751

Waveform 19 #11,15 At U200 In Audio Amp Board

NG

D

Check U751 and Y800 and related circuit

Waveform 20 #28,31,27,24 At U200

NG

Check U20 and X2 and related circuit

Waveform 21 Change Speaker
E

F

T07
74
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T07
PDP-42A3HD
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