Pioneer PDP-5016HD Service Manual page 140

1
QQ
3 7 63 1515 0
A
12) No Sound in HDMI1 external audio input (Sine wave input 1KHz/3KHz)
Check the connection of the input HDMI1 Audio R/L.
Check the soldering state in HDMI1 Audio R/L & input part
Check the short point in signal line.
Check for short circuits between each power terminal and the ground.
No Sound in
HDMI1 external Audio R/L
B
#29, 31
at U25
in Main Assy
#56,57
At U28
In Main Assy
C
#30,31,32
At U12
In Main Assy
TE
L 13942296513
#3,9,10,16
at U12
Change Speaker
D
Waveform
•
E
<Waveform 21>
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http://www.xiaoyu163.com
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Waveform 21
NG
Waveform 22
NG
Waveform 23
NG
Waveform 24
NG
<Waveform 22>
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PDP-5016HD
2
http://www.xiaoyu163.com
3
8
Check HDMI1 Audio input terminal
And related components
Check U25 &
input part of U28
Check U28 and
Y4 and related circuit
Q Q
3 6 7 1 3
Check U12 and
related circuit
<Waveform 23>
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3
4
2 9 9 4 2 8
1 5 0 5 8 2 9 9 4
<Waveform 24>
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