Pioneer 1014TX-K - THX Select A/V Receiver Service Manual page 127

5
• Each channel output in the digital signal (–∞ dB
(there is no sound) ) input.
IC801
SurroundBack L/R data (pin 4)
No
Is the output
0V fixing?
Yes
Center/LFE data (pin 5)
No
Is the output
0V fixing?
Yes
Surround L/R data (pin 6)
No
Is the output
0V fixing?
Yes
Front L/R data (pin 7)
No
Is the output
0V fixing?
Yes
End
5
6
Replace IC801
Replace IC801
Replace IC801
Replace IC801
VSX-52TX
6
7
Step 9: Codec output (analog)
• Analog output of each channel in the digital signal
(there is a sound) input.
IC701
SurroundBack L out (pin 21)
No
Is pin 21
outputting it?
Yes
SurroundBack R out (pin 22)
No
Is pin 22
outputting it?
Yes
Center out (pin 23)
Is pin 23 No
outputting it?
Yes
LFE out (pin 24)
Is pin 24 No
outputting it?
Yes
Surround L out (pin 25)
No
Is pin 25
outputting it?
Yes
Surround R out (pin 26)
No
Is pin 26
outputting it?
Yes
Front L out (pin 27)
No
Is pin 27
outputting it?
Yes
Front R out (pin 28)
No
Is pin 28
outputting it?
Yes
End
7
8
Replace IC701
Replace IC701
Replace IC701
Replace IC701
Replace IC701
Replace IC701
Replace IC701
Replace IC701
127
8
A
B
C
D
E
F