VSX-1015TX-K
124
1
2
4
1
2
3
4
C
D
F
A
B
E
Replace IC801
Is the output
0V fixing?
Is the output
0V fixing?
Is the output
0V fixing?
Is the output
0V fixing?
SurroundBack L/R data (pin 4)
No
Yes
Replace IC801
Center/LFE data (pin 5)
No
Yes
Replace IC801
Surround L/R data (pin 6)
No
Yes
Replace IC801
Front L/R data (pin 7)
No
Yes
End
End
IC801
• Each channel output in the digital signal (–
∞
dB
(there is no sound) ) input.
Step 8: Codec output (analog)
• Analog output of each channel in the digital signal
(there is a sound) input.
Replace IC701
Is pin 21
outputting it?
SurroundBack L out (pin 21)
No
Yes
Replace IC701
Is pin 22
outputting it?
SurroundBack R out (pin 22)
No
Yes
Replace IC701
Is pin 23
outputting it?
Center out (pin 23)
No
Yes
Replace IC701
Is pin 24
outputting it?
LFE out (pin 24)
Surround L out (pin 25)
No
Yes
Replace IC701
Is pin 25
outputting it?
No
Yes
Replace IC701
Is pin 26
outputting it?
Surround R out (pin 26)
No
Yes
Replace IC701
Is pin 27
outputting it?
Front L out (pin 27)
No
Yes
Replace IC701
Is pin 28
outputting it?
Front R out (pin 28)
No
Yes
IC701
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QQ 376315150
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TEL 13942296513
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9
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9
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0
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Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299