VSX-52TX
127
5
6
7
8
5
6
7
8
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 9: 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
Summary of Contents for 1014TX-K - THX Select A/V Receiver
Page 23: ...VSX 52TX 23 5 6 7 8 5 6 7 8 C D F A B E ...
Page 47: ...VSX 52TX 47 5 6 7 8 5 6 7 8 C D F A B E M 2 2 ...
Page 53: ...VSX 52TX 53 5 6 7 8 5 6 7 8 C D F A B E CN4401 Q CN2103 AB CN2101 AB CN2103 AB CN2002 AB S ...
Page 55: ...VSX 52TX 55 5 6 7 8 5 6 7 8 C D F A B E CN4451 Q U CN2104 AB CN2104 AB CN2102 AB 2001 AB ...