Pioneer VSX-418-K Service Manual page 22

1
Step 8: Codec output (analog)
Analog output of each CH when inputting the digital
A
signal with audio.
IC701 (pin 23) Center out
No
Is there
a data output?
Yes
IC701 (pin 24) LFE out
B
No
Is there
a data output?
Yes
Surround L out
IC701 (pin 25)
Is there No
a data output?
Yes
IC701 (pin 26) Surround R out
C
No
Is there
a data output?
Yes
Front L out
IC701 (pin 27)
Is there No
a data output?
D
Yes
Front R out
IC701 (pin 28)
Is there No
a data output?
Yes
E
F
22
1
2
Replace IC701.
Replace IC701.
Replace IC701.
Replace IC701.
Replace IC701.
Replace IC701.
2
3
Analog output of each CH when inputting the digital
signal (-∞ dB (no audio)).
IC701 (pin 23)
Is the output
2.5 V fixing?
Yes
IC701 (pin 24)
Is the output
2.5 V fixing?
Yes
IC701 (pin 25)
Is the output
2.5 V fixing?
Yes
IC701 (pin 26)
Is the output
2.5 V fixing?
Yes
IC701 (pin 27)
Is the output
2.5 V fixing?
Yes
IC701 (pin 28)
Is the output
2.5 V fixing?
Yes
End
VSX-418-K
3
4
Center out
No
Replace IC701.
LFE out
No
Replace IC701.
Surround L out
No
Replace IC701.
Surround R out
No
Replace IC701.
Front L out
No
Replace IC701.
Front R out
No
Replace IC701.
4