Pioneer VSX-518-K Service Manual page 21

5
B
IC601 (pin 25) SDTO (Data)
Is there
No
Replace IC601.
a data
output?
(0 V <-> 3.3 V)
Yes
IC601 (pin 26) BCK (Bit clock)
Is there
No
a bit clock Replace IC601.
output?
(0 V <-> 3.3 V)
Yes
To Step 7
5
6
Step 7: DSP output (digital)
Digital output of each CH when inputting the digital
signal with audio.
IC801 (pin 5)
Is there
a data output?
IC801 (pin 6)
Is there
a data output?
IC801 (pin 7)
Is there
a data output?
Digital output of each CH when inputting the digital
signal (-∞ dB (no audio)).
IC801 (pin 5)
Is the output
0 V fixing?
IC801 (pin 6)
Is the output
0 V fixing?
IC801 (pin 7)
Is the output
0 V fixing?
To Step 8
VSX-518-K
6
7
Center/LFE data
No
Replace IC801.
(0 V <-> 3.3 V)
Yes
Surround L/R data
No
Replace IC801.
(0 V <-> 3.3 V)
Yes
Front L/R data
No
Replace IC801.
(0 V <-> 3.3 V)
Yes
Center/LFE data
No
Replace IC801.
Yes
Surround L/R data
No
Replace IC801.
Yes
Front L/R data
No
Replace IC801.
Yes
7
8
A
B
C
D
E
F
21
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