Pioneer VSX-417-K Service Manual page 71

5
QQ
3 7 63 1515 0
B
IC601 (Pin 25)
Is there
a data
output?
(0 V ⇔ 3.3 V)
Yes
IC601 (Pin 26)
Is there
a bit clock
output?
(0 V ⇔ 3.3 V)
Yes
TE
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To Step 7
.
5
http://www.xiaoyu163.com
6
SDTO (Data)
No
Replace IC601.
BCK (Bit clock)
No
Replace IC601.
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6
http://www.xiaoyu163.com
7
2 9
8
Step 7: DSP output (digital)
Digital output of each CH when inputting the digital
signal with audio.
IC801 (Pin 4)
Is there
a data output?
(0 V ⇔ 3.3 V)
Yes
IC801 (Pin 5)
Is there
a data output?
(0 V ⇔ 3.3 V)
Yes
IC801 (Pin 6)
Is there
a data output?
(0 V ⇔ 3.3 V)
Yes
IC801 (Pin 7)
Is there
a data output?
(0 V ⇔ 3.3 V)
Q Q
3 6 7 1 3 1 5
Yes
Digital output of each CH when inputting the digital
signal (-∞ dB (no audio)).
IC801 (Pin 4)
Is the output
0 V fixing?
Yes
IC801 (Pin 5)
Is the output
0 V fixing?
Yes
IC801 (Pin 6)
Is the output
0 V fixing?
Yes
IC801 (Pin 7)
Is the output
co
0 V fixing?
.
Yes
To Step 8
VSX-417-K
7
8
9 4 2 8
SurroundBack L/R data
No
Replace IC801.
Center/LFE data
No
Replace IC801.
Surround L/R data
No
Replace IC801.
Front L/R data
No
Replace IC801.
0 5 8 2 9 9 4 2 8
SurroundBack L/R data
No
Replace IC801.
Center/LFE data
No
Replace IC801.
Surround L/R data
No
Replace IC801.
Front L/R data
m
No
Replace IC801.
9 9
A
B
C
9 9
D
E
F
71
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