Pioneer VSX-817-K, Руководство по обслуживанию

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VSX-917V-K
106
1 2 3 4
1 2 3 4
C
D
F
A
B
E
Step 7: DSP output (digital)
To Step 8
End
Digital output of each CH when receiving the broadcast
signal with audio.
Digital output of each CH when not receiving the broadcast
signal (-
∞
dB (no audio)).
Note:
When confirm the output in the XM surround system,
refer to step 7 of "Troubleshooting for all destination".
Note:
When confirm the output in the XM surround system,
refer to step 8 of "Troubleshooting for all destination".
Analog output of each CH when not receiving the broadcast
signal (-
∞
dB (no audio)).
Step 6: XM/DT
To Step 7
Replace IC401.
Yes
IC401 (Pin 37)
XMFD (data)
No Is there
a data output?
Replace IC401.
Yes
IC401 (Pin 39) XMBK (Bit clock)
No
Is there
a bit clock
output?
Is there
a LR clock
output?
Is there
a LR clock
output?
Replace IC401.
Yes
IC401 (Pin 41) XMLR (LR clock)
No
Replace IC401.
Yes
IC401 (Pin 43)
XMMK (Master clock)
No
Is there
a master clock
output?
Is there
a master clock
output?
Yes
IC551 (Pin 4) LSFD (data)
No Is there
a data output?
Yes
IC551 (Pin 7) LSBK (Bit clock)
No
Is there
a bit clock
output?
Yes
IC551 (Pin 12)
LSBK (LR clock)
No
Yes
IC551 (Pin 9)
MCLK
(Master clock)
No
Replace IC801.
Yes
IC801 (Pin 7) Front L/R data
No Is there
a data output?
Step 8: Codec output (analog)
Analog output of each CH when inputting the broadcast
signal with audio.
Replace IC701.
Yes
IC701 (Pin 27)
IC701 (Pin 28)
Front L out
No
Is there
a data output?
Front R out
Replace IC701.
Yes
IC701 (Pin 27)
IC701 (Pin 28)
Front L out
No
Is the output
2.5 V fixing?
Front R out
Replace IC801.
Yes
IC801 (Pin 7) Front L/R data
No
Is the output
0 V fixing?
Replace IC551.
Yes
Check the path between
IC551-pin 1 and the
microcomputer.
Is the
voltage of IC551-
pin 1 3.3 V?
No
(0 V
⇔
3.3 V)
(0 V
⇔
3.3 V)
(0 V
⇔
3.3 V)
(0 V
⇔
3.3 V)
(0 V
⇔
3.3 V)
(0 V
⇔
3.3 V)
(0 V
⇔
3.3 V)
(0 V
⇔
3.3 V)