Pioneer VSX-2016AV-S Service Manual page 211

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K
IC401 (Pin 4)
Is there
a LR clock
?
Yes
IC201 (Pin 77)
Is there
a bit clock
?
Yes
IC401 (Pin 2)
Is there
a bit clock
?
Yes
IC201 (Pin 7)
Is there
TE
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a audio data
?
Yes
IC401 (Pin 3)
Is there
a audio data
?
Yes
IC401 (Pins 25,24)
Is there
a analog audio
output?
Yes
Is there a
analog audio output
at CN402-pins 7
and 5?
Yes
Is not
there poor contact
www
in CN402-pins 7
and 5?
Yes
.
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Is there
No
No
abnormality at the
parts and patterns
in the path?
Replace IC401.
BCKO
Is there
No
No
abnormality at the
parts and patterns
in the path?
Failure in 2nd DSP block,
Go to Step 9.
Is there
No
No
abnormality at the
parts and patterns
in the path?
Replace IC401.
FDTO
Is there
No
No
abnormality at the
parts and patterns
in the path?
Failure in 2nd DSP block,
Go to Step 9.
Is there
No
No
abnormality at the
parts and patterns
in the path?
Replace IC401.
FLO, FRO
Check the parts and patterns
No
(short-circuit) in the path including
the DSP assy and others.
Replace IC401.
No Check the parts and patterns
in the path on the DSP assy.
No
Replace CN402.
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8
IC201 (Pin 6)
Is there
a audio data
(with Sch source)?
Yes
IC401 (Pin 9)
Is there
a audio data
(with Sch source)?
Yes
IC201 (Pin 5)
Is there
a audio data
(with Cch source)?
Yes
IC401 (Pin 10)
Q Q
3 6 7 1 3 1 5
Is there
a audio data
(with Cch source)?
Yes
IC201 (Pin 4)
Is there
a audio data
(with SBch source)?
Yes
IC401 (Pin 11)
Is there
a audio data
No
(with SBch source)?
Yes
IC401 (Pins 22,21)
Is there a
analog audio output
(with Sch source)?
Yes
co
.
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VSX-2016AV-S
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Check the following points when the source is
compression or DVD-A.
SDTO
Is there
No
No
abnormality at the
parts and patterns
in the path?
Failure in 2nd DSP block,
Go to Step 9.
Is there
No
No
abnormality at the
parts and patterns
in the path?
Replace IC401.
CDTO
Is there
No
No
abnormality at the
parts and patterns
in the path?
Failure in 2nd DSP block,
Go to Step 9.
0 5 8 2 9 9 4 2 8
Is there
No
No
abnormality at the
parts and patterns
in the path?
Replace IC401.
BDTO
Is there
No
No
abnormality at the
parts and patterns
in the path?
Failure in 2nd DSP block,
Go to Step 9.
Is there
No
No
abnormality at the
parts and patterns
in the path?
Replace IC401.
SLO, SRO
Check the parts and patterns
No
(short-circuit) in the path including
the DSP assy and others.
m
Replace IC401.
7
8
9 9
A
B
C
9 9
D
E
No
F
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