Pioneer Elite VSX-81TXV, Service Manual

Page: 208 / 272

VSX-2016AV-S
208
1 2 3 4
1 2 3 4
C
D
F
A
B
E
H
I
Replace IC501
or IC601.
Replace IC501
or IC601.
Replace IC651
or IC601.
Yes
XMMK
IC501 (Pin 43)
No
Is there
a master clock
output?
No
Is there
abnormality at the
parts and patterns
in the output path?
Replace IC501
or IC601.
Yes
XMLK
IC501 (Pin 41)
No
Is there
a LR clock
output?
No
Is there
abnormality at the
parts and patterns
in the output path?
Replace IC501
or IC601.
Yes
XMFD
IC501 (Pin 37)
No
Is there
a audio data
output?
No
Is there
abnormality at the
parts and patterns
in the output path?
Replace IC501
or IC601.
Yes
IC601 (Pin 3)
No
Is there
a audio data
input?
No
Is there
abnormality at the
parts and patterns
in the input path?
Replace IC651
or IC601.
IC651 (Pin 2)
No
Is there
a audio data
input?
No
Replace IC501
or IC601.
Yes
IC601 (Pin 13)
No
Is there
a LR clock
input?
No
Is there
abnormality at the
parts and patterns
in the input path?
Replace IC651
or IC601.
Yes
Replace IC501
or IC601.
XMBK
MCLK
IC501 (Pin 39)
No
Is there
a bit clock
output?
No
Is there
abnormality at the
parts and patterns
in the output path?
Yes
Yes
Replace IC501
or IC601.
IC601 (Pin 6)
No
Is there
a bit clock
input?
No
Is there
abnormality at the
parts and patterns
in the input path?
Yes
Replace IC651
or IC601.
IC651 (Pin 5)
No
Is there
a bit clock
input?
No
Is there
abnormality at the
parts and patterns
in the input path?
Yes
IC651 (Pin 14)
No
Is there
a LR clock
input?
No
Is there
abnormality at the
parts and patterns
in the input path?
To Step 5
Yes
IC601 (Pin 10)
No
No
Is there
abnormality at the
parts and patterns
in the input path?
Is there
a master clock input
(24.576 MHz)?
Replace IC651
or IC291.
Yes
IC651 (Pin 9)
No
No
Is there
abnormality at the
parts and patterns
in the path?
Is there
a master clock
(24.576 MHz)?
MCK1
Replace IC291
or IC101.
Yes
IC291 (Pin 3)
No
No
Is there
abnormality at the
parts and patterns
in the path?
Is there
a master clock
(24.576 MHz)?
Replace IC651
or IC291.
Yes
IC291 (Pin 1)
No
No
Is there
abnormality at the
parts and patterns
in the path?
Is there
a master clock
(24.576 MHz)?
Yes
IC651 (Pin 11)
No
No
Is there
abnormality at the
parts and patterns
in the input path?
Is there
a master clock input
(24.576 MHz)?
Is there
abnormality at the
parts and patterns
in the input path?
Step 5: Audio Clock (1st DSP from Switch)
• : KUXJ and KUXJCA types only