VSX-LX50
39
5
6
7
8
5
6
7
8
C
D
F
A
B
E
•
:
KUXJ and KUXJ
/
CA types only
Replace
I
C301
or
I
C651.
Replace
I
C301
or
I
C651.
Y
es
DI
RL
DI
R
D
N
o
N
o
I
s there
abnormality at the
parts and patterns in
the input path?
I
s the
voltage o
f
I
C301-
pin36
(D
R
E
RR3
)
0
V
?
Y
es
N
o
N
o
N
o
Y
es
I
s there a
master clock output
(
24.576 MH
z)
?
I
C651
(
Pin 11
)
Replace
I
C301
or
I
C651.
Y
es
N
o
N
o
I
s there
abnormality at the
parts and patterns in
the output path?
I
s there
a LR clock
output?
I
s there
a audio data
output?
I
s there
a LR clock
intput?
I
C301
(
Pin 24
)
Replace
I
C301
or
I
C651.
Y
es
N
o
N
o
I
s there
abnormality at the
parts and patterns in
the input path?
I
C651
(
Pin 14
)
Replace
I
C301
or
I
C651.
Y
es
N
o
N
o
I
C301
(
Pin 25
)
Replace
I
C301
or
I
C651.
Y
es
N
o
N
o
I
s there
abnormality at the
parts and patterns in
the input path?
I
C651
(
Pin 2
)
Replace
I
C301
or
I
C651.
Y
es
N
o
N
o
I
s there
a bit clock
output?
I
C301
(
Pin 26
)
Replace
I
C301
or
I
C651.
Y
es
N
o
N
o
I
s there
abnormality at the
parts and patterns in
the input path?
I
s there
a bit clock
intput?
I
C651
(
Pin 5
)
Check the path to
the microcomputer.
I
s the
voltage o
f
I
C301-pin31
(
P
DN)
3.3
V
?
I
s there
abnormality at the
parts and patterns in
the output path?
I
s there
a audio data
intput?
I
s there a
master clock input
(
24.576 MH
z)
?
I
s there
abnormality at the
parts and patterns in
the output path?
To Step 5-1
H
I
MCLK
Replace
I
C651 or,
w
hen
I
C101 is de
f
ective,
Replace the Assy.
Replace
I
C651 or,
w
hen
I
C101 is de
f
ective,
Replace the Assy.
Replace
I
C651 or,
w
hen
I
C101 is de
f
ective,
Replace the Assy.
Replace
I
C651 or,
w
hen
I
C101 is de
f
ective,
Replace the Assy.
Replace
I
C651 or,
w
hen
I
C101 is de
f
ective,
Replace the Assy.
Replace
I
C651 or,
w
hen
I
C101 is de
f
ective,
Replace the Assy.
Y
es
I
C651
(
Pin 9
)
N
o
N
o
I
s there
abnormality at the
parts and patterns
in the path?
I
s there
a master clock
(
24.576 MH
z)
?
MCK1
Y
es
I
C291
(
Pin 3
)
N
o
N
o
I
s there
abnormality at the
parts and patterns
in the path?
I
s there
a master clock
(
24.576 MH
z)
?
Y
es
I
C291
(
Pin 1
)
N
o
N
o
I
s there
abnormality at the
parts and patterns
in the path?
I
s there
a master clock
(
24.576 MH
z)
?
S
tep
5-1:
A
udio
C
lock
(
from
S
witch
to
1st
DSP)
Y
es
LCK1
I
C651
(
Pin 12
)
N
o
I
s there
a LR clock
?
N
o
I
s there
abnormality at the
parts and patterns
in the path?
I
C101 H13
(
R114
)
Y
es
I
C101
F
14
(
R112
)
N
o
N
o
I
s there
abnormality at the
parts and patterns
in the path?
I
s there
a master clock
(
24.576 MH
z)
?
Y
es
N
o
I
s there
a LR clock
?
N
o
I
s there
abnormality at the
parts and patterns
in the path?