VSX-LX50
36
1
2
3
4
1
2
3
4
C
D
F
A
B
E
•
:
KUXJ and KUXJ
/
CA types only
E
F
DI
R
D
I
C301
(
Pin 25
)
Y
es
Replace
I
C301
or
I
C601.
I
C601
(
Pin 14
)
N
o
I
s there
a LR clock
input?
N
o
I
s there
abnormality at the
parts and patterns
in the input path?
Y
es
HMCK
Replace
I
C651.
Replace
I
C651.
I
C651
(
Pin 10
)
N
o
N
o
I
s there
abnormality at the
parts and patterns
in the input path?
Y
es
HLR
I
C651
(
Pin 13
)
N
o
I
s there
a LR clock
input?
N
o
I
s there
abnormality at the
parts and patterns
in the input path?
Y
es
DI
RB
Replace
I
C301 or
I
C481 or
I
C651
(I
C601
)
.
I
C301
(
Pin 26
)
N
o
I
s there
a bit clock
input?
N
o
Y
es
Replace
I
C301
(I
C601
)
or
I
C651.
I
C651
(
Pin 14
)
N
o
I
s there
a LR clock
input?
N
o
I
s there
abnormality at the
parts and patterns
in the input path?
Y
es
Replace
I
C301
or
I
C601.
I
C601
(
Pin 5
)
N
o
I
s there
a bit clock
input?
N
o
I
s there
abnormality at the
parts and patterns
in the input path?
Y
es
Replace
I
C301
(I
C601
)
or
I
C651.
I
C651
(
Pin 5
)
N
o
I
s there
a bit clock
input?
N
o
I
s there
abnormality at the
parts and patterns
in the input path?
Y
es
Replace
I
C301
or
I
C651
(I
C601
)
.
N
o
I
s there
a audio data
output?
N
o
I
s there
abnormality at the
parts and patterns
in the output path?
I
C601
(
Pin 2
)
Y
es
Replace
I
C301
or
I
C601.
N
o
I
s there
a audio data
input?
N
o
I
s there
abnormality at the
parts and patterns
in the input path?
I
C651
(
Pin 2
)
Y
es
Replace
I
C301
(I
C601
)
or
I
C651.
N
o
I
s there
a audio data
input?
N
o
I
s there
abnormality at the
parts and patterns
in the input path?
Replace
I
C481.
S
tep
4-3-1:
When
a
sound
is
not
out
with
the
H
D
M
I
(
When
the
source
is
“
dts
H
D
Master
A
udio
”
,
“D
olby
T
rue
H
D”
,
“PC
M
or
LPC
M
at
or
above
the
sampling
rate
of
88
.2
kH
z”
or
“LPC
M
Multi
ch
”)
To Step 5-1
I
s there
a
DI
RB output
o
f
I
C301-pin 26
?
Y
es
Check the parts and
patterns in the input path.
Y
es
D
AUX
I
C481
(
Pin 9
)
N
o
I
s there
a audio data
output?
N
o
I
s the
voltage o
f
I
C481-
pin 13
(
P
DN)
3.3
V
?
Y
es
Check the path to the
microcomputer.
Check the path to the microcomputer.
I
C651
(
Pin 1
)
H
D
SW
I
s the voltage
3.3
V
?
N
o
Y
es
I
s there
a master clock input
(
24.576 MH
z)
?