VSX-LX50
42
1
2
3
4
1
2
3
4
C
D
F
A
B
E
K
L
I
C101 P12
(
R126
(
2
))
N
o
N
o
D
T2O
Y
es
To Step 7
F
ailure in 1st
D
SP block,
Go to Step 8.
F
ailure in 1st
D
SP block,
Go to Step 8.
N
o
F
ailure in 1st
D
SP block,
Go to Step 8.
Replace
I
C201.
I
s there
abnormality at the
parts and patterns
in the path?
Check the
f
ollo
w
ing points
w
hen the source is
Muiti ch.
I
s there
a audio data
(w
ith Cch source
)
?
I
C101 P11
(
R126
(
3
))
N
o
D
T1O
Y
es
I
s there
abnormality at the
parts and patterns
in the path?
I
s there
a audio data
(w
ith Sch source
)
?
N
o
I
C201
(
Pin 80
)
N
o
Y
es
I
s there
abnormality at the
parts and patterns
in the path?
I
s there
a audio data
(w
ith Sch source
)
?
Replace
I
C201.
I
C201
(
Pin 58
)
N
o
N
o
Y
es
I
s there
abnormality at the
parts and patterns
in the path?
I
s there
a audio data
(w
ith Cch source
)
?
I
C101 P13
(
R126
(
1
))
N
o
N
o
D
T3O
Y
es
I
s there
abnormality at the
parts and patterns
in the path?
I
s there
a audio data
(w
ith SBch source
)
?
Replace
I
C201.
I
C201
(
Pin 59
)
N
o
N
o
Y
es
I
s there
abnormality at the
parts and patterns
in the path?
I
s there
a audio data
(w
ith SBch source
)
?
Y
es
N
o
N
o
I
s there
abnormality at the
parts and patterns
in the path?
Y
es
I
C751
(
Pin 21
)
N
o
N
o
Check the path to
the microcomputer.
I
C701
(
Pins 23,24
)
S
tep
7
:
A
udio
C
lock
(
from
2
nd
DSP
to
the
DAC
output
)
I
C701
(
Pin 21
)
D
ARST
N
o
Y
es
I
s the
voltage o
f
reset
input 3.3
V
?
I
s the
voltage o
f
reset
input 3.3
V
?
Replace
I
C701
or
I
C751.
N
o
Check the path to
the microcomputer.
Replace
I
C701
or
I
C751.
Replace
I
C701
or
I
C751.
Y
es
N
o
N
o
I
s there
abnormality at the
parts and patterns
in the path?
LSS
D
A, LSSCL
I
C751
(
Pins 23,24
)
Replace
I
C701
or
I
C751.
Replace
I
C291
or
I
C401.
MCLK
MCK3
Replace
I
C291.
Y
es
I
C291
(
Pin 13
)
N
o
N
o
I
s there
abnormality at the
parts and patterns
in the input path?
I
s there
a master clock input
(
24.576 MH
z)
?
Y
es
I
C401
(
Pin 1
)
N
o
N
o
I
s there
abnormality at the
parts and patterns
in the input path?
I
s there
a master clock input
(
24.576 MH
z)
?
Replace
I
C291,
I
C701 or
I
C751.
Y
es
I
C291
(
Pin 11
)
N
o
N
o
I
s there
abnormality at the
parts and patterns
in the output path?
I
s there
a master clock output
(
24.576 MH
z)
?
Replace
I
C291,
I
C701 or
I
C751.
Y
es
I
C701
(
Pin 2
)
N
o
N
o
I
s there
abnormality at the
parts and patterns
in the input path?
I
s there
a master clock input
(
24.576 MH
z)
?
I
s the
control signal visible
w
hen the delay amount
is changed?
I
s the
control signal visible
w
hen the delay amount
is changed?
Содержание VSX-LX50
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