VSX-1017AV-K
49
5
6
7
8
5
6
7
8
C
D
F
A
B
E
C
D
Yes
Yes
LLC1
Check
the
parts
and
patterns
in
the
path
(
I
C
4
01).
I
f
I
C
4
01
is
failure,
replace
I
C
4
01.
Check
the
parts
and
patterns
in
the
path.
I
f
I
C
4
01
is
failure,
replace
I
C
4
01.
I
C701
(Pin
4
8)
e
I
s
there
a
clock
(
2
7
MHz)
?
N
o
Yes
DACA
Check
the
parts
and
patterns
in
the
path.
I
f
I
C701
or
R7
3
1
or
R7
32
or
Q7
3
1
is
failure,
replace
it.
I
C701
(Pin
3
5)
I
s
there
a
composite
signal
?
N
o
P8
to
P15
I
C701
(Pins
2
to
9)
f
I
s
there
a
data
?
N
o
XVCRS
T
Diagnose
between
the
BR
I
DGE
1
-
L
Assy
and
MA
IN
Assy.
Diagnose
between
the
BR
I
DGE
1
-
L
Assy
and
MA
IN
Assy.
Diagnose
between
the
BR
I
DGE
1
-
L
Assy
and
MA
IN
Assy.
C
N
1001
(Pin
8)
A
I
s
the
voltage
"
H
"
(5
V)
?
N
o
g-1
Yes
CVBS
O
U
T
Check
the
parts
and
patterns
in
the
path.
I
f
Q7
3
1
or
R7
33
is
failure,
replace
Q7
3
1
or
R7
33
.
C
N
100
2
(Pin
3
)
I
s
there
a
composite
signal
?
N
o
a
Yes
Yes
Step
3-3:
Reset
Step
3-4:
I2C
Step
3-5:
VIDEO
CLK
,
DATA
Step
3-6:
Video
Output
Yes
DACB
Check
the
parts
and
patterns
in
the
path.
I
f
I
C701
or
R7
4
1
or
R7
42
or
Q7
4
1
is
failure,
replace
it.
I
C701
(Pin
33
)
I
s
there
a
Y
signal
?
N
o
g-2
N
o
C
N
1001
(Pin
6)
VCSDA
A
Does
a
signal
output
in
constant
period
(0
to
5
V)
?
N
o
C
N
1001
(Pin
7)
VCSCL
A
Does
a
clock
output
in
constant
period
(0
to
5
V)
?
VCSDA
N
o
Q
4
51
d-1
I
s
there
a
same
signal
as
VCSDA
(0
to
3
.
3
V)
?
Yes
Yes
Check
the
Q
4
51.
I
f
Q
4
51
is
failure,
replace
Q
4
51.
Check
the
Q
4
51.
I
f
Q
4
51
is
failure,
replace
Q
4
51.
VCSCL
N
o
Q
4
51
d-2
I
s
there
a
same
signal
as
VCSCL
(0
to
3
.
3
V)
?
Yes
C
N
100
2
(Pin
5)
I
s
there
a
Y
signal
?
N
o
SY
IN
Yes
a
a
Diagnose
between
the
BR
I
DGE
1
-
L
Assy
and
S.
V
I
DE
O
Assy.
C
N
100
2
(Pin
7)
I
s
there
a
C
signal
?
N
o
SC
IN
Yes
Diagnose
between
the
BR
I
DGE
1
-
L
Assy
and
S.
V
I
DE
O
Assy.
Note:
Check
is
unnecessary
because
component
input
does
not
convert
it.