Sharp 21AXS500, Service Manual

Page: 15 / 24

15
1
5
-1
1
5
-2
D
o
e
s
si
g
n
a
la
p
p
e
a
r
a
t
p
in
s
(2
)
a
n
d
(4
)
o
f
IC
3
0
1
?
N
O
S
O
U
N
D
C
IR
C
U
IT
S
T
O
B
E
C
H
E
C
K
E
D
:
S
o
u
n
d
D
e
te
ct
o
r
C
ir
cu
it.
S
o
u
n
d
S
w
itc
h
a
n
d
A
tt
.
C
o
n
tr
o
l.
A
u
d
io
O
u
tp
u
t
C
ir
cu
it.
C
h
e
ck
T
V
so
u
n
d
fr
o
m
p
in
(2
5
)
&
p
in
(2
6
)
o
f
IC
1
0
0
1
.
N
E
IT
H
E
R
V
E
R
T
IC
A
L
N
O
R
H
O
R
IZ
O
N
T
A
L
S
Y
N
C
H
R
O
N
IZ
A
T
IO
N
C
IR
C
U
IT
T
O
B
E
C
H
E
C
K
E
D
:
S
yn
c.
S
e
p
a
ra
to
r
C
ir
cu
it.
C
h
e
ck
p
in
s
(2
0
),
(2
1
),
(4
7
)
a
n
d
(4
8
)
o
f
IC
1
0
0
1
.
C
h
e
ck
S
p
e
a
ke
r.
C
h
e
ck
IC
3
0
1
a
n
d
p
e
ri
p
h
e
ra
lc
ir
cu
it.
D
o
e
s
si
g
n
a
la
p
p
e
a
r
a
t
p
in
s
(1
1
)
a
n
d
(1
2
)
o
f
IC
3
8
0
1
?
Y
ES
(S
ig
n
a
l)
V
e
rt
ic
a
ll
in
e
a
ri
ty
a
n
d
si
ze
a
re
a
b
n
o
rm
a
l.
D
E
F
E
C
T
IV
E
V
E
R
T
IC
A
L
A
M
P
.
A
N
D
V
E
R
T
IC
A
L
L
IN
E
A
R
IT
Y
R
e
-a
d
ju
st
ve
rt
ic
a
ls
iz
e
.
(B
u
s
D
a
ta
)
C
h
e
ck
R
5
0
3
,
R
5
0
6
a
n
d
R
5
2
1
.
N
O
S
P
E
C
IF
IC
C
O
L
O
U
R
Is
so
m
e
co
lo
u
r
p
ro
d
u
ce
d
in
B
/W
b
ro
a
d
ca
st
re
ce
p
tio
n
?
Is
th
e
w
h
ite
b
a
la
n
ce
p
ro
p
e
rl
y
a
d
ju
st
e
d
?
R
e
-a
d
ju
st
th
e
w
h
ite
b
a
la
n
ce
.
T
h
e
p
ic
tu
re
co
lo
u
r
is
ye
llo
w
.
T
h
e
p
ic
tu
re
co
lo
u
r
is
m
a
g
e
n
ta
.
T
h
e
p
ic
tu
re
co
lo
u
r
is
cy
a
n
.
C
h
e
ck
IC
8
5
1
p
in
(9
)
a
n
d
its
a
d
ja
ce
n
t
ci
rc
u
its
.
C
h
e
ck
IC
8
5
1
p
in
(8
)
a
n
d
its
a
d
ja
ce
n
t
ci
rc
u
its
.
C
h
e
ck
IC
8
5
1
p
in
(7
)
a
n
d
its
a
d
ja
ce
n
t
ci
rc
u
its
.
C
h
e
ck
IC
1
0
0
1
.
C
h
e
ck
IC
1
0
0
1
a
n
d
b
ia
s
co
n
tr
o
lc
ir
cu
it.
N
O
C
O
L
O
U
R
“P
A
L
/
S
E
C
A
M
/
N
T
S
C
”
(N
O
C
O
L
O
U
R
S
Y
N
C
H
R
O
N
IZ
A
T
IO
N
)
C
h
e
ck
X
8
0
1
(2
4
.5
7
6
M
H
z)