Sharp 21AXS500, Руководство по обслуживанию

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14
1
4
-1
1
4
-2
N
O
RA
ST
ER
B
lo
w
n
o
u
t.
Re
p
la
ce
th
e
fu
se
.
C
h
ec
k
IC
70
1,
D
70
1
an
d
C
70
5.
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e
fu
se
is
b
lo
w
n
o
u
t
ag
ai
n
.
D
o
es
h
o
ri
zo
n
ta
l
ci
rc
u
it
o
sc
ill
at
e
?
C
h
ec
k
T7
01
p
in
(8
)
vo
lt
ag
e
(A
p
p
ro
x.
31
0V
at
22
0V
A
C
)
C
h
ec
k
F7
01
.
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h
ec
k
Se
co
n
d
ar
y
M
ai
n
+
B
(A
p
p
ro
x.
12
5V
)
C
h
ec
k
C
RT
co
n
n
ec
to
r
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-
w
ir
e
an
d
th
e
si
g
n
al
o
n
it
.
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h
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k
IC
10
01
p
in
20
.
C
h
ec
k
18
5V
B
ia
s
o
n
C
RT
b
o
ar
d
.
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h
ec
k
IC
10
01
.
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h
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ki
n
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e
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ro
te
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o
r
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k
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76
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fo
r
8V
re
g
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la
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ci
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it
,
IC
75
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r
3.
3V
re
g
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la
to
r
ci
rc
u
it
an
d
IC
75
2,
D
72
4,
D
72
5
fo
r
5V
re
g
u
la
to
r
ci
rc
u
it
.
C
h
ec
k
D
75
1,
IC
70
2
an
d
IC
70
3
C
h
ec
k
N
R7
01
.
N
o
rm
al
N
o
rm
al
C
h
ec
k
Q
60
1,
Q
60
2
an
d
Q
80
3
N
O
PI
C
TU
RE
,
N
O
SO
U
N
D
N
o
sn
o
w
n
o
is
e.
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o
es
n
o
is
e
o
r
si
g
n
al
ap
p
ea
r
at
p
in
(3
4)
o
f
IC
10
01
?
N
o
is
e
in
cr
ea
se
s
b
u
t
n
o
si
g
n
al
is
re
ce
iv
ed
.
C
h
ec
k
th
e
tu
n
er
su
p
p
ly
vo
lt
ag
e
LB
m
u
st
ap
p
ro
x.
5V
.
B
T
m
u
st
b
e
ap
p
ro
x.
33
V
.
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n
d
ch
ec
k
th
e
C
H
p
re
se
t
d
at
a.
C
h
ec
k
th
e
tu
n
er
A
G
C
at
JA
40
2.
C
h
ec
k
IC
10
01
an
d
re
la
te
d
ci
rc
u
it
.
C
h
ec
k
p
in
(1
)
o
f
SF
20
1,
Tu
n
er
an
d
re
la
te
d
ci
rc
u
it
.
C
h
ec
k
p
in
(4
0)
at
IC
10
01
an
d
re
la
te
d
ci
rc
u
it
.
C
h
ec
k
p
in
(4
0)
o
f
IC
10
01
,
Tu
n
er
an
d
re
la
te
d
ci
rc
u
it
.
D
o
es
th
e
n
o
is
e
le
ve
l
in
cr
ea
se
at
m
ax
.
C
o
n
tr
as
t,
B
ri
g
h
tn
es
s
an
d
So
u
n
d
co
n
tr
o
ls
?
C
IR
C
U
IT
S
TO
B
E
C
H
EC
K
ED
:
Tu
n
er
.
PI
F.
A
u
to
m
at
ic
G
ai
n
C
o
n
tr
o
l.
(5
V
),
(3
2V
)
Po
w
er
So
u
rc
e.
D
o
es
n
o
is
e
o
r
si
g
n
al
ap
p
ea
r
at
p
in
(4
5)
an
d
(4
6)
o
f
IC
10
01
?
N
O
V
E
R
T
IC
A
L
S
C
A
N
C
h
e
ck
IC
5
0
1
.
C
h
e
ck
C
5
1
1
a
n
d
C
5
1
6
.
C
h
e
ck
IC
5
0
1
b
ia
s.