Sharp AL-1611, Service Manual

Page: 76 / 140

AL-1611/AL-1622 ELECTRICAL SECTION
13 – 1
[13] ELECTRICAL SECTION
1. OUTLINE
A. BLOCK DIAGRAM
MCU-PWB
CC
D
-PW
B
A
PC-PW
B
S
P
F
-SEN
-PWB
S
P
F
-C
O
N
-PW
B
2nd
C
S
-PWB
HIGH V
O
LT
A
G
E
U
N
IT
PWB
P
O
W
E
R
S
UPP
L
Y
PWB
P
S
-F
A
N
P
S
-S
W
P
olygo
n
-M
otor
M
irror
-M
otor
S
P
F
-M
otor
S
P
F
-C
LH
S
P
F
-R
S
O
L
D
sub
-2
5p
in
S
P
F
-G
S
O
L
S
P
F
-P
S
O
L
L
1
L
2
F
us
e
r-
L
am
p
C
o
p
y
-L
am
p
D
o
w
n
-L
o
a
d
-C
O
N
P
IC
K
UP
S
O
L
1
FEE
D
S
O
L
1
P
IC
K
UP
S
O
L
2
T
o
n
e
r-M
o
tor
M
A
IN
-M
otor
TH
E
R
M
IS
T
E
R
O
P
E
R
A
TI
O
N
P
A
NE
L
E
R
D
H
-O
P-PWB
C
O
P
Y
-O
P-PWB
C
A
SS
1
PP
D
1
D
R
S
1
C
SS
1
C
A
SS
2
PP
D
2
C
A
SS
:C
S
U
N
IT
D
E
T
E
C
T
O
R
C
SS
:P
A
P
E
R
D
E
T
E
C
T
O
R
PP
D
:P
A
P
E
R
P
A
SS
D
E
T
E
C
T
O
R
D
R
S
:D
OO
R
D
E
T
E
C
T
O
R
H
A
N
D
P
IC
K
UP
S
O
L
C
N
1
5
C
N
1
9
P
S
R
O
LL
E
R
S
O
L
C
N
1
8
C
N
1
0
C
N
1
3
C
N
1
2
B
D
-PWB
L
S
U-PWB
C
N
4
C
N
3
1
C
N
6
C
N
5
C
N
11
F
U
SE
R
C
OO
LI
N
G
F
A
N
C
N
2
3
C
N
2
4
D
R
UM
I
N
ITI
A
L
S
W
IT
C
H
C
N
1
6
C
N
2
0
C
N
3
5
C
N
2
C
N
1
S
ID
E
C
O
V
E
R
C
A
SE
TT
E
S
W
IT
C
H
S
W
IT
C
H
C
N
1
4
C
N
22
D
E
V
SENS
O
R
C
N
2
7
C
A
SE
TT
E
P
IC
K
UP
S
O
L
H
A
N
D
P
A
P
E
R
E
MP
T
Y
SENS
O
R
C
A
SE
TT
E
P
A
P
E
R
E
MP
T
Y
SENS
O
R
C
N
3
2
C
N
33
P
A
P
E
R
I
N
SENS
O
R
C
N
2
8
S
C
A
NNE
R
H
P
SENS
O
R
S
C
A
NNE
R
C
O
V
E
R
S
W
IT
C
H
C
N
2
9
C
N
1
7
C
N
2
6
O
N
L
Y
A
L
-1
6
22
O
N
L
Y
A
L
-1
6
22
C
O
P
Y
L
A
MP
U
N
IT
L
A
MP
D
R
IV
E
PWB
L
A
SE
R
S
C
A
N
U
N
IT
CPU
CPU
C
N
3
6
I/
O
E
X
P
A
N
D
A
S
IC
G
R
A
P
HI
C
A
S
IC
C
N
3
8
C
R
UM
U
N
IT