Cpu Unit Circuit - Sharp R-501FK Service Manual

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41
P R E S E T
LE D
45
40
G ND
Q1
2S A1037AK
42
V C
44
INT
46
AN7
47
AN6
48
AN5
49
AN4
50
B UZZE R
Q30
DT A143E K A
43
V R
OV E N LAMP
F AN MOT OR
51
T UR NT AB LE
Q20
MOT OR
DT A143E K A
MIC R O
52
53
D20
DOOR
S E NS ING
54
S WIT C H
R 41 15k
NOT E
: IF NOT S P C IF IE D, 1/16W ± 5%
Q2
R 4 4.7k
2S A1037AK
Q10
DT A143E K A
C 20
0.1µ/50v
Q22
DT A123J K A
C F 1
F C R 4.0MC 5M3
R 68 15k
R 69 15k
R 70 15k
R 71 15k
R 72 15k
R 73 15k
Figure S-3. CPU Unit Circuit
LS I UNIT
G ND
1
V L2
V L1
AN7
AN6
5
AN5
AN4
P 63
AN2
AN1
10
AN0
P 57
P 56
P 55
C NT R 0
P 53
15
P 52
P 51
P 50
P 47
P 46
20
P 45
P 44
P 43
INT 0
24
R 90 15k
8
P OP C OR N
K E Y UNIT
LIQUID C R Y S T AL DIS P LAY
NO.
LB S .
C UP S
K G OZ.
C OOK
DE F R OS T S E NS OR
AUT O
64
S E G 8
S E G 9
S E G 10
S E G 11
60
S E G 12
S E G 13
S E G 14
S E G 15
S E G 16
55
S E G 17
IC 1
S E G 18
S E G 19
S E G 20
S E G 21
50
P 06
P 07
P 10
P 11
P 12
45
P 13
P 14
P 15
P 16
P 17
41
7
6
5
4
3
2
2
S T AR T
T IME R
1
5
9
DE F R OS T
C LOC K
S T OP
4
8
3
C OOK
C LE AR
P OWE R
7
0
6
R E HE AT
LE V E L
%
1
MINUT E
P LUS

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