Sharp R-15AM Service Manual

28
R-15AM
Figure S-2. Control Unit Circuit
1
A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
23456
123456
A 3 A 1 A 5
NO NO
COM COM
B 1 B 2
+
—
+—
C3 0.1 /50v
C1 0.1 /50v
C30
R52 100k
SW60
SW61
SW62
SW63
R53 100k
C6 10 /50v C7 0.1 /50v
LIQUID CRYSTAL DISPLAY
IC-1
1
5 10 15
35 40 45
19
20
32
64
25
30
55
60
52
33 51
C2 470 /50v
+
—
C20
10
/50v
C21 0.1 /50v
C5
10G471K
VRS1
(J1)
C4
R3 4.7k
R5 240
R21 4.7k
CF1
CST4.00MGW
R10 4.7k
R4 4.7k
(J8)
(J6)
(J4)
(J2)
ZD1 HZ5C-2
ZD2 HZ4A2
ZD20
HZ20-1
R40 3.3k
R81 SEG20
SEG8SEG21
SEG22 SEG23
COM1 COM2 COM3 COM4
VLC
VSS
XIN
XOUT
K00 K01 K02 K03
TEST
RESET
HOLD
INT2
SEG7 SEG6 SEG5 SEG4 SEG3 SEG2 SEG1 SEG0
R73 R72 R71 R70 R63 R62 R61 R60 R53 R52
SEG19
SEG18
SEG17
SEG16
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
C3
C2
C1
SEG15
VDD
SEG14
SEG13
SEG12
SEG11
SEG10
SEG9
INT1
R83
R90
R91
R92
VDD
R40
R41
R42
R43
R50
R51
SP1
D20D21
D1 D3
LD1
WH-1 WH-2
R1 510 1w
R22 91 1/2w
R20 1k
R2 510 1w
LD2 LD3 LD4
D4
Q1 KRA101M
Q24 KRA101M
Q23 KRC243M
Q21 KRA223M
D23 D30
R32 10k
R30 15k R31 4.7k
SW50
C50
C51
R51 4.7k R50 4.7k
R60 4.7k
A B
C
Q22 KRA223M
Q20 2SB1238
Q3 2SB1238
Q40 KRA101M
Q2 DTA123ES
D1-D4 11ES1
CN-A
CN-B
AC230V 50Hz OVEN LAMP FAN MOTOR ANTENNA MOTOR HIGH VOLTAGE TRANSFORMER (COM.) HIGH VOLTAGE TRANSFORMER
NOTE :
: IF NOT SPECIFIED, 1/4W – 5%
2ND. INTERLOCK RELAY CONTROL SWITCH
T1
D2
a
1 3
6 4
b
RY1 RY2
D22
RY3
c
d
(J9)
(J7)
(J5)
(J3)
: IF NOT SPECIFIED, 0.01 F / 16V : IF NOT SPECIFIED, 1SS270A

Sharp R-15AM Specifications

General

Brand	Sharp
Model	R-15AM
Category	Microwave Oven
Language	English