Service manual
R-55TS-F
35
6
45
1
2
3
6
45
1
2
3
A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
Figure S-2. Control Unit Circuit
T1
D1
D2
D3
D4
Q1
Q23
RY3
RY2
4.7K
R30
4
6
1
3
A1
A5
d
a
c
b
N.O.
COM
COM
N.O.
N.O.
COM
A3
15K
R1
COM
Q26
Q24
Q22
B3
Q25
1W 360
R2
RY5
RY4
RY1
Q21
C20
0.1u
50V
C3
Q2
R50
R51
R52
R53
4.7K
100K
100K
C53
SW1A
B1
KRC243M
VC
VR
CN-C
PCJ-124D3M
J9
10K
R20
R21
R45
R41
SW2
SW6
(R69)
(R68)
100K
x4
SW4
D81
D82
N.O.
B2
DU24D1-1P(R)M
D80
47
KRA101M
KRA101M
KRA101M
KRA101M
KRA101M
KRA101M
50V/0.1u
50V/0.1u
PA111DR
POWER UNIT
REQUID CRYSTAL DISPLAY
I-1
GND
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
P41
P40
RESET
P71
P70
XIN
XOUT
VSS
P27
P26
P25
P24
P32
P22
P21
P20
VL3
COM0
COM1
COM2
COM3
AVSS
VREF
VCC
SEG0
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG0
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
COM2
COM1
COM0
VL2
VL1
AN7
AN6
AN5
AN4
AN3
AN2
P60
P61
P57
P56
P55
P54
P53
P52
P51
P50
P47
P46
P45
P44
INT1
INT0
SEG8
SEG9
SEG10
SEG11
SEG12
P35
P36
P37
P00
P01
P02
P03
P04
P05
P06
P07
P10
P11
P12
P13
P14
P15
P16
P17
A1267Y
1W 360
SP1
R80
KRA101M
Q40
Q80
KRC105M
C54
(R71)
9
10
11
12
12 3
45678
45678
12 3
(R70)
9
10
11
12
CSTCC4.00MGW
CF1
R64 1.5K
R63 1.5K
R62 1.5K
R61 1.5K
R60 1.5K
R65 1.5K
R66 1.5K
R67 1.5K
(C63)
(J80)
10K x 3
10K 1K
R8
R7
R6
J6
J7
J5
J3
C7
C4
C6
C2
C1
(J1)
VRS1
10G471K
R5
R40
R31
C30
4.7K
50V/ 470u or 330u
3.3K
C1
A
B
C
C2
D26
D22
D23
D21
D24
D25
1N4002L
4.7K
R4
HZ4B3
15K
1K
R3
ZD1
50V/10u
50V/ 01.u
(J4)
(J2)
50V/0.1u
R12
4.7K
(C62)
(C61)
(C60) 330p x 4
SW1
START/
MINUTE
PLUS
STOP/
CLEAR
SW3
EXPRESS
DEFROST
FRESH
VEGETA-
BLES
SW5
REHEAT
TOAST
BAKE
SW9
SW13
SNACKS
SW14
BAKE
SW15
MICRO
GRILL
SW10
SW11
SW7
SW8
SW12
TIMER/
CLOCK
POP-
CORN
FROZEN
ENTREE
BEVE-
RAGE
C52
16Vx2
0.047u /
(C50)
(C51)
KRC105M
Q81
24KF
12P HARNESS
WH-B
ENCODER
SW UNIT
( )
NOTE
:IF NOT SPECIFIED 1/4W _5%
:IF NOT SPECIFIED 1SS270A
:IF NOT SPECIFIED 0.01uF/16V
:check point
: NOT INSERT PARTS
D30
DOOR
SENSING
SW
CN-B
LOWER
HEATER
OVEN LAMP
TURENTABLE
MOTOR
UPPER
HEATER
POWER
TRANSFORMER
DU24D1-1P(R)M
DU24D1-1P(R)M
DU24D1-1P(R)M
50V/0.1u
1N4002N x4
+