R-204(W)
27
1
A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
2
3
4
5
6
1
2
3
4
5
6
Figure S-2. Control Unit Circuit
A 3
C1 470
µ
/35v
D22
D21
R40 3.3k
R10 1k 1/2w
C2 0.1
µ
/50v
C21
10
µ
/35v
SP1
ZD1 HZ6A3
ZD2 HZ4A2
R3 4.7k
R20 4.7k
R8
6.8kF
R11 4.7k
IC-1
C61
C60
R61 10k
R62 4.7k
R63 4.7k
R60 10k
1
2
3
VR1 10kB
C10 0.1
µ
/50v
VRS1
(J1)
10G471K
T1
D1-D4
1N4005E
D1
D3
D4
R2 2k 1/2w
AC
AC
AC230V
50Hz
HIGH
VOLTAGE
TRANSFORMER
OVEN LAMP
FAN MOTOR
TURNTABLE
MOTOR
2ND.
INTERLOCK
RELAY
CONTROL
SWITCH
CN-A
CN-B
: IF NOT SPECIFIED, 1SS270A
: IF NOT SPECIFIED, 1/10W
±
5%
: IF NOT SPECIFIED, 0.01
µ
F/ 50V
R1 100 2w
Q1
KTA1274
C4 47
µ
/16v
VC
C5 0.1
µ
/50v
CNVSS
RESET
P21
INT
DOOR
BZ
P20
D5
D4
D3
D2
XOUT
D3
XIN
D4
VSS
D5
VDD
AIN2
AIN3
P00
P01
P02
P03
P10
P11
CNTR
INT
D0
D1
P20
C20 0.1
µ
/50v
C6
0.1
µ
/50v
R5 4.7k
R31 15k
R50 150 1/4w
R51 150 1/4w
R52 150 1/4w
R53 150 1/4w
R54 150 1/4w
R55 150 1/4w
LD5
L
D11
L
D17
LD23
LD4
L
D10
L
D16
LD22
LD3
L
D9
LD15
LD21
LD2
L
D8
LD14
LD20
LD1
L
D7
LD13
LD19
LD6
L
D12
L
D18
LD24
R32 4.7k
C8
C3
C11
33pFCH/50v
C30
12
4
12
13
Q40
KRA101M
Q22
KRA101M
Q20
KRA101M
Q21
KRC243M
ZD3
HZ12A3
Q24
KTA1274
Q2
KRA117M
Q10
KRA101M
Q53
KRA222M
Q52
KRA222M
Q51
KRA222M
Q50
KRA222M
R30 15k
SW1
C31
A
B
C
D2
b
a
c
RY2
RY1
D20
D
30
d
3
14
6
COM
N O
A 1
B 1
NOTE
B 2
+
–
+
–
+
–