Power Unit Circuit - Sharp R-380E Service Manual

R-380E
1
A
B
CN-A
C
A 1
AC
A 2
D
NO
AC
OVEN LAMP
TURNTABLE COM
MOTOR
E
FAN MOTOR
NO
MICRO
COM
B 2
2ND. INTERLOCK
F
RELAY CONTROL
B 1
SWITCH
G
H
1
2 3
D1-D4
T1
11ES1
d
a
b
c
RY1
RY2
Figure S-2. Power unit Circuit
2 3
4
Q2 2SB1238
R4 27
D5 D6
R5 4.7k
1SS270A 1SS270A
+
–
Q1 2SB1238
R2 680 1/2w
SP1 PKM22EPT
Q3 KRC243M
+
–
4
30
5 6
CN-C
12PIN LEAD
WIRE HARNESS
C10
LED
C 2 GND
+
–
VC
C 3
R3 510 1/2w
C 1
VA
C 4
INT
VR
C 9
C 5
BUZZER
R6 3.3k
OVEN LAMP
C 6
TURNTABLE
MOTOR
FAN MOTOR
C 7 MICRO
C 8 NC
C11 NC
2ND. INTERLOCK
RELAY CONTROL
C12
SWITCH
5 6
A
B
C
D
E
F
G
H