Sharp R-820BK - Page 40

38
R-820BK
R-820BW
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. Power Unit Circuit
+
–
+
–
+
–
COM
N.O.
COM
N.O.
COM
N.O.
COM
N.O.
A 3
OVEN LAMP
TURNTABLE
MOTOR

BOTTOM
HEATER
TOP
HEATER
MICRO
DOOR SWITCH
OVEN THERMISTOR
AC120V
60Hz
LED
GND
VC
VA
VR
INT
BUZZER
FAN MOTOR
CONVECTION
MOTOR
N.C.
OVEN
THERMISTOR
N.C.
MICRO
OVEN LAMP
TURNTABLE
MOTOR
BOTTOM
HEATER
TOP
HEATER
DOOR
SWITCH
FAN MOTOR
CONVECTION
MOTOR
Q2 2SB1238
R4 27
R5 4.7k
R3 510 1/2w
R2 510 1/2w
RY5
RY6
RY4
Q3
DTD143ES
C5
10µ/35v
RY3
RY2
R6 3.3k
SP1
D5
D1
D1-4
11ES1
T1
D2
D4
c
d
ab
D3
4
6
1
8
VRS1
(J1)
C1 0.1µ/50v C3 0.1µ/50v
D12D11

RY1
D7D10D9D8
C4 10µ/35v C2 470µ/50v
10G471K
D6
A 1
B 2 B 1D 3 D 1
C12
C13
C17
C 7
C11
C 8
C14
C 6
C16
C15
C 5
C 4
C 9
C 1
C 3
C 2
C10
NOTE : IF NOT SPECIFIED, 1/4w ± 5%
: IF NOT SPECIFIED, 1SS270A
A 5