Sharp R-230HW Service Manual page 31

Service manual
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D1-D4
1N4002
D3
D1
D4
D2
T1
d
a
b
AC(N)
A3
c
CN-A
AC120V
60Hz
OVEN LAMP
RY1
TURNTABLE
A1
MOTOR
Q21
FAN MOTOR
DTD143ES
RY2
COM
MICRO
AC(H)
NO
B1
B2
DOOR
CN-B
SENSING
SWITCH
NOTE
: IF NOT SPECIFIED, 1/10W
: IF NOT SPECIFIED, 1SS270A
POWER UNIT
+
+
R4 910 1/2w
SP1
+
Q22
DTA123JS
D40
5%
GND
RST
Q1
2SA1037AK
- 5V
INT
Q10
DTA143EAK
VR
P42
P41
P40
Q30
BZ
DTA143EAK
Q20
DTA143EAK
COM
C20
0.1 /25v
M
R41 15k
DOOR
R75 220k
R76 220k
CPU UNIT
R77 220k
R78 220k
LIQUID CRYSTAL DISPLAY
ON DEF. LBS QTY. CHECK
C5
0.1 /25v
C6
0.1 /25v
1
RESET
TEST
VSS
OSC3
44
OSC4
SEG12
VD1
SEG11
VDD
C7
SEG10
AVDD
0.1
SEG9
IC - 1
/25v
AVREF
SEG8
AVSS
SEG7
SEG6
SEG5
SEG4
SEG3
SEG2
SEG1
SEG0
P40
P41
COM3
COM2
P42
P43
30
14
G 1
G 2
G 3
G 4
6
2
G 7
3
5
4
G 8
TIMER
0
1
G 9
CLOCK
9
8
7
G10
KEY UNIT
G 5
G 6
MINUTE
COOK
PULS
POWER
POPCORN
LEVEL
STOP
DEFROST
CLEAR
START
REHEAT

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