Sharp R-21LTF User Manual

R21LTF
12 – 2
[2] Control Panel Circuit (Figure S-2a and S-2b)
1. R21LTF
Figure S-2. Control Panel Circuit for R-21LTF
IF NOT SPECIFIED 1/4W J(±5%) IF NOT SPECIFIED 0.01uF 16V IF NOT SPECIFIED 1SS133 or 1SS270A
1 2 3
A3 A5
d
b
a
c
VRS1
D2
D4
A7
(J1)
T1
D1
D3
+ -
RY3
D20D21
or
RY2
MICRO
OL FM
TTM
+ -
C1 2200u/25V
C2 0.1u/50V
C3 47u/10V
C4 0.1u/50V
C9 0.1u/50V
Q3 DTC143ESA
R3
ZD2 HZ4A2
4.7K
C7
R4 4.7K
C8
0.1u/50V
+
-
+ -
1
4
8 5
A0 A1 A2
VSS
VCC
TEST
SCL
SDA
B1 B2
D23
C3047u/10V
C31
IC2
R70 4.7K
C70
01
02
03
04
05
06
07
01
161
98
11
12
13
14
15
16
17
GND
VCC
VEE
AVSS
VREF
AN7 AN6 AN5 AN4 AN3 AN2 AN1 AN0
P55 P54 P53 P52 P51 P50 P47 P46 P45 P44 P43 P42
INTI
INTO
RESET
P71 P70
XIN
P30 P31 P32 P33 P34 P35
P36 P37 P00 P01 P02 P03
P04 P05 P06 P07 P10 P11
P12 P13 P14 P15 P16 P17
P20 P21 P22 P23 P24 P25
XOUT
VSS
P26 P27
IC1
IZA897
R33 4.7K
R31
15K
+ -
ON
DEF. ON. X2
+ -
C5
C6
(J3)
(J6)
(J5)
R5 4.7K
CF1
CSTLS4M00G56P18
R50
R54
R58
R51
R52
R53
R55
R56
R57
100 X 9
LED 1
R40 2.7K
SP1
Q2 DTA123ESA
IC3
KD65004AP
47u/10V
0.1u/50V
G12 G11 G10 G9
G1 G2 G3 G4 G5 G6 G7 G8
R88
R87
R86
R85
R84
4.7K X 5
R80 R81 R82
R83
4.7K x 4
SELECTA
POWER
SELECTA
TIME
5 6
DOUBLE
QUANTITY
EXPRESS
DEFROST
3 4
START
STOP/
CLEAR
1
11 12
13 14
15 16
19 20 17 18
2
SET
CHECK
SIGNAL
KEY UNIT
7 8 9 0
CN-G
R32 2.7K
R30 100
R71 4.7K
DOOR SW
CN-B B2P-VH
1N4002
D70
Q22 DTD143ES
DU12D1-1P(M)R
G5JS-1A-S 12VDC
OMIF-S-112LM
Q20 DTB143ES
C21 10u/25V
Q21 DTC143ESA
C20 0.1u/50V
(J4)
AC120V 60Hz
CN-A B3P5-VH
1N40024
Q1 KIA7805API
CHECK
JA

Sharp R-21LTF Specifications

General

Brand	Sharp
Model	R-21LTF
Category	Microwave Oven
Language	English