Sharp R-950A Service Manual

R-950A
35
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. Contrl Panel Circuit
+
–
+
–
+
–
+
–
+
–
A7 A1 A3 A5
E1 E2 E6 E5 E3 E4
G 1 G 2 G 3 G 4
G 5 G 6 G 7 G 8 G 9 G10 G11 G12
NO NO NO
COM COM COM
VRS1
C1 0.1µ/50v
C22 0.1µ/50v
C5 0.1µ/50v
C9 0.01µ/50v
C6 10µ/35v
C2 1000µ/35v
ZD3
C11
22µ
/25v
ZD4
HZ5C2
HZ4A2
C7
R7 4.7k
(J1)
D20D21D22D24
C20 10µ/35v
C21 0.1µ/50v
R30 15k
R50 15k
R63 100F
R64 2.2kF
R70 3.3k
IC1 IZA850DR
R71 3.3k
R72 3.3k
R73 3.3k
R74
3.3k
R75
3.3k
R76
3.3k
R79
3.3k
R80
3.3k
R81
3.3k
R77
3.3k
R78
3.3k
D70
D71
D72
D73
D74
D75
D76
D77
(J2)
(J4)
(J5)
(J6)
(J3)
(J7)
7G 28
6G 27
5G 26
4G 25
3G 24
2G 23
1G 22
P16
P15
P14
P13
P12
P11
P10
20
19
18
17
16
15
13
P9 12
P8 11
P7 10
P6 9
8
7
6
5
4
P5
P4
P3
P2
P1
R91
R92
R93
100k
100k
100k
D25D26
D31
D23
SP40
R40 3.3k
R8 4.7k
C8
ba
c
d
10G471K
T1
D1
D2
RY4
RY5
DAMPER MOTOR
AC220V 50Hz
CONV. MOTOR FAN MOTOR POWER TRANSFORMER COMVECTION HEATER
DOOR SWITCH
DAMPER SWITCH
OVEN THERMISTOR
OVEN LAMP TURNTABLE MOTOR
RY6 RY2
D30
RY3 RY1
R31 4.7k
R51 4.7k
R62 75kF
CF1 4.19MHz
C70 330pF x 4
C30 C50 C60
D3
D4
D7
Q4 DTA123ES
Q3 KRA101M
Q90 KRA101M
Q91 KRA101M
Q40 KRA101M
Q21 KRA101M Q22 KRA101M
Q27 KRA223M
Q24 KRA223M Q25 KRA223M
Q23 KRA101M
Q60 KRC101M
Q26 KRC243M
Q20 KRA101M
R10 18 1w
CONTROL UNIT
C10 0.1µ/50v
(VP)
(VP)
F F
8G
31, 32
1, 2
29
P17 21
R90 100k
R94 100k
FLUORESCENT DISPLAY TUBE
NOTE : IF NOT SPECIFIED. 1/4w ± 5%
: IF NOT SPECIFIED. 0.01µ/16v : IF NOT SPECIFIED. 1SS270A
R11 18 1w
R3 470 1w
D1-4 : 11ES1
R4 470 1w
1
5 4
8
7
3

VREF
AN7 AN6 AN5 AN4 AN3 AN2 AN1 AN0
P55 P54 P53 P52 P51 P50 P47 P46 P45 P44 P43
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 P26 P27
P42 P40
RST
XCIN
XCOUT
XIN
XOUT
VSS
INT1
VCC 1
5
10 15
25 30 32 33
35 40 45 50 55 64 60
VEE
AVSS
STOP
CLEAR
AUTO
COOK
AUTO
REHEAT
POWER
LEVEL
PREHEAT
HELP
KEY UNIT
180˚C 200˚C 220˚C 230˚C 250˚C
67890
40˚C 70˚C 130˚C 150˚C 160˚C
12345
EASY
DEFROST
AUTO
GRILL
AUTO
BAKE
KITCHEN
TIMER
SIMUL
GRILL
SIMUL
CONVEC
AUTO
ROAST
INSTANT COOK
START
CONVEC
GRILL
MORE
LESS
CLOCK
NO
COM
D27
GRILL HEATER
RY7
%
HELP
AUTO INFO
COOKLbs Kg Oz Pcs

Sharp R-950A Specifications

Power

ac line voltage	220 V
microwave frequency	2450 MHz
ac power required (microwave)	1.6 kW
ac power required (convection)	1.6 kW
ac power required (grill)	1.05 kW
ac power required (simul)	3.15 kW

Oven Specifications

oven capacity	41 litre
output power (microwave)	900 W
output power (convection heater)	1500 W
output power (grill heater)	1000 W

Weight and Dimensions

width	627 mm
height	378 mm
depth	492 mm
cavity width	410 mm
cavity height	245 mm
cavity depth	410 mm
weight	29 kg