Sharp R-1612 - Page 20

18
R-1610
R-1611
R-1612
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-3. LSI Unit Circuit
C-4 C-2
INT GND VC LED VR
TURNTABLE MOTOR OVEN LAMP FAN MOTOR HOOD LAMP HOOD MOTOR H / L HOOD MOTOR COM
NOTE
: IF NOT SPECIFIED, 1/10W ± 5%
BUZZER MICRO DOOR
AH SENSOR
NC
VA
C-3
C-10
C-9
C-11 C-12
C-1
C-13
C-5 C-6
C-15
C-8
C-14
G 8
5 0
4 9
3 8
2 7
1 6
G 7
Compu Defrost
Night
Light
Stop
Clear
Memory
Cook
One Dish
Dinners
Lunch on
the Run
KEY UNIT
Work
Light
Power
Level
Frozen snacks
Frozen
entrees
Beverage
center
Auto
Fan
Ground
meat
Sensor
reheat Baked
potatoes
Fish/
seafood
Fresh
vegetables
Frozen
vegetables
Poultry Rice
Minute
Plus
Popcorn
Fan
Hi / Lo
Turntable
On / Off
Custom
Help
Breakfast
Bar
Super
Defrost
G 6 G 5 G 4 G 3 G 2 G 1
G14 G13 G12 G11 G10 G 9
Kitchen
Timer
Clock
START
Touch On

+
–

C-7
F-1
C10 47µ/16v
C90
0.1µ/50v
C17 0.1µ/50v
C91
0.015µ/25v
C20 0.1µ/50v
C12
0.1µ
/50v
R12
15k
R96 3.57kDR91 3.32kD
R10
1k
R40 4.7k
R102 37.5kF
R101 75kF
R100 150kF
R99 300kF
R98 620kF
R79 270k
R78 270k
R77 270k
R76 270k
R75 270k
R74 270k
R80
1M
C110
4.7k
ZD10
UDZ4.3B
R11
15k
(J10)
(J11) 4.7K
(J13) 4.7K
(J15) 4.7K
(J17) 4.7K
(J12)
(J14)
(J16)
R66
15k
R65
15k
R64
15k
R63
15k
R62
15k
R61 
15k
R60
15k
R67
15k
C13
0.01µ
/25v
C14
0.01µ
/25v
C40
0.01µ/25v
C93
0.01µ/25v
C92
0.01µ/25v
C64 330p/50v
C65 330p/50v
C63 330p/50v
C62 330p/50v
C61 330p/50v
C60 330p/50v
Q11 DTA143EKA
D90 MA152WA
Q25 DTA143EKA Q24 DTA143EKA
Q23 DTA143EKA
CF1 CST4.00MGW
Q30  DTA143EKA
Q20  DTA143EKA
Q22 DTA143EKA
Q21 DTA123JKA
I H
EDCBA
GND
Q10 2SA1037AK
IC2 BA4558
IC1 IZA958DR
See Figure S-4. 
R41 15k
R90 330 1w
R95 47k
R97 47k
R94 10k
R93 360kF
R92 1.8kF
SEG36 SEG5
SEG35
AN10
AN11
AVSS
P10
P11
P12
P13
P14
P15
P16
P17
X 1
X 2
VSS
OSC2
OSC1
TEST
RES
P20
P21
P22
P23
P24
P25
P26
P27
P30
P31
P32
P33
P91
P90
P87
P86
P85
P84
P83
P82
P81
P80
P77
P76
P75
P74
SEG20
SEG19
SEG18
SEG17
SEG16
SEG15
SEG14
SEG13
SEG12
SEG11
SEG10
SEG9
SEG8
SEG7
SEG6
SEG4 SEG3 SEG2 SEG1
COM1 COM2 COM3 COM4
VCC
V 0 V 1 V 2 V 3
VSS
CVCC
P37 P36 P35 P34
SEG37 SEG38 SEG39 SEG40
P40 P41 P42
IRQ0
AVCC
AN0 AN1 AN2 AN3 AN4 AN5 AN6 AN7 AN8 AN9
R68 15k R69 15k R70 15k R71 15k R72 15k R73 15k
D20 1SS355 D41 1SS355
LD1
LD8
LD9LD10
LD2 LD3
LD4LD5LD6LD7
G
F
100 81
80 51
50 31
E D C B A
301
GHI
F
CPU UNIT
F-2 F-3
+
5 6
4 8
7
IC2