Service manual

34
R-630DK
R-630DW
R-630DS
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. CPU Unit Circuit
C10
C 5 C 7 C 1 C 8 C 4 C 9 C 6 C 2
C11 C12
G 9
G 8 G 7 G 6 G 5 G 4 G 3 G 2 G 1
G12 G11 G10
+
–
+
–
C 3
1 6
Breakfast
Bar
Lunch on
the Run
Super
Defrost
Compu Defrost
One Dish
Dinners
Popcorn
Vegetables
Beverage
Center
Baked
Potatoes
Power
Level
Minute
Plus
STOP
Clear
Main
Entrees
Sensor
Reheat
Frozen
Foods
Custom
Help
Kitchen
Timer/Clock
2 7
3 8
4 9
5 0
START
Touch On
SEG36
SEG5 SEG4 SEG3 SEG2 SEG1
COM1 COM2 COM3 COM4
VCC
V0 V1 V2 V3
VSS
CVCC
P37 P36 P35 P34
SEG37 SEG38 SEG39 SEG40
P40 P41 P42
IRQ0
See Fig. S-4
CPU UNIT
IC1 IXA054DR
AVCC
AN0 AN1 AN2 AN3 AN4 AN5 AN6 AN7 AN8 AN9
AN10
SEG35
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
AN11
AVSS
P10
P11
P12
P13
P14
P15
P16
P17
X1
X2
VSS
OSC2
OSC1
TEST
RES
P20
P21
P22
P23
P24
P25
P26
P27
P30
P31
P32
P33
C1 0.1µ/50v
C10
0.1µ/50v
C21
10µ/35v
C40
0.01µ
/25v
C20 0.1µ/50v
C2 47µ/16v
C3 0.01µ/25v
C92
0.01µ/25v
C93
0.01µ/50v
C4
0.01µ/25v
C11 0.01µ/25v
C60 330pF/50v
C61 330pF/50v
C62 330pF/50v
C63 330pF/50v
ZD1 UDZ4.3B
R1 33
R2 4.7k
R30 3.3k
R5 1k
R10 15k
R102 37.4kF
R101 75kF
A
B
C
D
E
R100 150kF
R99 300k
R98 620k
R40 4.7k
R6 15k
(J11) 4.7k (J10)
(J13) 4.7k (J12)
(J15) 4.7k (J14)
(J17) 4.7k (J16)
LD10 LD11 LD12 LD13
LD19
LD14 LD15 LD16 LD17 LD18
D90 MA152WA
JA
D20 MA152WA
D40 MA152WA
Q10 DTA143EKA
Q30 DTA143EKA
CF1 CST4.00MGW
Q20 DTA143EKA
Q21 DTD143EKA
Q22 DTA123JKA
R3 10k
R31 3.3k
GND VR GND2 INT AH BUZZER AHR VA OVEN LAMP TURNTABLE MOTOR FAN MOTOR MICRO N.C. DOOR
NOTE
: IF NOT SPECIFIED 1/10W ± 5%
R95 47kR112 15k
R41 15k
R68 15k
R77 270k
R76 270k
R75 270k
R74 270k
R80
1M
R67 15k
R66 15k
R65 15k
R64 15k
R63 15k
R62 15k
R61 15k
R60 15k
R69 15k R70 15k R71 15k
R97 47k
1
E D C B A
R111 4.7k
GND
VC
R104 680 1/2w
Q1 KTA1661
Q2 2SA1037AK
KEY UNIT