Sharp Carousel R-1874, Supplemental Service Manual

Page: 10 / 20

8
R-1874
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. Touch Control Panel Circuit
+
–
+
–
+
–
+
–
A5
A1
A3
B 1
B 3
B 5
B 7
C 1
C 3
C 9
C 5
C 7
F 3
G 12
G 11
G 10
G 9
G 8
G 1 G 2 G 3 G 4 G 5 G 6 G 7
F 2 F 1 E 6 E 5
Q20 K R A101M
Q90 K R A101M
VR
S
1
10G
471K
C
1
0.
1µ
/50v
D2
0
D2
1
D2
2
D2
3
D2
4
D2
5
D2
6
D2
7
D2
8
D3
2
D3
1
D6
5
D2
9
C
2
1000µ
/35v
C
3
0.
1µ
/50v
C9
0.
1µ
/50v
C 10 0.1µ/50v
C 74 330pF
C 73 330pF
C 72 330pF
C 71 330pF
C 70 330pF
C 50 C 60
C 30
D30
DOOR
S WIT C H DAMP E R
S WIT C H
AC 120V
60Hz
MOT OR R UN
C AP AC IT OR
T UR NT AB LE
MOT OR
DAMP E R
MOT OR
C ONV E C T ION
MOT OR
HOOD LAMP
C OM
LOW
HIG H
C OM
HOOD T HE R MO
HOOD MOT OR
OV E N LAMP
MIC R O
C ONV E C T ION
HE R T E R
F AN MOT OR
OV E N
T HE R MIS T OR
AH S E NS OR
(V P )
(V P )
F
MIX C ONV
DE F R OS T
S E NS OR
ON OF F C OOK L B S OZ K G HE L P TUR NTAB L E
1, 2
31, 32
4
F
P 1
IC 2 IZA495DR
F LUOR E S C E NT DIS P LAY T UB E
K E Y UNIT
C US T OM
HE LP
K IT C HE N
T IME R
TUR NTABLE
ON / OFF
C LOC K
S LOW
C OOK
P OWE R
LE V E L
K E E P
WAR M
S T OP
C LE AR
S TAR T
TOUC H ON
1
100°F
2
150°F
3
275°F
4
300°F
5
325°F
6
350°F
7
375°F
8
400°F
9
425°F
0
450°F
B R OIL
S E NS OR
R E HE AT
MINUT E
P LUS
C ONV E C
S E NS OR
C OOK
C OMP U
B R OIL
C OMP U
R OAS T
F AN
HI/LO
LIG HT
C OMP U
B AK E
P OP C OR N
P R E HE AT
LOW MIX
B AK E
HIG H MIX
R OAS T
C OMP U
DE F R OS T
C ONT R OL UNIT
1
V R E F
AN7
AN6
AN5
AN4
AN3
AN2
AN1
AN0
P 55
P 30
P 31
P 32
P 33
P 34
P 35
P 36
P 37
P 00
P 01
P 02
P 03
P 04
P 05
P 06
P 07
P 10
P 11
P 12
P 13
P 14
P 15
P 16
P 17
P 20
P 21
P 22
P 23
P 24
P 25
P 26
P 27
P 54
P 53
P 52
P 51
P 50
P 47
P 46
P 45
P 44
P 43
P 42
P 40
P 71
P 70
XIN
XOUT
V S S
R S T
INT 1
V C C
V E E
AV S S
12
(A)
(A) (B ) (C )
(B ) (C )
C
4
10µ
/35v
+
–
C1
2
10µ
/35v
+ –
C 65
100µ/16v
C
2
0 10µ
/35v
R
3
0 15k
R
50 15k
R
63 220F
R
64 3.
6 k
F
R 31 4.7k R 62 36kF
R 51 4.7k
R 65 1k
C5
IC
1 IZ
A
719D
R
C
2
1 0.
1µ
/50v
Z
D
3 H
Z
5C
2
R
1
4.
3k
1/
2w
R
2
1.
5k
R
7
4.
7k
R
40 3.
3k
R
7
0 3.
3k
R
91 100k
P2
5 6 7 8 9
10 11 12 13 15 16 17 18 19 20 23 22 24 25 26 27 28 29
P3 P4 P5 P6 P7 P8 P9 P1
0
P1
1
P1
2
P1
3
P1
4
P1
5
P1
6
1G 2G 3G 4G 5G 6G 7G 8G
R
100 330 1w
R
92 100k
R
93 100k
R
7
1 3.
3k
R
7
2 3.
3k
R
7
3 3.
3k
R
7
4 3.
3k
R
7
8 3.
3k
R
8
2 3.
3k
R7
9
R8
0
R8
1
3.
3k
3.
3k
3.
3k
R
7
7 3.
3k
R
7
6 3.
3k
D7
0
D7
1
D7
2
D7
3
D7
4
D7
5
D7
6
R
8
4.
7k
R
7
5 100k
SP
4
0
C7
C8
C1
1
R 3 680 1w
R 90 100k
NOT E
: IF NOT S P E C IF IE E D, 1/4w ± 5%
: IF NOT S P E C IF IE E D, 1S S 270A
: IF NOT S P E C IF IE E D, 0.01µF /16v
R 4 510 1/2w Q1 2S B1238
ZD1
HZ
6
A
3
ZD2
H
Z
16-
1
ZD4 HZ
4A
2
a
2
1
T 1
5
6
3
D1
D2
D1-D4 : 11E S 1
D3
D4
4
C 100
R Y 4
R Y 5
R Y 6
R Y 7
R Y 8
R Y 9
R Y 10
R Y 1
R Y 2
R Y 3
b
c
d
(J
1
)
(J
2
)
(J
4
)
(J
6
)
(J
3
)
(J
5
)
(J
7
)
Q21 K R A101M
Q22 K R A101M
Q23 K R A101M
Q24 K R A101M
Q26 K R A101M
Q28 K R A101M
Q27
K R C 243M
Q30
K R A101M
Q60
K R C 102M
Q3
K R A101M
Q4
DT A123E S
Q40
K R A101M
C F 1 4MHz
Q29 K R A101M
Q25 K R A101M
E 4 E 3 E 2 E 1
NO
NO
NO
C OM
C OM
C OM
(H)
(N)