AE-M18 (serv.man2) - Sharp Air Conditioner Service Manual (repair manual). Page 7

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7
AY-M09AE
AE-M18AE
Figure 
L-1. 
Electronic 
Control 
Circuit 
Diagram 
for 
AY-M09AE
MICROCOMPUTER
CONTROL SYSTEM
33
1
3
2
6
5
4
1
3
2
6
5
4
3
2
1
6
5
4
3
2
1
1
2
3
4
5
3
2
1
3
2
1
2
2
6
BCN2
BCN1
R35
100k
R37
3.3k
C13
250V
0.01
µ
0.047
µ
D7
TC
1A
115˚C
R50
1W 
2.7k
(C6)
Y/G
F
E
BROWN
RED
BL
CN2
THERMAL 
FUSE
C14
C15
ZD1
100
µ
50V
50V
PC2
PC1
4
5
2
1
5
4
2
1
R36
56k
6
1
3
1
5
2
7
1
3
L
N
S
1
3
5
1
2
3
4
8
7
6
5
IC6
5
5
7
7
8
8
FAN MOTOR
RPM SIGNAL
50Hz
220-240V
TERMINAL
BOARD 1
WPE
3A 250V
5V
1/2W
5.1k x 12
R45
R3
22k
R47
TRANS-
FORMER
R49
D6
CN2
R44
R46
R48
R43
R41
R39
R42
R40
R38
(PREHEAT)
WIRELESS
RPM
(DEICE A)
(DEICE B)
(DEICE B)
(FILTER)
(DEICE A)
SWEAT
OFF WIDTH
POWER
MEMORY
(JP1) ON
(JP2) NORMAL
JP3 1 PLUSE
(JP5)
(JP4)
(JP6) OFF
(JP7) 3 min.
JP8 OFF
(JP9) ON
R32
10k
R4
3.3k
C17 25V 0.1
µ
IN
OUT
GND
IN
OUT
C6
BL
B
A
C5
C4
C3
50V
0.1
µ
BCN1
D1
D
V
SS
D4
R2
22k
C1
250VAC
0.1
µ
L
6
G
D3
D2
(A170)
C2 2200
µ
36V
BCN2
47
µ
25V
0.1
µ
50V
100
µ
10V
GND
5V
5V
CN1
12V
IC2
IC3
NR
R1
1W 390
TRIAC
T2
T1
FAN MOTOR
THERMAL FUSE
FAN 
MOTOR
CAPACITOR
400V 1
µ
NC
NC
NC
NC
NC
NC
NC
NC
NC
AUX
TEST RUN
LOUVER 
MOTOR
SW201
CN201
CN7
CN3
BCN1
BCN1
R6
1
2
R5
2.7k
PT
470
 1/2W
BCN2
BCN2
SW202
5V
5V
12V
12V
1
1
2
3
4
5
5
4
3
2
1
9
6
5
4
3
2
7
9
Q1
1
2
3
C8
16V
0.01
µ
R7
10k
16
BZ
IC4
11
12
13
14
15
10
5V
RCM
10k
10k
: 1000pF x 2
RA1
10k
 x 4
R34
C12
1000p
50V
R33
4.7k
470
OUT
IN
JP10
(FILTER)
DRY ON
1000p x 4
R51
680
680
330
R13
R14
LED 102 (YELLOW) TIMER LED
RECEIVER UNIT
LED 101 (RED) OPERATION LED
LED 103 (RED) BUSY LED
CN6
CN101
CN5
D5
PST591D
C9
0.1
µ
50V
C101
33
µ
10V
1.2k
R25
R27
4.7k
R15
10k
R26
R23
33k
R24
680
4.7k
12V
5V
5V
5V
5V
5V
5V
15.0k(F)
R8
32.4k(F)
107k(F)
78.7k(F)
R9
R11
JP15
R10
RA2
22k(F) x 6
2
3
FAN H
C7
0.1
µ
50V
FAN M
FAN L
MODEL A
MODEL B
4
5
6
1
1001
0110
0011
(11111)
R16
10k
R20
240k
R20
10k
10k
10k
CA1
CA2
3
2
1
4
5
R21
R22
1000p x 4
8.0M
OSC
3
2
1
4
5
C10
10
µ
16V
R17
15k
(F)
C11
10
µ
16V
R18
15k
(F)
R19
10k
CN4
PIPE TEMP.
TH2 15k (25˚C)
ROOM TEMP.
TH2 15k (25˚C)
TEST
5V
IC5
4
4
5V
1
64
P20
AV
2
63
P21
AV
3
62
P22
AN17
4
61
P23
AN16
5
60
P24
AN15
6
59
P25
AN14
7
58
P26
AN13
8
57
P27
AN12
9
56
P30
AN11
10
55
P31
AN10
11
54
P32
AV
12
53
P33
P04
13
52
P34
XT2
14
51
P35
IC
15
50
BUZ
X1
16
49
P37
µ
PD78012
X2
17
48
V
18
47
P40
P03
19
46
P41
INTP2
20
45
P42
INTP1
21
44
P43
INTP0
22
43
P44
/RESET
23
42
P45
P67
24
41
P46
P66
25
40
P47
P65
26
39
P50
P64
27
38
P51
P63
28
37
P52
P62
29
36
P53
P61
30
35
P54
P60
31
34
P55
P57
SS
V
SS
P56
REF
DD
SS
DD
32
+
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