AH-AP24 (serv.man6). Microcomputer control system - Sharp Air Conditioner Service Manual (repair manual). Page 2

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AH/AY-AP18DR
AH/AY-AP24DR
12
Figure L-2. Electronic Control Circuit Diagram for AY-AP24DR
13K
R37
L2
L1
MODE
6.8K
47K
10K
25V
47
µ
C29
+
D14
NF1
6.8K
6.8K
275V
0.033
µ
C31
1W
R41
100
L1
RY3
0.033
µ
275V
1W
100
RY2
C32
R42
275V
100
0.033
µ
275V
1W
C33
R43
RY4
R44
0.01
µ
C34
1W
NC 
NC 
NC 
NC
R38
JP19
JP7
JP8
JP9
0.1
µ
275V
C28
8
6
SSR2
2W
2W
R1
R2
0.1
µ
275V
 275V
CN101
CN10
CN102
BCN102
CN103
3
R108
10
32
(TIMER)
LED102
LED101
(OPERATION)
1
1
2
BL
GR
LED107
(CLUSTER)
1
3
42
5
6
9
R107
(FAN L)
(FAN M)
(FAN H)
(FAN AUTO)
LED106
LED105
LED104
LED103
3K
2.7K
R102
R101
1/2W
1/2W
C102
C101
0.1
µ
25V
33
µ
10V
+
IC101
BCN101
R103
R104
R105
R106
620
620
1
2
3
1
8
7
6
5
4
3
2
620
620
1/2W
1/2W
56
56
D12
0.1
µ
820(F)
5
3
1
7
6
Q8
Q7
Q6
Q5
JP21
3
1
3
1
NR1
CN9
THERMOSTAT
INTERNAL
CN8
CN7
CN6
CN5
CN3
CN2
CN1
1
2
3
1
CLUSTER
R35 3.3K
R40
R39
10K
CLEANING
SWITCH 1
SWITCH 2
CLEANING
3
1
D8
D9
3
2
1
2
3
3
2
1
2
0.01
µ
C22
16V
2
0.01
µ
C10
16V
22K
R6
20K
Q2
1
R5
22K
R4
R27
2
1/2W
9
470
R30
SSR2
3
12V
5V
10
9
25V
C24
SW101
2
11
2
8
IC4
10K
D11
D10
RY3
RY2
R29
R28
1.8K
BZ1
RY4
SSR1
1/2W
470
Q4
Q3
IC5
8
9
3
2
1
1
3
2
Q1
16V 220
µ
10K(F)
+
D6
25V
0.1
µ
1
2
4
5
3
MOTOR
LOUVER
3
2
1
5
4
1
2
3
HOLE
IC
FAN 
MOTOR
2
3
JP3
JP2
JP1
NC
MB89537A
1
IC6
3
10K
13K
13K
25V
0.1
µ
1
µ
50V
IC1
(PATTERN SIDE)
400V
0.01
µ
16V
JP5
JP4
1K
0.01
µ
SSR1
OSC1
FRONT
P21
P22
P23
P24
P25
P26
P27
X1
X0
MOD1
MOD0
RST
32
31
30
29
28
27
26
25
24
23
22
21
20
Vcc
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
P45
P46
P47
AN0
AN1
AN2
AN3
AN4
AN5
AN6
AN7
AVR
P60
P61
P62
P63
P64
P31
P32
P33
P34
P35
P36
P37
P40
P41
P42
P43
P44
52
53
54
55
56
57
58
59
60
61
62
63
64
P30
NC
P00
P01
P02
P03
P04
P05
P06
P07
P10
P11
P12
P13
P14
P15
P16
P17
P20
49 
50 
51
33 
34 
35 
36 
37 
38 
39 
40 
41 
42 
43 
44 
45 
46 
47 
48
AVcc
AVss
Vss
50V
1000p
+
680
10K
10K
10
µ
16V
16V
10
µ
10k
(F)
10K
(F)
4
3
2
1
TH2 
PIPE TEMP.
15k
(25˚C)
TH1 
PIPE TEMP.
10k
(25˚C)
FAN
MOTOR
  
1
3
5
2.7K(F)
D7
+
35V
1000
µ
50V
0.1
µ
7812
IC2
+
25V 47
µ
7805
0.1
µ
IC3
25V
10V
100
µ
+
C7
D1?4
GND
22.6K(F)
3.3K
4
5
IC8
1
2
3
8
7
6
0.1
µ
25V
16V
0.01
µ
TR1
C1
C2
C3
C4
C5
C6
C8
C9
C11
C13
C14
C15
C17
C18
C19
C20
C21
C23
C25
R7
R8
R9
R10
R13
R14
R15
R16
R18
R19
R20
R21
R22
R23
R24
R25
R26
R32
R34
10K
16V
16V
16V
0.01
µ
0.01
µ
0.01
µ
6.8K
R12
47K
R11
10MHz
JP10
JP11
JP12
JP13
JP18
10K
10K
0.01
µ
16V
0.01
µ
16V
R17 3.3K
13K
C27
R37
C12
SW1 : AUX.(TEST RUN)
C16
25V
0.1
µ
1
R31
R33
+
+
C26
3
2
1
1
BCN1
2
3
4
5
6
7
8
L
FAN
WPE1
T
250V
3A
1
N
BOARD
TERMINAL
L
N
PHASE
SINGLE
SUPPLY
POWER
2
3
4
TERMINAL
BOARD
VALVE
COMP
A
B
C
D
E
BR
UNIT
OUTDOOR
TO
47
R45
1/2W
DEF.
SYMBOL
I
JP2
JP3
JP4
JP5
JP1
NONE
NONE
NONE
R38
MODE
JP18
15K
15K
NONE
NONE
JP19
LOUV
OUT
FAN
CLUS
TER
ER
R19
R21
R23
FAN2
FAN1
HEAT
COOL
JP6
NONE
E 1
DEIC
E 2
DRY
FAN
PIPE
 1
PIPE
 2
JP7
JP8
JP9
JP10
JP11
JP12
JP13
NONE
NONE
NONE
NONE
NONE
TEST
DEIC
ON
PWR
LESS
WIRE
AT
SWE-
KEEP
HOT
CT1
BL
BL
PU
OR
RE
BR
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