Sharp AY-M09 Service Manual ▷ View online
9
AY-M09AE
AE-M18AE
AE-M18AE
Figure L-2. Printed Wiring Board for AY-M09AE
GND
D4
D3
D1
D2
R36
R37
D7
3
4
4
C2
3
115˚C
R1
L
R50
RED
S (F)
TC
R47
(C16)
R46
R40
C15
R42
R43
R44
R45
R48
R49
D6
NR
C1
1
G
T1
T2
TRIAC
3
PC1
6
BROWN
(E)
3A 250V
WPE
4
1
PT
3
BCN1
R2
R6
1
8
R3
PC2
C13
FAN MOTOR
CN1
5
C14
FAN MOTOR
CAPACITOR
FAN MOTOR
CAPACITOR
(B)GRAY
BLUE (A)
R38
R35
1
2
CN2
5
TRANSFORMER
7
ZD1
R39
R41
QPWBFB339JBZZ(C)
0
DPWBFA187JBKZ
(P)
YM09
FROM
FAN MOTOR
FROM
TRANSFORMER
TO
FAN MOTOR
CAPACITOR
TO
FAN MOTOR
CAPACITOR
TO
TERMINAL
BOARD " L "
TO
TERMINAL
BOARD " S "
R10
R8
C17
JP11
(JP1)
(JP2)
(JP4)
(JP5)
(JP6)
(JP7)
C12
C7
R7
JP10Q1
3
1
JP12
JP18
OUT
IN
IC3
IC5
R51
R14
R13
R14
R13
R27
R5
C8
R34
R26
R23
R24
R23
R24
JP20
C9
33
JP17
BZ
OUT
JP21
IN
IC2
CN5
RPM SIGNAL
THERMISTOR
CN4
1
3
D5
R15
BCN2
CN7
3
1
CN6
1
R25
6
1
6
C5
8
JP22
C6
1
8
9
1
16
5
LOUVER
MOTOR
1
CN3
IC4
35
40
45
CA2
50
55
OSC
CA1
RA2
JP13
JP14
60
64
32
30
25
RA1
IC1
JP8
(JP9)
RCM
20
15
10
5
1
5
8
3
1
R33
JP16
JP3
R4
132
R17
C3
JP19
C4
R28
R20
R21
R16
R22
JP15
R11
C11
C10
R18
R19
R9
YM09
FAN M
POWER ON
QPWBFB339JBZZ(C)
0
FAN M
FAN M
GND
5V
12V
FROM
LOUVER
MOTOR
FROM
RECEIVER &
LED UNIT
FROM
SWITCH
UNIT
FROM
FAN MOTOR
FROM
THERMISTOR
10
AY-M09AE
AE-M18AE
AE-M18AE
Figure L-3. Printed Wiring Board for AE-M18AE
12V
5V
GND
DIP
AEM18AE
C1
CNR1
CNR2
CN2
(TRANSFORMER)
IC4
IC3
O
G
I
G
I
O
G
I
NR1
7
1
CN1 (FAN MOTOR)
1
5
A2
RY2
A1
RY1
COMP
COMP
AC
AC
JP3
1
C23
C22
C25
C14
D11
JP2
JP1
C12
PC4
PC3
C13
D6
TC1
115˚C
PC2
PC1
6
1
3 4
6
1
1
6
3 4
6
1
3
3
111
111
111
111
D5
3
4
CNR4
CNR5
JP7
IC5
1
1
3
3
OSC
C15
C24
C17
C19
R8
R44
R31
D10
JP11
D9
R13
R7
JP9
D7
R27
CT2
CT1
A2
A1
(BLUE)
(BLACK)
R29
C16
R22
R25
R24
C18
CN5
UNIT TO
UNIT SIGNAL
A1
A2
1
1
2
R15
4
1
R16
R23
R26
PEAK IN A2
PEAK IN A1
CN6(THERMISTOR)
R30
R28
C21
C20
D8
IC1
8
9
1
16
JP10
R4
R34
RY4
LED2
LED3
R1
R2
R3
LED1
A2
A1
IC2
RY3
5
10
15
60
55
50
20
JP4
JP5
TEST
25
30
D3
D4
C7
C6
C5
C8
R12
R20
R19
C10
JP8
R18
R6
R5
D2
C3
C4
JP6
R9
R14
R10
R11
R11
C11
C9
D1
45
40
36
DPWBFA174JBKZ
QPWBFB3374JBZZ
0
H.S.
A1
A2
WPE
3A 250V
CN4
1
3
C2
CN3
1
3
(VALVE COIL)
(RED)
T1
(GREEN/ YELLOW)
SA1
NR2
5V
FROM
TERMINAL "S"
TERMINAL "S"
FROM
THERMISTOR
THERMISTOR
THROUGH CT1
TO COMP.
PROTECTOR A1
TO COMP.
PROTECTOR A1
THROUGH CT2
TO
COMP.
PROTECTOR A2
TO
COMP.
PROTECTOR A2
TO
CONTROL
BOARD
CONTROL
BOARD
FROM
TERMINAL
UNIT A1 " L "
TERMINAL
UNIT A1 " L "
FROM
TRANSFORMER
TRANSFORMER
FROM
VALVE
COIL A2
VALVE
COIL A2
FROM
VALVE
COIL A1
VALVE
COIL A1
FROM
FAN
MOTOR
FAN
MOTOR
FROM
TERMINAL
UNIT A1 " N "
TERMINAL
UNIT A1 " N "
11
AY-M09AE
AE-M18AE
AE-M18AE
Pin Terminal Input
No. Name
Output
Function
33 P56
OUT
Serial signal Output
34 P57
OUT
Serial signal Input
35 P60
IN
Dry ON select
36 P61
OUT
LED(Busy)
37 P62
OUT
LED(Timer)
38 P63
OUT
LED(Operation)
39 P64
OUT
–
40 P65
OUT
–
41 P66
OUT
–
42 P67
OUT
–
43 RESET IN
Microcomputer reset input
44 INTP0
IN
R.P.M signal input
45 INTP1
IN
AC clock input
46 INTP2
IN
Remote control signal
47 P03
OUT
–
48 VDD
–
Power supply(5V)
49 X2
–
Internal oscillation of the
microcomputer
50 X1
–
Internal oscillation of the
microcomputer
51 IC
–
GND
52 XT2
–
–
53 P04
IN
Test mode
54 AVSS
–
GND
55 ANI0
IN
Room temp. thermistor signal
56 ANI1
IN
Pipe temp. thermistor signal
57 ANI2
IN
–
58 ANI3
IN
Model B select
59 ANI4
IN
Model A select
60 ANI5
IN
FAN L select
61 ANI6
IN
FAN M select
62 ANI7
IN
FAN H select
63 AVSS
–
5V
64 AVREF –
5V
Microcomputer (IC1) for INDOOR UNIT
The microcomputer is a CMOS, one chip, 8-bit microcomputer.
Microcomputer port allocation is as follows.
The microcomputer is a CMOS, one chip, 8-bit microcomputer.
Microcomputer port allocation is as follows.
Pin Terminal Input
No. Name
Output
Function
1
P20
IN
5V
2
P21
OUT
–
3
P22
OUT
E
2
PROM(IC6) clock Output
4
P23
IN/OUT Date transmition signal
5
P24
OUT
–
6
P25
OUT
–
7
P26
OUT
–
8
P27
IN
Preheat select
9
P30
IN
Wireless select
10 P31
IN
RPM select
11 P32
IN
–
12 P33
IN
–
13 P34
IN
Sweat select
14 P35
IN
–
15 BUZ
OUT
Buzzer signal
16 P37
OUT
–
17 VSS
–
Power supply(0V)
18 P40
IN
Power on start
19 P41
IN
Auto restart
20 P42
IN
–
21 P43
IN
–
22 P44
IN
Key in signal(AUX.)
23 P45
IN
Key in signal(TEST RUN)
24 P46
IN
GND
25 P47
IN
GND
26 P50
OUT
Louver motor control
27 P51
OUT
Louver motor control
28 P52
OUT
Louver motor control
29 P53
OUT
Louver motor control
30 P54
OUT
Indoor fan motor control
31 P55
OUT
–
32 VSS
–
Power supply(0V)
12
AY-M09AE
AE-M18AE
AE-M18AE
Pin Terminal Input
No. Name
Output
Function
33 P56
OUT
–
34 P57
OUT
–
35 P60
IN
Serial signal input(A1)
36 P61
OUT
Serial signal output(A1)
37 P62
IN
Serial signal input(A2)
38 P63
OUT
Serial signal output(A2)
39 P64
OUT
–
40 P65
OUT
–
41 P66
OUT
–
42 P67
OUT
–
43 RESET –
Microcomputer reset input
44 P00
IN
GND
45 P01
OUT
–
46 P02
OUT
–
47 P03
OUT
–
48 VDD
–
Power supply(5V)
49 X2
–
Internal oscillation
50 X1
–
Internal oscillation
51 IC
–
GND
52 XT2
–
–
53 P04
IN
GND
54 AVSS
–
GND
55 ANI0
IN
Pipe temp. thermistor(A1)
56 ANI1
IN
Pipe temp. thermistor(A2)
57 ANI2
IN
GND
58 ANI3
IN
Current(A1)
59 ANI4
IN
Current(A2)
60 ANI5
IN
Revised resistance(A1)
61 ANI6
IN
Revised resistance(A2)
62 ANI7
IN
GND
63 AVSS
–
5V
64 AVREF –
5V
Microcomputer (IC1) for OUTDOOR UNIT
The microcomputer is a CMOS, one chip, 8-bit microcomputer.
Microcomputer port allocation is as follows.
The microcomputer is a CMOS, one chip, 8-bit microcomputer.
Microcomputer port allocation is as follows.
Pin Terminal Input
No. Name
Output
Function
1
P20
OUT
Compressor relay (A1)
2
P21
OUT
Compressor relay (A2)
3
P22
OUT
Outdoor motor fan relay
4
P23
OUT
–
5
P24
OUT
–
6
P25
OUT
Valve coil
7
P26
OUT
–
8
P27
OUT
–
9
P30
OUT
–
10 P31
OUT
–
11 P32
OUT
–
12 P33
IN
–
13 P34
IN
Test1 input
14 P35
OUT
–
15 BUZ
OUT
–
16 P37
OUT
–
17 VSS
–
Power supply(0V)
18 P40
OUT
–
19 P41
OUT
–
20 P42
OUT
–
21 P43
OUT
–
22 P44
OUT
–
23 P45
OUT
–
24 P46
OUT
–
25 P47
OUT
–
26 P50
OUT
–
27 P51
OUT
–
28 P52
OUT
–
29 P53
OUT
LED(error)
30 P54
OUT
LED(serial A2)
31 P55
OUT
LED(serial A1)
32 VSS
–
Power supply(0V)
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