Sharp AY-X127E Service Manual ▷ View online
AH-X127E
AU-X127E
AU-X127E
AY-X127E
AE-X127E
AE-X127E
13
Figure
L-3.
Electronic
Control
Circuit
Diagram
for
AY-X127E
1
2
3
4
5
C101
C102
0.1
µ
25v
C80
25v
0.1
µ
C8
16v
0.01
µ
C10
25v0.1
µ
C17
10v
100
µ
NC
JP8
JP4
JP3
JP2
JP1
5v
5v SW1
5v
5v
5v
5v
5v
5v
5v
5v
5v
MODEL 8
MODEL 4
MODEL 3
MODEL 2
MODEL 1
RATING 1
RATING 2
CHAMB.T.
FAN L
FAN M
FAN H
POWER ON
AUX.
(TEST RUN)
CN1
CN2
CN3
CN301
CN201
CN101
RED
GRAY
GRAY
GRAY
GRAY
WHITE
1
1
1
1
3
3
3
3
2
CN8
CN701
CN7
1
2
3
2
2
2
JP
99
60
61
(RED)LED101
(YELLOW)LED102
+
–
R9
10k
R12
10k
R29
680
R31
R33
R46
R35
R37
R39
R30
R32
R45
R34
R36
R38
PHOTO DETECTOR UNIT
R10 680
R11 330
33 P27
34 P26
35 P25
36 P24
37 P23
38 P22
39 P21
40 P20
41 K1
42 P17
43 P16
44 P15
45 P14
46 P13
47 P12
48 P11
49 P10
50 P07
51 P06
52 P05
53 P04
54 P03
55 P02
56 P01
57 P00
58 GND
59 VDD
60 VR
61 P57
62 P56
63 P55
64 P54
P41
P42
P43
P44
P45
P46
F
RESET
CK1
CK2
AGND
P30
P31
P32
P33
P50
P51
P52
P53
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
TEST
OSC
out
OSC
in
P60
P61
P62
GND
P63
P64
P65
P66
KH
P40
32
31
30
29
28
27
26
25
24
23
22
21
20
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
8
IC2
12v
12v
12v
12v
12v
12v
12v
5
4
3
2
1
9
8
31
32
33
34
35
RED
ORANGE
YELLOW
PEACH
BLUE
LOUVER MOTOR
RY1
R16
1.8k
2
SSR1
30
+
–
39
40
17
8
7
6
5
1
2
3
4
C9
50v
1000P
R1
470
1/2W
IC80
R80
6.8k
R81
1k
R4
33k
R3
2W
270
R5
33k
3
BZ
C6
10v
100
µ
ZD1
ZD2
5C-1
C5
25v
47
µ
+
–
+
–
+
–
C18
35v
100
µ
+
–
41
43
OUT
IN
7812
IC3
GND
C4
25v
0.1
µ
C2
AC
250v
0.1
µ
C14
25v
0.1
µ
C3
25v
1000
µ
44
5v
5v
R7
20k
R6
3.3k
3
1
2
Q1
C7
50v
1000P
45
14
15
9
7
5
4
3
2
1
13
12
11
JP5
JP6
JP7
JP9
JP10
SIGNAL IN
SIGNAL OUT
MODEL 5
MODEL 6
MODEL 7
WIRELESS
PREHEAT
1
2
3
OSC
8MHz
6
5v
5v
1
2
3
Q2
C16
16v
0.01
µ
C15
16v
0.01
µ
16
D5
R22
1.2k
R21
3.3k
R18 2.7k
R20
33k
R19
4.7k
IC1
TRANSFORMER
46
D1 D2
D3 D4
47
TR
C21
250VAC
0.01
µ
C1
430VAC
1.5
µ
NR1
55
50
48
49
67
66
68
56
54
NF1
FU1
2.5A 250v T
CNR1
13 11
S201D01
SSR1
YELLOW
RED
BLACK
BLUE
BROWN
GRAY
1
3
5
1
5
6
3
4
2
FAN
MOTOR
57
51
38
37
10
D6
R26
2W
11k
R23
100k
R24
22k
R25
4.7k
R44
2W
680 X 5
R43
R42
R41
R40
R27
2W
11k
C19
50v
0.047
µ
C20
50v
0.01
µ
24-2
C12
16v
10
µ
+
–
R15
10.0kF
C11
16v
10
µ
+
R14
10.0kF
R13
10k
TEST
36
62
63
CN4
2
1
5v
TH2
TH1
PIPE TEMP.
15k (25
°
C
)
ROOM TEMP.
10k (25
°
C
)
IN
OUT
BROWN
BLUE
BLUE
RED
BLACK
L
N
POWER
SUPPLY
TERMINAL
BOARD 3P
1
N
2
OUTDOOR
UNIT
TERMINAL
BOARD 4P
GREEN / YELLOW
A
S
52
D7
SERIAL SIGNAL
1
2
3
4
PC2
4
3
1
2
PC1
5v
S M 8 3 1 3
FUNC-
TION
IC1 PIN
No.
16(P44)
17(P43)
36(P24)
35(P25)
34(P26)
33(P27)
20(P40)
19(P41)
18(P42)
29(P60)
8(P30)
7(P31)
5(P33)
4(P50)
3(P51)
2(P52)
JP10
SYMBOL
JP9
JP1
JP2
JP3
JP4
JP5
JP6
JP7
JP8
R30, R31
R32, R33
R45, R46
R34, R35
R36, R37
R38, R39
NONE
SET
USE
R30: 15K
R31: 13K
R32: 15K
R33: 13K
R45: JP
R46:
NONE
R34: JP
R35:
NONE
R36: JP
R37:
NONE
R38: JP
R39:
NONE
PREHEAT
NONE/ON
WIRE-
LESS
NORMAL/
CHANGE
MODEL1
fmin UP
ON/
NORMAL
MODEL2
PANEL/
GRILL
MODEL3
AH/AY
MODEL4
HOT K.
NORMAL/
ON
MODEL5
RPM: 1/3
MODEL6
OUT T.
TH.
NONE/ON
MODEL7
ABILITY
1
MODEL8
ABILITY
2
RATED f
COOL
RATED f
HEAT
CHAMBER
TEMP.
CONTROL
FAN L
SPEED
1~5
FAN M
SPEED
6~10
FAN H
SPEED
11~12
USE
USE
NONE
NONE
NONE
NONE
NONE
NONE
NOTE:
1. : TEST POINT
2. Not specified R is 1/5W.
RPM
RY1
EVAPORATOR
10v
33
µ
69
20
21
22
27
26
23
24
AH-X127E
AU-X127E
AU-X127E
AY-X127E
AE-X127E
AE-X127E
14
Figure
L-3.
Electronic
Control
Circuit
Diagram
for
AE-X127E
+
1
33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01
5
1
N
2
4
3
2
1
5
3
1
1
2
3
1
3
1
2
1
2
(Terminal Board)
TB
RE
BL
BR
G/Y
T2
T1
T4
CN3
CN4
T11
T3
RY1
CNR1
RY2
R15
R14
R13
R12
CNR2
G/Y
(Control Box)
250v~
0.1
µ
250v~
0.1
µ
250v~
4700p
250v~
4700p
250v
0.1
µ
3.3k
250v~
4700p
250v~
1
µ
L3
CT1
L4
R1
3
4
3
4
1
2
1
2
C11
C2
C3
C4
C4
SA1
NR1
C24
C12
NR2
430v 2.0
µ
(Fan Motor
Capactor)
510k
510k
R2
C1
WH
WH
L1
20A
250v
FM
SV
(Fan Motor)
(4 Way Valve)
3A 250v
WPE3
D1
2W
680
(Control Circuit Board Ass'y)
2W
680
2W
680
2W
680
R11
56k
JP16
R5
4.7k
R7
IC1
MB89855
(RH-IXA390JBE0)
C14
50v
1000p
C13
R4
2W
680
3
4
2
2
3
1
1
4
5v
5v
R16
10k
R17
10k
D4
PC817X7
PC1
PC2
PC853H
LED1
R6
2.7k
C16
5v
5v
2.2k
R3
NC
NC
NC
NC NC NC NC NC NC NC NC NC
NC NC
NC
NC NC NC
0.1
µ
25v
R38
(10k)
5v
5v
IC3
2
3
1
PST993D
5v
OSC1
1
µ
50v
C23
R10
6.49kF
C15
10v
220
µ
5v
D3
D2
1.00kF
R9
+
JP1
1.80kF
R8
BL
BL
BCN12
DTD113ZS
Q3
JP4
JP3
KRC106M
Q1
Q2
RY2
D5
RY1
D6
13v
T5
T6
BK
DB1
OR
BCN13
BL
PTC1
GR
GR
MRY1
BL
(PTC Thermistor)
(Reactor)
C10
C6
RE
1
2
3
4
400v
150
µ
400v
150
µ
L2
(Reactor)
RE
RE
BK
C5 200v 50
µ
F
WH
+
+
+
+
+
C8
CMP
YL
BL
DB2
GR
GR
BL
BR
GR
WH
C7
YL
63v 4700
µ
C9
GR
400v
2000
µ
400v
2000
µ
1/2W
270k
1/2W
270k
R40
C29
0.33
µ
630v
R39
T9
T10
T8
WPE2
20A
250v
T7
FC1
YL
BL
PM1
(IPM)
+
U
RE
WH
BK
V
W
(Compressor)
C26
+
+
50v
1000p
+
TH3
TH2
(Thermistor for Air)
(Thermistor for Condenser)
TH1
(Thermistor for Compressor)
GN
OR
WH
WH
WH
WH
WH
WH
WH
WH
WH
WH
RE
5v
BCN11
R33
U
330
R32
X
330
R31
V
330
R30
Y
330
R29
W
330
R28
Z
330
5v
5v
13v
13v
ARM
CN8
JP2
R35
C18
1k
C21
C22
R20
R21
6.80kF
6.80kF
6.80kF
16v
10
µ
16v
10
µ
16v
10
µ
R37
R36
330k
(for WINTER-KIT)
CN10
R34
10k
5v
R27
R26
R25
R23
R24
R22
(for WINTER-KIT)
10
9
8
7
6
5
4
3
2
1
10
9
8
7
6
5
4
3
2
1
6
5
4
3
2
6
5
4
3
2
1
4
3
2
1
1
2
3
4
10
9
8
7
6
5
FREQ
NOTE:
BK
BL
BR
GN
GR
G/Y
OR
RE
WH
YL
(Black)
(Blue)
(Brown)
(Green)
(Gray)
(Green/Yellow)
(Orange)
(Red)
(White)
(Yellow)
TEST 2
TEST 1
AH-X127E
AU-X127E
AU-X127E
AY-X127E
AE-X127E
AE-X127E
15
Figure L-4 Printed Wiring Board for AH-X127E
R80
R20
JP15
JP16
JP4
JP13
TH2-2
TH2-1
PC2
PC1
C7
C8
C3
C4
OUT
(BLACK)
ZD1
C5
OUT
IN
IC3
D4
PRIMARY
FU1
250V
2.5A
T
SECONDARY
TRANSFORMER
QPWBFB031JBE0
D3
D1
LED101
LED
202
C102
PHOTO
DETECTOR
UNIT
CN201
CN101
C101
1
3
1
3
D2
C20
R26
ZD2
CN7 (FAN MOTOR)
NR1
C2
5
C21
CNR1
NF1
D6
15
2
1
2
( 2 )
7
SSR1
R22
9
C18
C19
R23
C1
A
( N )
JP11
RY1
( L )
IN
(BROWN)
FAN
MOTOR
CAPACITOR
JP12
R27
R25
3
4
2
2
4
3
R6
R21
D7
R44
R24
R4
R5
CN4(TH1)
R43
R42
R41
R40
1
SW1
C9
R29
IC80
8
CN1
CN2
1
1
3
R1
CN3
(LOUVER M)
5
(JP1)
(JP2)
(JP3)
(JP7)
(JP9)
(JP10)
(JP8)
C80
(JP4)
DSGY-
A827
JBK0
3
R9
R28
(JP99)
R12
3
CN8
R18
4 1
3
Q1
R7
R19
C12
C6
R3
C11
R15
R14
C15
C16
R81
5
MEMORY
(JP5)
(JP6)
D5
R11
32
33
20
POWER
ON
R10
IC2
8
C17
JP19
JP18
JP17
JP18
JP17
52
51
1
IC1
16
1
19
C10
(R31)64
(R39)
(R37)
(R35)
(R37)
(R35)
(R33)
(R38)
C14
(R36)
(R34)
(R30)
(R32)
(R45)
(R34)
(R30)
(R32)
(R45)
3
Q2
1
(R46)
OSC
9
R16
BZ
FB031
R13
DIP
DIP
GND
12V
5V
VA
GND
-24V
HX12E
5V
FROM
LOUVER
MOTOR
LOUVER
MOTOR
FROM
FAN
MOTOR
FAN
MOTOR
TO
TERMINAL
BOARD 4P " 2 "
TERMINAL
BOARD 4P " 2 "
FROM
FAN
MOTOR
FAN
MOTOR
TO
TERMINAL
BOARD 4P " N "
TERMINAL
BOARD 4P " N "
FROM
TERMINAL
BOARD 3P " L "
TERMINAL
BOARD 3P " L "
FROM
TERMINAL
BOARD 4P " 1 "
TERMINAL
BOARD 4P " 1 "
AH-X127E
AU-X127E
AU-X127E
AY-X127E
AE-X127E
AE-X127E
16
Figure L-5 Printed Wiring Board for AU-X127E
QPWBFB034JBE0-A
L4
R2
R1
JP30
JP29
JP10
R39
T8
JP15
R5
R11
PC2
PC1
B17
JP24
JP23
C2
C11
CN10
D5
Q53
R12
R13
R14
R15
R6
T9
T7
CN3
5
1
CNR1
NR2
WPE2
20A
250V
JP33
BLUE
BLUE
GRAY
QPWBFB034JBE0-B
BROWN
YELLOW
YELLOW
T10
R10
C15
C17
C16
JP7
JP1
JP13
JP12
JP2
10
1
BCN11
JP6
JP5
JP16
C27
C18
R25
R38
R36
R26
R27
C23
R21
C21
R20
C22
C19
C20
JP28
JP27
T11
R8
R9
WPE3
CT1
D2
3A 250V
T5
C1
MRY1
BLACK
R3
R7
R17
R16
R24
R23
R22
R34
JP9
JP14
Q1
RY1
C24
R40
JP34
E
C
B
D3
D6
BCN12
Q3
E
C
B
LED1
JP8
JP4
C13
R4
D1
C12
NR1
T4
T3
SAI
20A
250V
JP21
T1
WPE1
JP22
L3
C4
C3
T6
JP26
T2
JP25
C14
60
55
50
45
40
35
33
64
5
10
R29
R31
R33
OUT
IN
R32
R18
C2
IC1
R30
R28
15
20
32
IC3
R37
R35
CN8
4
1
JP11
C28
OSC1
1
3
1
DSGY-A830JBK0
UX127E
BLUE
BROWN
G(Y)
RED
BLUE
F
DIP
MRY1
BCN13
FROM
EARTH
TERMINAL
FROM
TERMINAL
BOARD " N "
FROM
TERMINAL
BOARD " 2 "
FROM TERMINAL BOARD " 1 "
FROM
WINTER KIT
(OPTION)
FROM
FAN MOTOR
C9 " - "
TO PM1
(IPM)
FROM
THERMISTOR
C7 " + "
PM1
(IPM)
TO
L1(REACTOR)
TO
PTC THERMISTOR
FROM DB1 "
~
"
TO
PWB " T6 "
TO PTC
THERMISTOR
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