Sharp AU-X108 Service Manual ▷ View online
AH/AU-X108E
AY/AE-X108E
AH/AU-X138E
AY/AE-X138E
5
Figure
W-1.
Wiring
Diagram
for
AH-X108E,
AH-X138E,
AY-X108E
and
AY-X138E
WIRING DIAGRAMS
1
1
N
L
N
2
N
2
OUTDOOR UNIT
INDOOR UNIT
CONTROL BOARD UNIT
BLACK
RED
RED
TERMINAL BOARD
TERMINAL BOARD
TERMINAL BOARD
GREEN-YELLOW
Blink steps
Malfunction part or abnormal condition
Short circuit of the outdoor thermistor
Overheat of the compressor
Abnormal AC current
Compressor lock
Open circuit of the outdoor thermistor
Power module(PM1) abnormality
AC overcurrent
4 way valve abnormality
Open circuit of serial signal line
Short circuit of serial signal line
Abnomal fan motor of indoor unit
: LED blink
<LED yellow blinking>
LED yellow blinks 5
times in 10 seconds.
< Indication of the abnormal condition >
LED yellow and LED red indicate automatically,
if the set is in abnormal condition.
<LED red blinking>
abnormal condition is
indicated by the blinking
pattern of LED red.
BLUE
BROWN
YELLOW
ORANGE
BROWN
RY1
In
Out
CN3
NR1
CN4
CN1
CN2
CN7
CN8
TR
C1
SSR1
A
A
S
M
C
BLUE
BLUE
BLUE
BLACK
4
3
2
1
POWER
SUPPLY
SINGLE
PHASE
LOUVER
MOTOR
TH1
ROOM TEMP
THERMISTOR
SERIAL
SIGNAL
CIRCUIT
PIPE TEMP
THERMISTOR
TH2
RECEIVER
BOARD UNIT
FAN MOTOR
CAPACITOR
430V 1.5
µ
F
R.P.M.
SIGNAL
DISPLAY
BOARD UNIT
FUSE
250V 2.5A
T
FAN MOTOR
FAN MOTOR
COMPRESSOR
CONTROL BOARD UNIT
UNIT TO UNIT CORD
5
3
1
LED INDICATION FOR SELF-DIAGNOSIS
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x : LED no blink
x
x
x
x
x
AH/AU-X108E
AY/AE-X108E
AH/AU-X138E
AY/AE-X138E
6
N
1
N
2
1
1
4
3
2
1
3
5
N
2
L
TERMINAL
BOARD
LED BLINKING
NO
1
2
3
4
LED indication pattern
Mulfunction part or abnormal condition
LED turns on
Slow flashing ( 1 time for 2 seconds)
Example : NO.2 Compressor lock
on
off
1.0sec
1.0sec
1.0sec
0.6sec
0.6sec
0.6sec
Quick flashing ( 3 times for 2 seconds)
TERMINAL
BOARD
OUTDOOR UNIT
TERMINAL BOARD
G(Y)
G(Y)
BR
BL
RE
RE
BK
BL
OR
THERMISTOR
COMP. TEMP.
TH1
CN1
WH
BK
RE
BL
YE
BL
FC1
YE
U
V
W
U(R)
V(S)
W(C )
COMPRESSOR
POWER
TRANSISTOR
MODULE (PM1)
TH2
RE
CONTROL BOARD UNIT
T1
T4
The voltage is high at C8, C9 (electronic capacitors) on outdoor unit.
For mentenance discharge at C8, C9 to prevent electric shock.
In case that WPE2 (protecter) has been fused, the voltage is kept high at C8, C9.
YE : YELLOW
GN : GREEN
BK : BLACK
BL : BLUE
BR : BROWN
GR : GRAY
RE : RED
WH : WHITE
OR : ORANGE
G(Y) : GREEN YELLOW
CAUTION
T5
T7
BR
OR
RE
WH
YE
T12
T6
T8
T14
T13
L1
L2
REACTOR
REACTOR
RE
GR
C7A
C6A
D4
D5
C8
C9
T9
T10
C6B
C7B
80
µ
F
400V
235
µ
F 250V
470
µ
F
400V
470
µ
F
400V
10A
250V
235
µ
F 250V
80
µ
F
400V
GR
WH
BL
BK
DB1
DB2
DIODE BRIDGE
DIODE BRIDGE
BL
T2
C11
C2
C3
C1
C5
CT1
NR2
RY2
CNR2
CN3
CN6
C4
L3
L4
SA1
NR1
T11
T3
WPE1
WPE2
WPE3 3A 250V
13A
250V
FAN
MOTOR
FAN
MOTOR
CAPACITOR
2
µ
F 430V
THERMISTOR
PIPE TEMP.
UNIT TO UNIT CORD
SINGLE PHASE
220-240V 50/60Hz
LED INDICATION OF SELF-DIAGNOSIS
ON OUTDOOR UNIT
FAN
MOTOR
CONTROL BOARD
UNIT
INDOOR UNIT
+
–
+
–
+
+
+
–
+
–
–
–
Normal
Abnormal signal line
Compressor lock
Overheat of the compressor
Power module (PM1) abnormality
NO
6
5
7
8
LED indication pattern
Mulfunction part or abnormal condition
Short circuit of the thermistor
Open circuit of the thermistor
AC abnormal current
AC overcurrent
NO.3 Overheat of the compressor
1.0sec
1.0sec
0.6sec
0.6sec
0.6sec
0.6sec
Figure
W-2.
Wiring
Diagram
for
AU-X108E
AH/AU-X108E
AY/AE-X108E
AH/AU-X138E
AY/AE-X138E
7
N
1
N
2
1
1
4
3
2
1
3
5
N
2
L
TERMINAL
BOARD
LED BLINKING
NO
1
2
3
4
LED indication pattern
Mulfunction part or abnormal condition
LED turns on
Slow flashing ( 1 time for 2 seconds)
Example : NO.2 Compressor lock
on
off
1.0sec
1.0sec
1.0sec
0.6sec
0.6sec
0.6sec
Quick flashing ( 3 times for 2 seconds)
TERMINAL
BOARD
OUTDOOR UNIT
TERMINAL BOARD
G(Y)
G(Y)
BR
BL
RE
RE
BK
BL
OR
THERMISTOR
COMP. TEMP.
TH1
CN1
WH
BK
RE
BL
YE
BL
FC1
YE
U
V
W
U(R)
V(S)
W(C )
COMPRESSOR
POWER
TRANSISTOR
MODULE (PM1)
TH2
RE
CONTROL BOARD UNIT
T1
T4
The voltage is high at C8, C9 (electronic capacitors) on outdoor unit.
For mentenance discharge at C8, C9 to prevent electric shock.
In case that WPE2 (protecter) has been fused, the voltage is kept high at C8, C9.
YE : YELLOW
GN : GREEN
BK : BLACK
BL : BLUE
BR : BROWN
GR : GRAY
RE : RED
WH : WHITE
OR : ORANGE
G(Y) : GREEN YELLOW
CAUTION
T5
BR
OR
RE
RE
BL
WH
RE
WH
C6
BK
C7A
C7B
C8
C9
C24
150
µ
F
400V
150
µ
F
400V
2000
µ
F 400V
2000
µ
F 400V
50
µ
F
200V
4700
µ
F
63V
L1
L2
4
1
2
3
MRY1
YE
YE
GR
BR
YE
T9
T7
T8
T10
20A
250V
DB1
DB2
DIODE BRIDGE
DIODE BRIDGE
GR
BL
PTC1
REACTOR
REACTOR
GR
BL
BL
GR
BL
T2
C11
C2
C3
C1
C5
CT1
NR2
RY2
CNR2
CN3
CN8
C4
L3
L4
SA1
NR1
T11
T3
WPE1
WPE2
WPE3 3A 250V
20A
250V
FAN
MOTOR
FAN
MOTOR
CAPACITOR
2
µ
F 430V
THERMISTOR
PIPE TEMP.
UNIT TO UNIT CORD
SINGLE PHASE
220-240V 50/60Hz
LED INDICATION OF SELF-DIAGNOSIS
ON OUTDOOR UNIT
FAN
MOTOR
CONTROL BOARD
UNIT
INDOOR UNIT
Normal
Abnormal signal line
Compressor lock
Overheat of the compressor
Power module (PM1) abnormality
NO
6
5
7
8
LED indication pattern
Mulfunction part or abnormal condition
Short circuit of the thermistor
Open circuit of the thermistor
AC abnormal current
AC overcurrent
NO.3 Overheat of the compressor
1.0sec
1.0sec
0.6sec
0.6sec
0.6sec
0.6sec
Figure
W-3.
Wiring
Diagram
for
AU-X138E
AH/AU-X108E
AY/AE-X108E
AH/AU-X138E
AY/AE-X138E
8
N
1
N
2
1
1
4
5
6
3
2
1
3
2
1
5
N
2
L
TERMINAL
BOARD
LED BLINKING
NO
1
2
3
4
LED indication pattern
Mulfunction part or abnormal condition
LED turns on
Slow flashing ( 1 time for 2 seconds)
Example : NO.2 Compressor lock
on
off
1.0sec
1.0sec
1.0sec
0.6sec
0.6sec
0.6sec
Quick flashing ( 3 times for 2 seconds)
TERMINAL
BOARD
OUTDOOR UNIT
TERMINAL BOARD
G(Y)
G(Y)
BR
BL
RE
WH
RE
BK
BL
OR
GN
THERMISTOR
COMP. TEMP.
TH1
CN1
WH
BK
RE
BL
YE
BL
FC1
YE
U
V
W
U(R)
V(S)
W(C )
COMPRESSOR
POWER
TRANSISTOR
MODULE (PM1)
TH2
TH3
RE
CONTROL BOARD UNIT
T1
T4
The voltage is high at C8, C9 (electronic capacitors) on outdoor unit.
For mentenance discharge at C8, C9 to prevent electric shock.
In case that WPE2 (protecter) has been fused, the voltage is kept high at C8, C9.
YE : YELLOW
GN : GREEN
BK : BLACK
BL : BLUE
BR : BROWN
GR : GRAY
RE : RED
WH : WHITE
OR : ORANGE
G(Y) : GREEN YELLOW
CAUTION
T5
T7
BR
OR
RE
WH
YE
T12
T6
T8
T14
T13
L1
L2
REACTOR
REACTOR
RE
GR
C7A
C6A
D4
D5
C8
C9
T9
T10
C6B
C7B
80
µ
F
400V
235
µ
F 250V
470
µ
F
400V
470
µ
F
400V
10A
250V
235
µ
F 250V
80
µ
F
400V
GR
WH
BL
BK
DB1
DB2
DIODE BRIDGE
DIODE BRIDGE
BL
T2
C11
C2
C3
C1
C5
CT1
NR2
RY2
CNR2
CNR1
CN3
CN6
C4
L3
L4
SA1
NR1
T11
T3
T15
WPE1
WPE2
WPE3 3A 250V
13A
250V
FAN
MOTOR
4 WAY
VALVE
COIL
FAN
MOTOR
CAPACITOR
2
µ
F 430V
THERMISTOR
PIPE TEMP.
THERMISTOR
AIR TEMP.
UNIT TO UNIT CORD
SINGLE PHASE
220-240V 50/60Hz
LED INDICATION OF SELF-DIAGNOSIS
ON OUTDOOR UNIT
FAN
MOTOR
CONTROL BOARD
UNIT
INDOOR UNIT
+
–
+
–
+
+
+
–
+
–
–
–
RY1
Normal
Abnormal signal line
Compressor lock
Overheat of the compressor
Power module (PM1) abnormality
NO
6
5
7
8
LED indication pattern
Mulfunction part or abnormal condition
Short circuit of the thermistor
Open circuit of the thermistor
AC abnormal current
AC overcurrent
9
4 WAY VALVE error
NO.3 Overheat of the compressor
1.0sec
1.0sec
0.6sec
0.6sec
0.6sec
0.6sec
Figure
W-4.
Wiring
Diagram
for
AE-X108E
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