Sharp AF-T908X

18
AF-T908X
AF-R908X
AF-R1108X
AF-R1208X
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
POWER SUPPLY CORD
AC115V 
60Hz
FU1
125V 
4A
T1
OLR
MRY
COMPRESSOR MOTOR
C
S
R
RUNNING CAPACITOR
IN DOOR
FAN MOTOR
CAPACITOR
IN DOOR
FAN MOTOR
RY1
RY3
RY2
CNR1 CNR2 CNR3
FAN / H
ON DOOR ON DOOR ON DOOR
OUT DOOR OUT DOOR
FAN / H FAN / M FAN / L FAN / L COMP
RY1
MRY
RY2 RY3 RY4 RY5
-12V
D8
D7 D5
D6D10
D9
R1
22K
R8
2.7K
D3
D4
D1 D2
C2
25V
1000µ
C3
25V
0.1µ
C4
25V
0.1µ
C5
25V
47µ
C
C
I
I
O
O
C6
10V
100µ
C7
25V
0.1µ
C8
25V
0.1µ
IC2
7812
IC3
79L05
D18
(CONTROL BOARD UNIT)
-5V
-12V
Q8
ZD1
HZ-4A2
KRA101M
(DTA143ES)
R2
15K
R3  10K
R4  20K
C10
C9
KRC101M
(DTC143ES)
Q9
-5V
OSC
4MHz
KRA106M x 5
(DTA143ZS)
Q1
Q7
BZ
Q2 Q3
Q4
Q6
A
B
Q5
KRA105M
(DTA123JS)
R9
16V
10µ x 2
BCN1
R10 15K(F) x 2
-5V
-5V
C14
C13
TH1(15K)
(ROOM TEMP)
(PIPE TEMP)
TH2(15K)
1 2 3 4 5 6 7 8 9
10 11 12 13 14
28 27 26 25 24 23 22 21 20 19 18 17 16 15
V
DD
HOLD R92 R91 R90 R83 INT1 R81 INT2 R63 R62 R61 R60 R53
X
OUT
XIN RESET R70 R71 R72 R40 R41 R42 R43 R50 R51 R52 V
SS
ICI TMP47C243N
RA1
-5V
CN4
CA1
BCN3
1 2 3 4 5 6 7 8
7 6 5 4 3 2 1
C15
C16
-5V
-5V
-5V
10K x 3
R7
R6
R5
C22
C21
C12
C11 16V 10µ
25V
C2 0
A B
C19  16V 10µ
C18  16V 10µ
C17
IC4
CN3 BCN2
SW1 SW2 SW3 SW4 SW5 SW6 SW7
TEST
D11 D12 D13 D14 D15 D16 D17
R11 R12 R13 R14 R15 R16 R17 R18
150 x 8
CA1:1000 PF x 8 (CAPACITOR ARRAY) RA1:10KΩJ x 8 (RESISTOR ARRAY)
SW1:ENERGY SAVER SW2:TIMER SW3:TEMP SW4:SELECTOR SW5:POWER SW6: KEY SW7: KEY LED2 LED7:GREEN LED8.LED9:YELLOW
IF NOT SPECIFED 1/4W. 5% IF NOT SPECIFED 50V 1000
P
IF NOT SPECIFED 1SS270A
Electronic Control Circuit Diagram for AF-R908X, AF-R1108X and AF-R1208X
(DISPLAY UNIT)
(POWER SUPLLY UNIT)
18 10
91
LED1
Q10
Q11
Q12
KRA222M x 3
(DTB123EA)
LED2
LED3
LED6 LED8
LED7 LED9
LED4
LED5
H M L
FAN
TEMP
TIMER
ENERGY
/SAVER
ON/OFF
TR
C1
250V
0.1µ
0.1µ
CN1
L
M
H
NR
3 5 1 7
CN2
3 1 5
RY4
RY5
CNR4
CNR5
OUT DOOR
FAN MOTOR
CAPACITOR
OUT DOOR
FAN MOTOR
L
H