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15 Electronic Circuit Diagram
15.1. Indoor unit
SCHEMATIC DIAGRAM 1/4
Q13
RT1N141C
RT1N141C
Q12
DTA114EKA
DTA114EKA
D17
HRU0183A2
ZD4
UDZS308
ZD3
UDZS308
FLOA
T
SM
LF 2
SS11V-R04520
CN-REM
(XH3)
(XH3)
1
2
3
D16
DAN217
Q9
2SB119EK
2SB119EK
e
b
c
c
b
e
Q10
2SD1782K
2SD1782K
Q7
2SB1198K
2SB1198K
e
b
c
c
b
e
Q8
2SD1782K
2SD1782K
D14
DAN202U
D13
DAP202U
IC5
TC7500F
5
4
3 2
1
R
Y
-REM
+
-
R57
27k
PC5
TLP328
C39
2.2 25V
R55
750
C41
100p
(JC)
C40
C38
0.01
0.01
D18
HRU0103A2
Q11
UN2223TX
L2
820
H
R56
4.7k
4.7k
C37
0.01
0.01
D15
DAN217
L1
820
H
C32
0.01
R50
3.9k
3.9k
R46
3.9k
3.9k
R47
3.9k
3.9k
R43
3.9k
3.9k
C33
2200p
+
I
O
G
G
NC
IC4
BD47426
PIN3
NONE
PIN4
NONE
NRST
NMOD
C43
2.2
50V
2.2
50V
C42
0.01
0.01
R60
100k
R77 10.0k 1%
R78 10.0k 1%
R78 10.0k 1%
R79 10.0k 1%
R80 10.0k 1%
R80 10.0k 1%
C68 0.047 25V
C69 0.047 25V
C70 0.047 25V
C71 0.047 25V
C69 0.047 25V
C70 0.047 25V
C71 0.047 25V
C50
1
6.3V
C51
1
6.3V
C52
1
6.3V
R64
20.0k
1%
R65
20.0k
1%
R66
15.0k
1%
R83 1k
R82 1k
R84 1k
R81 1k
R90 80.6k
1%
R89 40.2k
1%
R88 20k
1%
R87 10k
1%
R85
10k 1%
C56
0.01
SW1
R94 80.6k
1%
R93 40.2k
1%
R92 20k
1%
R91 10k
1%
R86
10k 1%
C57
0.01
SW2
C45
0.01
0.01
C44
10
50V
R61
150k
X1
16.8MHz
15pFx2
16.8MHz
15pFx2
CN-TIMER
TO CN-OPT2
R67 1k
R68 1k
R69 1k
+
10k
b
10k
e
c
10k
10k
b
e
c
1
2
3
4
18k
10k
b
e
c
D8
R49 4.7k
R48 4.7k
R54 68 1/4W
R53 68 1/4W
C36
2200p
C35
2200p
R45 4.7k
R44 4.7k
R52 68 1/4W
R51 68 1/4W
C34
2200p
2.2
25V
25V
1
2
3
4
5
6
CN-OPT2
PIPE TEMP. SENSOR 2
(20k 3950)
PIPE TEMP. SENSOR 1
(20k 3950)
(20k 3950)
PIPE TEMP. SENSOR 1
(20k 3950)
AIR TEMP. SENSOR
(15k 3950)
(15k 3950)
8 7 6 5
4 3 2 1
8 7 6 5
4 3 2 1
CN-TH1
4
3
3
2
1
1
4
3
3
2
1
1
2
1
REMOTE
CONTROLLER
R76
20k 1%
115
CS-F18DTE5 CU-L34DBE5 /
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