LG LMU240HE Service Manual - Page 56
Multi type Air Conditioner, Schematic Diagram
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Schematic Diagram 2. Outdoor Unit 56 Multi type Air Conditioner
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56
Multi type Air Conditioner
Schematic Diagram
2. Outdoor Unit
P07
SW01F
OR2H,OR7H,OR10H:91K,OR3H-4H,OR8H-9H,OR11H-12H:15K(ETC:20K)
R03T
1
1
DC 5V
56K
R04T
1K
1
2
7036P
IC01A
CN-JIG
3
4
3
4
2
2
JIG_RX
JIG_TX
DC 5V
10K
R01T
1K
R02T
C01H-C04H : 103
P21
21
JIG_RX
26
OSC01B
CST-8.00MGW
JIG_TX
+
3
C02A
10
R03A,100
50V
25V
0.01
C01A
R02A,4.7K
R01A,1K
Xin
Vss
Xout
R01B,1M
25
24
P22
RESET
23
22
P20
19
R01F,1K
R02F,10K
R02G,10K
R01G,10K
R04G,10K
R03G,10K
P32
29
30
P33
28
27
P31
P30
L4(C)
L3(C)
L1(A)
L2(B)
PWM(A)
PWM(C)
PWM(B)
P53
P54
46
47
P52
45
51
P60
50
P62
P63
P61
52
53
31
P37
34
35
36
P41
P40
33
32
P36
P35
RX(C)
RX(B)
TX(C)
RX(A)
TX(B)
14
13
P13
P12
P34
11
10
12
P10
P11
TX(A)
CN-LEV(C)
CN-LEV(B)
DC 5V
+
C52M
220
50V
2
3
1
2
3
1
5
4
5
4
IC03M
4
4
220
50V
+
C51M
1
1
3
2
3
2
50V
5
5
1
+
220
C50M
1
2
2
1
1
OUT_PIPE
OUT_TH
2
2
3
3
4
4
CN-TH2
SUCTION
3
3
4
4
DC 5V
R05H-R20H
(ETC: 12.1K 1%)
(R05H,R06H,R07H:6.2K 1%)
DISCHARGE
CN-TH1
1
1
41
R01H,1K
60
P71
P66
P65
P64
55
56
54
P70
P67
59
57
63
P73
P72
R04H,1K
62
61
P76
P74
P75
R02H,1K
R03H,1K
1
64
7
8
9
P05
P06
5
6
P02
P04
P03
P51
44
4
3
P00
P01
42
43
P47
P50
MICOM
TMP87CM41F
58
TEST
P77
20
2
VSS
AVDD
49
48
VDD
Q01Z
KRA107M
39
40
P44
P46
P45
38
37
P42
P43
DC 5V
CN-LEV(A)
IC02M
4
2
3
4
2
3
5
5
RY-COMP(A)
RY-FAN(H)
RY-COMP(B)
IC01M
R01Z-R07Z : 4.7K
RY-LIQ
RY-FAN(L)
RY-GAS
RY-4WAY
DC 15V