Haier AS50PDAHRA Service Manual page 44

Wall mounted type dc inverter
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11 Circ c uit Diag g rams
1
3
SCL
17
P60/SCLA0
SDA
18
P61/SDAA0
NetLabel_19
1 9
P62(
开漏
)
NetLabel_20
2 0
P
6
3
BUZZ
21
P
31
/INT4/TI03/TO03/beep0
sda10/RXD1/AN16/P03
DSTEP_A
22
P77/INT11/TXD2
DSTEP_B
23
P76/INT10/RXD2
DSTEP_C
24
P75/INT9/scl01
DSTEP_D
25
P74/INT8/sda01
USTEP_A
26
P73/KR3
USTEP_B
27
P72/KR2
USTEP_C
28
P71/sda21
USTEP_D
29
P70/KR0/scl21
LSTEP_A
30
P06/TI06
LSTEP_B
31
P05/TI05
LSTEP_C
32
P30/INT3/scl11
43
64
FJ-fb
beep0/INT6/P140
63
NetLabel_63
beep1/INT7/P141
62
TI00/P00
3-62-N
61
TO00/P01
60
TXD1/AN17/P02
3-60-COMM_TX
59
3-59-COMM_RX
58
zj
SCL10/SCK10/P04
57
NetLabel_57
P130(out)
56
ROOM
AVREFP/AN0/P20
55
BM(ad)
AVREFM/AN1/P21
54
25/35
AN2/P22
53
A/B
AN3/P23
52
CKG
AN4/P24
51
AN5/P25
50
AN6/P26
49
AN7/P27
R37 10K
10K
R96
R8
10K
Do o mestic air conditioner r
Circuit Diagra a ms
PIPE ROOM

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