Panasonic CU-3E23CBPG Service Manual

Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
Port No. Description
P16
T06
RXD
TXD
SI
SO
SCK
RESET
Vdd
X2
X1
Vss
IC(VPP)
P90
P91
P92
P93
P94
P95
P40
P41
P42
P43
P44
P45
P46
P47
P50
P51
P52
P53
P54
Vss
P55
P56
P57
P60
P61
P62
P63
+5V
Data Reception
Data Transmission
Reset Signal
+5V
6MHz Oscillation
6MHz Oscillation
GND
Expansion Valve 1 Drive
Expansion Valve 1 Drive
Expansion Valve 1 Drive
Expansion Valve 1 Drive
PFC
Expansion Valve 2 Drive
Expansion Valve 2 Drive
Expansion Valve 2 Drive
Expansion Valve 2 Drive
LED 201 Drive
Terminal for servicing
PFC Drive
RY-PWR Drive
RY-HOT Drive
GND 73 PO7
Data
LED 202 Drive
LED 203 Drive
Test ( Timer shorten )
Microprocessor A52D4956G122
Pin No.
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
Port No. Description
P64
P65
P66
P67
TO0
TO1
P32
P33
P34
P35
P36
P37
Vss
Vdd
AVDD
ANI0
ANI1
ANI2
ANI3
ANI4
ANI5
ANI6
ANI7
AVSS
AVREF
NMI
INTP0
PO2
PO3
INTP3
INTP4
INTP5
PO7
Vss
RTPO2
RTPO3
RTPO4
RTPO5
RTPO6
RTPO7
PFC Abnormality Detection
Fan Speed Control
+ 5V
Heat Exchanger Exit Temperature
Heat Exchanger Temperature
Outdoor Air Temperature
Compressor Discharge Temperature
Running Current
Pipe Temperature A
Pipe Temperature B
DC Voltage
DC Peak Detection
Fan Speed Detection
Pump Down
Ry-AC Drive
Compressor Revolution Detection
Compressor Revolution Detection
Clock Pulse
Compressor Drive U
Compressor Drive V
Compressor Drive W
Compressor Drive U
Compressor Drive V
Compressor Drive W
Outdoor IC201
Function
First deice operation time
Deice operation starting
Deice forced completion
Deice operation completion
Deice detection
Compressor forced operation time
Compressor operation frequency step up
Deice operation starting 3 degrees C
DC peak detection after compressor restart
10 min. 30 sec. 63 sec.
Time Test mode
60 min. 6 sec.
45 sec. 4.5 sec.
Outdoor
59 sec. 5.9 sec.
40 min.
80 min.
120 min.
30 sec.
60 sec.
3 min.
30 sec.
8 sec.
16 sec.
24 sec.
0
0
1.8 sec.
0
Timer Table
2-ROOM OUTDOOR 3/3
CS-ME7CKPG / CS-ME10CKPG / CS-ME12CKPG / CS-ME14CKPG / CS-ME18CKPG / CU-2E15CBPG / CU-2E18CBPG / CU-3E23CBPG / CU-4E27CBPG
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Panasonic CU-3E23CBPG Specifications

General

Brand	Panasonic
Model	CU-3E23CBPG
Category	Air Conditioner
Language	English