Sinclair SDV5 Series Service Manual page 36

Figure 5-1.2: 100/120 model outdoor unit main board ports
Table 5-1.2: 100/120 model main board 1 ports
Label in
Code
Figure 5-1.2
1 CN2
2 CN1
3 CN13
4 CN11
5 CN9
6 CN12
7 CN26
CN27
8
9 CN5
10 CN17
11 CN14
Notes:
The reserved ports may not be weld on the PCB.
1.
Figure 5-1.3: 100/120 model outdoor unit Communication converter board PCB Ports
Content
AC power input
AC power input
Four way valve
Electric heating belt of crankcase
T3: T3 condenser temperature;
T4: T4 outdoor ambient temperature;
T5: T4 outdoor ambient temperature;
TL: TL refrigerant cooling tube temperature;
High /Low pressure protection switch
Chip burning port
R T
communication port
P Q E X Y E O A communication port
Fan connection (fan control and power
supply to fan motor)
Compressor connection
Port voltage
L ,VLN=220-240VAC 50Hz
N ,VLN=220-240VAC 50Hz
0V or 220-240VAC,50Hz
0V or 220-240VAC,50Hz
0V or 5V DC
0V or 5V DC
5V DC
2.5-2.7V DC
2.5-2.7V DC
Fan control: 15V DC;
280V-380VDC
V = V = V
UV Uw VW
0-380VAC
power supply:
35