Sinclair SDV 6 Service Manual page 12

Table 3.2: voltage test instructions (continue)
Code Content
CN190 Drainage pump port
Display panel
CN30
connection
CN8 EEV drive port
Program burning
CN25
port(indoor unit)
After-sale Kit
CN99
communication port
Description
When the water pump is running, pin 2 and 3
output 12V DC
Using the DC voltage gear of the multimeter
to test pin 1 and 4, the value should be 12V;
Using the DC voltage gear of the multimeter
to test pin 5 and GND (use other ports'
GND) , the value should be 12V;
/
Using the DC voltage gear of the multimeter
to test pin 1 and 2, the value should be 12V;
Description
1 pin
GND
GND-L
1 pin
1 pin
Using other ports' GND
3.3V (1 pin)
GND
GND 12V (1 pin)
9