Samsung mini DVM Series Service Manual page 495

13-3 Outdoor Unit (DVM Plus2 Series)
13-3-1 Main PCB
Communication Part
1. Wired Indoor unit
2. Wired Outdoor Unit
Power PBA interface
1. Sensor input part
: SUMP, Low Pressure, High Pressure,
Out air temp, suction temp, etc.
2. EEV1, EEV2, Liquid EEV
13-11
Program download part
MAIN
SUB
MPU
MPU
Valve Drive Part
CCH, OIL, LIQUID TUBE, PWM, COMP, HOTGAS, 4WAY
7-segment Key operation
display Tact switch
Setting Part
1. Indoor Number
2. Operation Condition
3-phase mis
wiring Detection
Part
COMP CT
Sensor Input
Samsung Electronics