Samsung Electronics13-11
13-3 Outdoor Unit (DVM Plus2 Series)
13-3-1 Main PCB
Program download part
Power PBA interface
1. Sensor input part
: SUMP, Low Pressure, High Pressure,
Out air temp, suction temp, etc.
2. EEV1, EEV2, Liquid EEV
3-phase mis
wiring Detection
Part
7-segment
display
Key operation
Tact switch
COMP CT
Sensor Input
Valve Drive Part
CCH, OIL, LIQUID TUBE, PWM, COMP, HOTGAS, 4WAY
Communication Part
1. Wired Indoor unit
2. Wired Outdoor Unit
MAIN
MPU
SUB
MPU
Setting Part
1. Indoor Number
2. Operation Condition