9. Circuit Descriptions
9-1 PCB Circuit Descriptions
9-1-1Indoor Unit
Samsung Electronics
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Indoor Load Part
Temperature Sensor Part
Heater, Ventilator
Room Temperature,
Drain Pump, Hot Coil
Pipe In Temperature,
Pipe Out Temperature,
Indoor Fan Part(TAP)
Heater Discharge Temperature
Indoor Fan Part(SSR)
External Control Part
Display Part
EEV Control Part
485 Communication Part
Wired Remote Controller Part
Address S/W & Option S/W
(12V)
9-1