Block Diagram - Samsung GH052EAM Service Manual

6. Block Diagram

Up and down STEP MOTOR
Room temp. SENSOR
pipe sensor
pipe outlet sensor
Indoor left and right FAN RPM
feedback control
Function display part remote control
receiving part
Option saving control
Communication(485comm)
Indoor unit ADDRESS setting part
RMC ADDRESS setting part
Blackout restoring function
Room temp. compensation function
Power source comm wrong
connection prevention function
Vent fan control
- 485 comm applied, room temp. compensation
- EEPROM option saving and blackout restoring function
- Left and right FAN MOTOR phase control
- Power-comm line misconnection prevention function
- Cost saving related sub-option separation between indoor unit communication part
- Option part sub-development according to the SVC structure
32
MAIN PCB
MICOM
485 comm control
Central controller
- Wire remote controller
- Relay
- Central controller
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