8-1. Indoor Unit
Heat Exchanger Sensor (Tc)
Room Temperature Sensor (Ta)
Infrared Rays Signal Receiver
and Indication
Initializing Circuit
Clock Frequency
Oscillator Circuit
Power Supply Circuit
Converter (D.C circuit)
Noise Filter
Power Supply
(From Outdoor Unit)
REMOTE CONTROL
8. CONTROL BLOCK DIAGRAM
MCU
Functions
• Cold draft preventing Function
• 3-minute Delay at Restart
for Compressor
• Fan Motor Starting Control
• Processing
(Temperature Processing)
• Timer
• Serial Signal Communication
• Clean Function
Serial Signal Transmitter/Receiver
Serial Signal Communication
(Operation Command and Information)
Remote Control
Operation (
Operation Mode Selection
AUTO, COOL, DRY, FAN ONLY
Themperature Setting
Fan Speed Selection
ON TIMER Setting
OFF TIMER Setting
Louver AUTO Swing
Louver Direction Setting
ECO
Hi Power
SLEEP (1, 3, 5, 9 OFF TIMER
– 20 –
FILE NO. SVM-12053
Indoor Unit Control Unit
Louver Motor
Drive Control
Indoor Fan
Motor Control
Infrared Rays
)
Louver
Motor
Indoor
Fan Motor