Toshiba RAS-M18SAH-E - 7 Microcomputer Block Diagrams

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7. MICROCOMPUTER BLOCK DIAGRAMS
RAS-13SKH-E / RAS-3M31SAH-E-1 (Upper Unit)
Infrared Rays Signal Receiver
Current Sensor
Thermo. Sensor
Functions • Louver Control • 3-minutes Delay at Restart for Compressor • Motor Revolution Control • Processing (Temperature Processing) • Timer
ECONO.
Louver Direction Setting
Louver AUTO Swing
OFF TIMER Setting
ON TIMER Setting
Fan Speed Selection
Thermo. Setting
Operation Mode Selection
AUTO, COOL, DRY, HEAT, FAN ONLY
Operation (START/STOP)
Relay Driver, Louver Driver
Clock Frequency
Oscillator Circuit
Heat Exchanger Sensor
Infrared
Rays
Initializing Circuit
C. P. U
Main Unit Control Panel
AC220/230/240V ~ 50Hz
Remote Control
Operation
Display
Timer
Display
ECONO.
Sign Display
PRE-DEF.
Sign Display
Indoor
Fan Motor
Louver
ON/OFF
Signal
4-Way Valve
ON/OFF
Signal
Outdoor Fan
ON/OFF
Signal
Compressor
ON/OFF
Signal
Relay
Relay
Louver
Motor
(Compressor Current)
Relay
RY02
RY01 RY03 RY04
Noise Filter
Power
Supply
Circuit
Relay
4-Way ValveOutdoor Fan MotorCompressor