– 11 –

Heat Exchanger Sensor

Thermo Sensor

Infrared Rays Signal Receiver

Infrared

Rays

Remote Control

Operation (START/STOP)

Operation Mode Selection

AUTO, COOL, DRY, FAN ONLY

Thermo Setting

Fan Speed Selection

ON TIMER Setting

OFF TIMER Setting

Louver AUTO Swing

Louver Direction Setting

ECONO.

AC 220/230/240V~ 50Hz

Main Unit Control Panel

C. P. U

Functions

• Louver Control

3-minute Delay at Restart for Compressor

Initializing Circuit

• Motor Revolution Control

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Clock Frequency

• Processing

 

 

 

 

Oscillator Circuit

 

 

 

 

(Temperature Processing)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• Timer

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Power Supply

 

Compressor, Outdoor Fan

Louver

 

 

Circuit

 

ON/OFF Signal

ON/OFF Signal

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Noise Filter

 

 

Relay Driver, Louver Driver

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Relay

RY01

Relay

RY02

Compressor

 

Outdoor Fan Motor

 

 

 

Operation

Display

Timer

Display

ECONO.

Sign Display

FAN-ONLY Sign Display

Indoor

Fan Motor

Louver

Motor

6. MICRO-COMPUTER BLOCK DIAGRAM

Page 11
Image 11
Toshiba RAS-10SA-E, RAS-10SKX, RAS-10SAX, RAS-10SK-E service manual MICRO-COMPUTER Block Diagram, AUTO, COOL, DRY, FAN only