Control Block Diagram - Toshiba RAS-25S4KVDG-ND Service Manual

8-1. Indoor Unit
Heat Exchanger Sensor
Temperature Sensor
Infrared Rays Signal Receiver
Initiallizing Circuit
Infrared
Rays
Clock Frequency
Oscillator Circuit
36.7KHz
Power Supply
Circuit
Remote
Control
Noise Filter
Power Supply
(To Indoor Unit)
REMOTE CONTROL

8. CONTROL BLOCK DIAGRAM

Indoor Unit Control Panel
Functions
• Louver Control
• 3-minute Delay at Restart for Compressor
• Motor Revolution Control
• Processing
(Temperature Processing)
• Timer
• LED brightness dim
• Serial Signal Communication
• Wireless adapter
• Thermal Sensor
Serial Signal Transmitter/Receiver
Serial Signal Communication
Operation Mode Selection
AUTO, COOL, DRY, HEAT, FAN ONLY
SWING setting & HADA CARE FLOW
DIRECT AND INDIRECT
- 23 -
M.C.U
Louver ON/OFF Signal
Louver Driver
Remote Control
Operation ( )
Temperature Setting
Fan Speed Selection
OFF TIMER Setting
Fix L-R, Fix U-D
Fireplace
8°C
ECO
Hi-POWER
POWER-SEL
SILENT CDU
OCCUPANCY
STRONG DEFROST
Operation
Display
Timer
Display
Strong defrost
Display
ECO
Display
Wireless adapter
Display
Indoor
Fan Motor
Wireless
adapter
Thermal
Sensor
Louver Motor
Infrared Rays