Control Block Diagram; Indoor Control Circuit - Toshiba RAV-SM562MUT-E Service Manual

7-1. Indoor Control Circuit

*1 Connection Interface is attached to
master unit.
(In case of group control operation)
*2 Weekly timer is not connectable to
the sub remote controller.
Central control remote controller
(Option)
Indoor unit #1
Connection Interfase
(Option)
P.C. board
(MCC-1440)
U3
TCC-LINK
communication
U4
circuit
Duct type nothing
Louver
motor
Drain
pump
Indoor
fan
motor

7. CONTROL BLOCK DIAGRAM

Main (Sub) master remote controller
Display
LCD
Display
LED
Remote controller
communication
circuit
Option
A
Remote controller
DC20V
communication
circuit
DC5V
DC12V
Outside output
Warning Ready
Cool/Heat Fan
CPU
Fan motor
control
circuit
Power circuit
DC280V
1 2 3
1 2 3
Outdoor unit
Function setup
CPU
Key switch
DC5V
Power
circuit
B
Indoor control P.C. board
(MCC-1402)
CPU
Driver
Separately sold parts
Run
Thermo. ON
AC
synchronous
signal input circuit
Wireless remote controller kit
Remote controller
communication circuit
Power
circuit
DC5V
CPU
Buzzer
Receive circuit
– 24 –
Weekly timer
LCD
driver
CPU
Display
LCD
CN2
CN1
Power
circuit
2
*
#2
EEPROM
TA sensor
TC sensor
TCJ sensor
Float input
for Ceiling type
Serial
send/receive
circuit
Receiver P.C. board
Temporary
operation SW
Function
setup SW
Display LED
Function setup
Key switch
DC5V
Secondary
battery
Option
#3
A B A B
Same as Same as
the left the left
1 1
* *
1 2 3 1 2 3
Outdoor Outdoor
unit unit