Connection Of Wireless Remote Controller Kit - Toshiba RAV-SM307MUT-E Service Manual

6-1-2. Connection of Wireless Remote Controller Kit

Indoor unit
#1 (Header)
Indoor control P .C. board (MCC-1643)
Louver
motor
Drain
pump
Indoor
fan motor
Power circuit
DC280V
* Case of "1:1 model" connection interface (Option)
U3
Central controller
(Option)
U4
A B
DC20V
Remote controller
communication circuit
DC5V
DC12V
Driver
Outside
output
Fan motor
control circuit
Start/Alarm
P .C. board
(MCC-1440)
TCC-LINK
communication circuit
EEPROM
TA sensor
TC sensor
TCJ sensor
Float input
CPU
HA
Wireless/
Occupancy
sensor
Application
control kit
Serial send/
receive circuit
AC
synchronous
signal input circuit
1 2 3
Up to 8 units are connectable. 1
∗1 However Max.8 units are connectable in
1 2 3
∗2 The "1:1 model" connection interface is mounted
Outdoor unit
– 23 –
#2 #3
(Follower) (Follower)
A B
Same as left Same as left
∗2
1 2 3
Outdoor unit
case of mounting "1:1 model" connection interface
when two wired (simple) remote controllers are
connected.
to only 1 unit.
"1:1 model" connection interface is mounted to
the header unit.
A B
∗2
1 2 3
Outdoor unit