Connection Of Both Wired (Simple) Remote Controller And Wireless Remote Controller Kit - Toshiba RAV-GM561UT-E Service Manual

6-1-3. Connection of Both Wired (Simple) Remote Controller and Wireless Remote Controller Kit

Indoor unit
#1 (Header) ∗1, ∗4
Wireless remote controller kit
Receiver P.C. board (MCC-1504)
Display LED
Receive circuit
Buzzer
MCU
DC5V
Power Remote controller
circuit communication circuit
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
Function setup SW
Grille up/down SW
Temporary
operation SW
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
Wired (simple) master remote controller
(Max. 2 units)
Display Function
LCD setup
Key
Display
CPU
LED switch
DC5V
Remote controller Power
communication circuit circuit
A B
EEPROM
TA sensor
TC sensor
TCJ sensor
Float input
CPU
Occupancy
Application
control kit
Serial send/
receive circuit
AC
synchronous
signal input circuit
1 2 3
1 2 3
Outdoor unit
– 26 –
Schedule timer
Display
LCD
CN2
CN1
DC5V
∗3
Power
circuit
#2
(Follower)
A B
Same as left
∗2
HA
Wireless/
sensor
1 2
Outdoor unit
Up to 8 units are connectable. 1
∗1 However Max.8 units are connectable in case of
mounting "1:1 model" connection interface.
∗2 The "1:1 model" connection interface is mounted
to only 1 unit.
"1:1 model" connection interface is mounted
to the header unit.
∗3 Connection of the schedule timer to the simple
remote controller is unavailable.
∗4 In the left system, set the wireless remote
controller side as the follower remote controller
when using the wired (simple) wired remote
controller as the header remote controller.
LCD
driver
Function
setup
CPU
Key
switch
Secondary
battery
#3
(Follower)
A B
Same as left
∗2
3 1 2 3
Outdoor unit