Connection Of Both Wired (Simple) Remote Controller And Wireless Remote Controller Kit - Toshiba RAV-RM301SDT-E Service Manual

7-1-3. Connection of Both Wired (Simple) Remote Controller and Wireless Remote Controller Kit

Wireless remote controller kit
Display LED
Receive
circuit
MCU
Buzzer
DC5V
Power Remote controller
circuit communication circuit
A
Indoor unit
#1 (Header)
Indoor control P.C. board (MCC-1570)
Drain
pump
Indoor
fan motor
Power circuit
DC280V
* Case of TCC-LINK adapter
Case of TCC-LINK adapter
TCC-LINK U3
Central controller
(Option) U4
Receiver P.C. board
(MCC-1504)
Function setup SW
Grille up/down SW
Temporary
operation SW
B
A B
DC20V
Remote controller
communication circuit
DC5V
DC12V
Humidifier output
Driver
Outside
output
MCU
Run
Warning
Defrost
Thermo. ON
COOL
Fan motor
HEAT
control circuit
FAN
(Option)
TCC-LINK
adapter P.C. board
(MCC-1440)
TCC-LINK
communication circuit
Master wired remote controller
(Max. 2 units)
Display Function
LCD setup
Display Key
MCU
LED switch
DC5V
Remote controller Power
communication circuit circuit
A B
EEPROM
TA sensor
TC sensor
TCJ sensor
MCU
Float input
Serial send/
receive circuit
AC
synchronous
signal input circuit
1 2 3
1 2 3
Outdoor unit
Up to 8 units are connectable. ∗1
∗1 However Max.7 units are connectable in case of mounting network adapter.
∗2 The network adapter is mounted to only 1 unit.
TCC-LINK adapter is mounted to the master unit.
∗3 Connection of the weekly timer to the sub remote controller is unavailable.
∗4 In the left system, set the wireless remote controller side as the follower
remote controller when using the wired remote controller as the master
remote controller.
– 33 –
Weekly timer
Display LCD
LCD driver
CN2
MCU
CN1
DC5V
∗3
Power
circuit
#2
(Follower) (Follower)
A B
Same as left
∗2
HA
1 2 3
Outdoor unit
Function
setup
Key
switch
Secondary
battery
#3
A B
Same as left
∗2
1 2 3
Outdoor unit