In Case Of Connection Of Wireless Remote Controller - Toshiba MMC-UP0181HP-UL Service Manual

8-1-2. In case of connection of wireless remote controller

Indoor unit
#1 (Header)
PMV
Louver
motor
Drain
pump
Option
Indoor
fan motor
DC
280V
Max.8 or 16 units are connectable.
(depending on connection system)
*1 The schedule timer can be connected
to only RBC-AMT∗∗∗.
A B
Indoor control P.C. board
(MCC-1643)
DC20V
Remote controller
communication circuit
DC5V
DC12V
MCU
Driver
Outside output
Start/Alarm/Ready
Thermostat ON
COOL/HEAT/FAN
Fan motor
control circuit
Power
circuit
L2
L1
Power supply
1Ø208/230V, 60Hz
- 32 -
Wireless remote
controller kit
Remote controller
communication circuit
Power
EEPROM
circuit
DC5V
TA sensor
CPU
TC1 sensor
TC2 sensor Buzzer
TCJ sensor
Receiving
circuit
Float input
HA
BUS
communication
circuit
Uv(U1) Uv(U2)
Indoor/Outdoor
communication
U1 U2
Outdoor unit
#2 #3
(Follower) (Follower)
A B A B
Receiving
P.C. board
Emergent
operation
SW
Same Same
as left as left
Function
setup SW
Display
LED
U1U2 U1U2
L2 L2
L1 L1
Power Power
supply supply
Outdoor Outdoor
unit unit