In Case Of Connection Of Wireless Remote Controller - Toshiba MMF-AP0156H-E (TR) Service Manual

7-1-2. In Case of Connection of Wireless Remote Controller

Indoor unit
#1 (Header)
PMV
Louver
motor
Indoor
fan motor
DC
280V
A
Indoor control P.C. board
(MCC-1643)
DC20V
Remote controller
communication circuit
DC5V
DC12V
MCU
Driver
Outside output
Start/Alarm
Fan motor
control circuit
Power
circuit
Power supply
1Ø220-240V, 50Hz
1Ø220V, 60Hz
B
communication circuit
Power
circuit
EEPROM
TA sensor
TC1 sensor
Buzzer
TC2 sensor
Receiving
TCJ sensor
HA
BUS
communication
circuit
U1 U2
L N
Indoor/Outdoor
communication
U1 U2
Outdoor unit
– 27 –
#2
Wireless remote
(Follower)
controller kit
Receiving
P.C. board
Remote controller
Emergent
operation
SW
DC5V
CPU
Function
setup SW
Display
LED
circuit
L
Power
supply
#3
(Follower)
A B A B
Same
Same
as left
as left
U1U2 U1U2
N L N
Power
supply
Outdoor
Outdoor
unit
unit