Connection Of Both Wired (Simple) Remote Controller And Wireless Remote Controller - Toshiba MMU-AP0057MH-E Service Manual

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

Indoor unit
#1 (Header)
Indoor control P.C. board
(MCC-1643)
PMV
Louver
motor
Drain
pump
Indoor
fan motor
DC
280V
Max. 8 units are connectable.
*1 The schedule timer cannot be connected to the simple wired
remote controller.
Wired(Simple) header remote controller
Display LCD
EEPROM
Display LED
Remote controller
communication circuit
A
DC20V
Remote controller
communication circuit
DC5V
DC12V
Driver
Outside output
Start/Alarm
Fan motor
control circuit
Power
circuit
L
Power supply
1Ø220-240V, 50Hz
1Ø220V, 60Hz
Function setup
Key switch
CPU
CN2
DC5V
Power
circuit
B
EEPROM
TA sensor
TC1 sensor
MCU
TC2 sensor
TCJ sensor
HA
Wireless/
Occupancy
sensor
Application
control kit
BUS
communication
circuit
N
U1 U2
Indoor/Outdoor
communication
U1 U2
Outdoor unit
– 32 –
Schedule timer
LCD
Display
driver
LCD
CN1
CPU
DC5V
* 1
Power
Secondary
circuit
battery
#2 #3
(Follower) (Follower)
A B A B
Same
Same
as left
as left
U1U2 U1U2
L N L N
Power
Power
supply
supply
Outdoor
Outdoor
unit
unit
Function setup
Key switch