Connection Of Both Wired (Simple) Remote Controller And Wireless Remote Controller - Toshiba MMD-AP0076BHP-E Service Manual

8-1-3. Connection of Both Wired (Simple) Remote Controller and Wireless Remote Controller

<Concealed Duct Standard type>
Indoor unit
#1 (Heder)
Wireless remote controller
Display LED
Receive
circuit
CPU
Buzzer
DC5V
Power Remote controller
circuit communication circuit
A B
Indoor control P.C. board (MCC-1631)
Drain
pump
PMV
Indoor
fan motor
Power circuit
DC280V
Wired (Simple) heder remote controller
Receiver P.C. board
Function setup SW
Temporary
operation SW
A B
DC20V
Remote controller
communication circuit
DC5V
DC12V
Driver
External
CPU
output
TVP88CH47FG
(TMP88PH47FG) Run
Alarm
Defrost
Thermo. ON
COOL
Fan motor
HEAT
control circuit
FAN
(Max. 2 units)
Display Function
LCD setup
Display Key
CPU
LED switch
DC5V
Remote controller Power
communication circuit circuit
A B
EEPROM2
EEPROM1
TA sensor
TC1 sensor
TC2 sensor
CPU
H8/36109
TCJ sensor
Float input
BUS
comunication circuit
AC
synchronous
signal input circuit
L N U1 U2
U1 U2
Outdoor unit
Power supply
1∅ , 220-240V, 50Hz
1∅ , 220V, 60Hz
– 30 –
Schedule remote controller
Display LCD
LCD driver
CN2
CPU
CN1
DC5V
∗1
Power
circuit
#2
(Follower) (Follower)
A B
Same as left
HA
1 2 3
Outdoor unit
Up to 8 units are connectable.
∗1 It is unavailable to connect the Schedule remote
controller to the simple wired remote controller.
Function
setup
Key
switch
Secondary
battery
#3
A B
Same as left
1 2 3
Outdoor unit