Toshiba MMC-AP0157HP1-E Service Manual page 32

3. Connection of both wired remote controller and wireless remote controller kit
Indoor unit
#1 (Header)
PMV
Louver
motor
Drain
pump
Option
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
CPU
Display LED
Remote controller
communication circuit
A
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
L
Power supply
1Ø220-240V, 50Hz
1Ø220V, 60Hz
Function setup
Key switch
CN2
DC5V
Power
circuit
* 1
B
Remote controller
communication circuit
Power
EEPROM
circuit
TA sensor
TC1 sensor
Buzzer
TC2 sensor
TCJ sensor Receiving
circuit
Float input
HA
BUS
communication
circuit
N U1 U2
Indoor/Outdoor
communication
U1 U2
Outdoor unit
– 32 –
FILE NO. SVM-16042
Schedule timer
LCD
Display
driver
LCD
CN1
CPU
DC5V
Secondary
Power
battery
circuit
#2
Wireless remote
(Follower)
controller kit
A
Receiving
P.C. board
Emergent
operation
SW
DC5V
CPU
Same
as left
Function
setup SW
Display
LED
U1U2
L N
Power
supply
Outdoor
unit
Function setup
Key switch
#3
(Follower)
B A B
Same
as left
U1U2
L N
Power
supply
Outdoor
unit