Toshiba Super MMU-AP0091H Service Manual page 218

Indoor unit
#1
Network adaptor (Option)
Network
Remote
adaptor
controller
P.C. board
communication
(MCC-1401)
circuit
Central control X
AI-NET
CPU
remote controller
communication
H8/3687
(Option)
circuit
Y
DC5V
(In case of AI-NETWORK)
Power Switch
circuit setup
Transformer
PMV
Louver
motor
None for Concealed
Duct type
*4
Drain
pump
Indoor
fan motor
Main (Sub)
Center remote controller
Display
LCD
Display
CPU
LED
Remote
controller
communication
circuit
A B
Indoor control P.C. board (MCC-1402)
Remote
controller
communication
circuit
DC20V
DC12V
DC5V
CPU
H8/3039
Driver
Outside
CPU
output
TMP88CH
47FG Start AC
(TMP88PH Alarm synchronous
47FG) Ready signal input
Thermostat ON circuit
COOL
HEAT
Power Fan motor
FAN
circuit control circuit
DC280V
L N U1
Outdoor unit
Power supply
1Ø200-240V, 50Hz
1Ø220V, 60Hz
Weekly timer
Display
LCD
LCD
driver
Function setup
Key switch
CPU
CN2 CN1
DC5V
* 3
DC5V
Power Power Secondary
circuit circuit battery
Wireless remote
controller kit
Sensor P.C. board
Remote
EEPROM
controller
communication
Power
circuit
circuit
DC5V
TA sensor
CPU
Buzzer
TCI sensor
TC2 sensor
Sensor Display
circuit LED
TCJ sensor
*4
Float input
None for
Concealed Duct
HA
BUS
communication
circuit
U2
Indoor/Outdoor
Max. 8 units are connectable. *1
communication
U1 U2
*1 However in a case that the network adaptor is installed,
maximum 7 units are connectable.
*2 The network adaptor is installed to only one unit.
*3 The weekly timer cannot be connected to the sub remote controller.
*4 Nome for high wall spearate sold parts for under ceiling.
Function setup
Key switch
#2 #3
A B A B
Emergent
operation
SW
Function
setup SW
Same Same
as left as left
*2 *2
U1 U2 U1 U2
L N L N
Power Power
supply supply
Outdoor Outdoor
unit unit