Toshiba MiNi-SMMS MCY-MAP0501HT Service Manual page 155

Mini-super modular multi system
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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
*3
Drain
pump
*4
Indoor
fan motor
A
B
Indoor control P.C. board (MCC-1403)
Remote
controller
communication
DC20V
circuit
DC12V
DC5V
CPU
H8/3039
Power
Driver
circuit
Outside
output
Start
AC
Alarm
synchronous
Ready
signal input
Fan motor
Thermostat ON
circuit
control circuit
COOL
HEAT
FAN
Transformer
L
N U1
Outdoor unit
Power supply
1Ø220-240V, 50Hz
1Ø220V, 60Hz
EEPROM
Wireless remote
controller kit
Remote
TA sensor
controller
communication
circuit
TCI sensor
*5
TC2 sensor
Display
Sensors
TCJ sensor
section
*4
Float input
None for
Concealed Duct
HA
BUS
communication
circuit
U2
Indoor/Outdoor
communication
U1
U2
Max. 8 units are connectable. *1
*1 However in a case that the network
adaptor is installed when 2 wireless
remote controller kits are connected,
maximum 7 units are connectable.
*2 The network adaptor is installed to only
one unit.
#2
#3
A
B
A
B
Same
Same
as left
as left
*2
*2
U1 U2
U1 U2
L
N
L
N
Power
Power
supply
supply
Outdoor
Outdoor
unit
unit
*3 Nome for concealed duct,
Floor standing cabinet
Floor standing concealed
*4 Nome for concealed duct,
Floor standing cabinet
Floor standing concealed
Floor standing
*5 Nome for 1-way discharge
cassette YH type.

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