Toshiba MiNi-SMMS MCY-MAP0501HT Service Manual page 157

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
4
*
Drain
pump
* 5
Indoor
fan motor
Max. 8 units are connectable. *1
*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 simple wired remote controller.
Wired remote controller
Display
LCD
Display
CPU
LED
Remote
controller
communication
circuit
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
Weekly timer
Display LCD
LCD
driver
Function setup
Key switch
CPU
CN2 CN1
DC5V
3
*
DC5V
Power Power Secondary
circuit circuit battery
EEPROM
Wireless remote
controller kit
Remote
TA sensor
controller
communication
circuit
TCI sensor
*6
TC2 sensor
Display
Sensors
TCJ sensor section
*5
Float input
None for
Concealed Duct
HA
BUS
communication
circuit
U2
Indoor/Outdoor
*4 Nome for concealed duct,
communication
U1 U2
Floor standing cabinet
Floor standing concealed
*5 Nome for concealed duct,
Floor standing cabinet
Floor standing concealed
Floor standing
Function setup
Key switch
#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
*6 Nome for 1-way discharge
cassette YH type.