Configuration Of Control Circuit - Toshiba R410A Service Manual

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)
Y circuit
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
Wired remote controller
(Up to 2 units)
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
1Ø220-240V, 50Hz
Weekly timer
Display LCD
LCD
driver
Function setup
Key switch
CPU
CN2 CN1
DC5V
3
*
DC5V
Power Power Secondary
circuit circuit battery
#2 #3
A B A
EEPROM
TA sensor
TCI sensor
Same Same
TC2 sensor
as left as left
*2
TCJ sensor
*4
Float input
HA
BUS
communication
circuit
U1 U2
L N L
Power Power
supply supply
U2 Outdoor
Indoor/Outdoor
unit
communication
U1 U2
Function setup
Key switch
B
Max. 8 units are connectable. *1
*1 However in a case that the
network adaptor is installed
when 2 remote controllers
are connected, maximum
7 units are connectable.
*2 The network adaptor is
installed to only one unit.
*2
*3 The weekly timer cannot be
connected to the simple wired
remote controller.
*4 Nome for high wall spearate
sold parts for under ceiling.
U1 U2
N
Outdoor
unit