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9-1-2. Connection of Wireless Remote Controller
Main P.C. board (MCC-1370A)
E E P R O M
TA sensor
Sensors
LED
TA shift setup
Model selection
Function setup
Remote controller
No. setupTwin/
Triple setup
Sub P.C. board(MCC-1370B)
#1
Indoor unit
Optional
output
Comp.
Run
Error
Heat
Power
circuit
DC15V
DC
5V
1 2 3
1 2 3
DC
12V
AC
synchronous
signal input
circuit
Serial
send/
receive
circuit
Communication
LSI
Pulse
trans
Indoor fan
control circuit
Driver
CPU
TMP87CM
40AN
(TMP87PM
40AN)
TC sensor
TCJ sensor
Louver
motor
Indoor
fan
motor
Transformer
X
Y
Communication P.C. board (Option)
MCC-1337
Outdoor unit
DC310~340V
Infrared radiation
Sensor display
P.C. board