65
7-2.
Indoor P
.C.
boar
d
MCC-1570
Fan drive
CN32 (White), DC12V
High ceiling select SW
SW501
TC2 sensor
CN101 (Black), DC5V
TA sensor
CN104 (Yellow), DC5V
TCJ sensor
CN102 (Red), DC5V
TC1 sensor
CN100 (Brown), DC5V
Float SW
CN34 (Red), DC12V
Filter
CN70 (White), DC5V
Drain pump
CN504 (White), DC12V
EXCT
CN73 (Red), DC5V
External error input
CN80 (Green), DC12V
DISP
CN72 (White), DC5V
CHK
CN71 (White), DC5V
Indoor/Outdoor central control
communication LED
D503 (Yellow)
Output for FS unit
CN81 (Black), DC12V
PMV output
CN82 (Blue), DC12V
Power supply LED of
microprocessor
D501 (Red)
Optional output
CN60 (White), DC12V
Power supply
CN67 (Black), AC220-240
DC fan return
CN334 (White)
Power supply LED
of remote controller
D403 (Red)
Louver
CN510 (White), DC12V
Optional power supply
CN309 (Yellow), AC200V
HA (T10)
CN61 (Yellow), DC12V
Indoor/Outdoor communication
CN40 (Blue)
* Shared with communication
of central control system
DC fan output
CN333 (White)
Remote controller
CN41 (Blue), DC20V
Remote controller
communication LED
D504 (Green)