Installation Manual
65
ENGLISH
Main PCB
Group Number setting
Group Number setting for Indoor Units
Confirm the power of whole system(Indoor Unit, Outdoor Unit) is OFF, otherwise turn off.
The transmission lines connected to INTERNET terminal should be connected to central control of Outdoor
unti with care for their polarity( A
→
A, B
→
B )
Turn the whole system on.
Set the group and Indoor Unit number with a wired remote control.
To control several sets of Indoor Units into a group, set the group ID from 0 to F for this purpose.
Terminal block on the main PCB
SODU
IDU
INTERNET
DRY1
DRY2
B
A
B(D)
A(C)
GND
12V
B
A
B
A
Group recognizing the simple central controller
No.0 group (00~0F)
No.1 group (10~1F)
No.2 group (20~2F)
No.3 group (30~3F)
No.4 group (40~4F)
No.5 group (50~5F)
No.6 group (60~6F)
No.7 group (70~7F)
No.8 group (80~8F)
No.9 group (90~9F)
No. A group (A0~AF)
No. B group (B0~BF)
No. C group (C0~CF)
No. D group (D0~DF)
No. E group (E0~EF)
No. F group (F0~FF)
