LG ARWN Serie Manual De Instalación página 61

Indoor unit auto addressing
• The address of indoor units would be set by auto addressing
1) Wait for 3 minutes after applying power supply (master and
sub outside unit, indoor unit).
2) Press the switch of the outside unit (SW02V) for 5 seconds.
3) A "88" is indicated on 7-segment LED of the outside unit
PCB.
4) For completing addressing, 2~7 minutes are required
depending on numbers of indoor unit connection set.
5) Numbers of indoor unit connection set whose addressing is
completed are indicated for 30seconds on 7-segment LED
of the outside unit PCB.
6) After completing addressing, address of each indoor unit is
indicated on the wired remote control display window.
(CH01, CH02, CH03, ............. CH06: Indicated as numbers
of indoor unit connection set.)
CAUTION
- In replacement of the indoor unit PCB, always perform auto address setting again.
If power supply is not applied to the indoor unit, operation error occurs.
Auto addressing is only possible on the main PCB
Auto addressing has to be performed after 3 minutes to improve communication.
u The Procedure of Automatic Addressing
Power On
Waiting 3 minutes
Press SW02V for 5 sec.
7-segment LED
Don't Press SW02V
Waiting about 2~7 minutes
7-segment LED
= 88
YES
OK
Auto addressing start
= 88
• Auto addressing setting end
Numbers of indoor unit connection set whose
addressing is completed are indicated for 30seconds
on 7-segment LED after completing setting
NO
Indoor address number is displayed on wired remote control or
indoor unit display window. It is not an error message, will
disappeared when on/off button is pressed on remote control
ex) Display of 01, 02, ..., 15 means connection of 15 indoor
units and auto addressing is completed normally.
Electrical Wiring
Check the connections
of transmission line
Installation Manual 61