Fujitsu AJ 126LELDH Series Design & Technical Manual page 856

6. When the automatic address setting is completed, the number of indoor units of which the auto-
matic address setting succeeded is displayed on the LED105, and the number of indoor units of
which the automatic address setting failed is displayed on the LED104.
LED105
LED105: The number of indoor units of
which automatic address setting succeeded
LED105
LED105: The number of indoor units of
which automatic address setting succeeded
If automatic address setting failed, make sure that all of the rotary switches SW6 to SW9 on the
PCBs of the failed indoor units are positioned at "0" and that wiring and power supply are cor-
rect, and then perform the automatic address setting again.
7. When the ENTER button (SW109) is pressed, end processing will begin and the LED displays
start to blink. For completing this process will take about 30 seconds.
LED105
When the setting is completed, the LED displays go off.
1-5. Automatic address setting
Example: When 25 indoor units are connected, and the automatic
setting of the addresses of all indoor units ended normally
LED104 LED105 LED104
Example: When 25 indoor units are connected, and the automatic
setting of the addresses of three indoor units failed
LED104 LED105 LED104
LED104 LED105 LED104
(Setting completed)
LED104: The number of indoor units of
which automatic address setting failed
LED104: The number of indoor units of
which automatic address setting failed
LED105 LED104
- (07-60) -
1. System settings