LANCOM 1722 VoIP – LANCOM 1723 VoIP – LANCOM 1724 VoIP – LANCOM 1823 VoIP
Chapter 2: Installation
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The two top-mounted LEDs enable the main function status to be assessed
even if the device is positioned vertically.
Meanings of the LEDs
In the following sections we will use different terms to describe the behaviour
of the LEDs:
Blinking
means, that the LED is switched on or off at regular intervals in
the respective indicated colour.
Flashing
means, that the LED lights up very briefly in the respective col-
our and stay then clearly longer (approximately 10x longer) switched off.
Inverse flashing
means the opposite. The LED lights permanently in the
respective colour and is only briefly interrupted.
Flickering
means, that the LED is switched on and off in irregular inter-
vals.
Power
This LED provides information on the device's operating state.
Power
Online
Off
Device switched off
Green
blinking
Self-test after power-up
Green
On (perma-
nently)
Device operational
Red/green
Blinking alter-
nately
Device insecure: Configuration password not set
