Handset alarm for the NS100 DS
If you forget to put one of the handsets back into its customised bracket (ON HOOK mode) when you are finished using it, the handset sounds an alarm after one hour and a message on the LCD screen warns you to put the handset into its customised bracket.
Press FUNC, then >ENT to regain operational control of the handset.
Use the dual handsets on the NS100 DS
The internal handset speaker is disabled when the handset is in its customised bracket.
When
18Quickstart Guide
Northstar NS100