User guide

Description
DT412/DT422/DT43218
System connection messages
System A System indication
The phone is in contact with System A. It is also possible for the
system to be named something else, e.g. MD110.
No system Out of coverage
The phone is not in contact with any system. Please ask your
system administrator to log on the phone.
Note: When re-entering the coverage area it can take a
couple of minutes before the phone automatically has
registered into the system.
It is also possible to get an out of coverage warning signal,
contact your system administrator if you require this.
No access Access indication
Your phone has contact with a system, calling is not allowed.
Display icons
Call / Off-hook
Appears when your phone is off-hook and flashes during ringing.
Audio signal off
Shown when all alert signals, including ring signal, message
tone, key beep etc. are turned off. High priority messages will
however override this setting. See section “Audible Adjustments”
on page 119.
Battery
Always shown in the display in idle mode. When the level is low it
is time to charge the battery. See section “Installation” on
page 123.
Loudspeaking (handsfree)
Shown when the loudspeaker is activated and the phone is in
Loudspeaking operation (handsfree). See section “During Calls”
on page 58.
New message
Appears when a new message is received. The number on the
right side of the icon shows the total number of unread
messages. The symbol will remain until the message is marked
as read. See section “Messages” on page 81.
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