8
Advanced settings
8.1
Registering handset
See chapter 4.3
8.2
Unregister
m
1
Press
:
to
ADVANCED SET
<
, scroll
OK
<
and press
:
2
Scroll
to select the handset
number to unregister and press
• A validation tone is emitted to indicate
successful unregistration and the
screen returns to previous menu.
Note
If no action is taken on the handset within
15 seconds, the unregistration procedure
will be aborted and the handset returns
to idle mode.
To unregister a handset that does not
belong to the CD155/150 range, you can
only use the CD155150 handset to
unregister it.
Advanced settings
key in idle mode, scroll
and press
:
to
UNREGISTER
.
OK
<
.
OK
19