Deregistering Handsets - AT&T EL52265 Quick Start Manual

Deregistering handsets

If you want to replace a handset, or reassign the designated handset number of
a registered handset, you must deregister all handsets that are registered to the
telephone base, and then register each handset individually.
To make deregistration easier, read all of the instructions on this page before you begin.
Deregister all handsets from the telephone base:
In addition to the cordless handsets, this operation will also deregister all cordless
headsets and speakerphones registered to your telephone base.
1. Press and hold
until the
release
2. Immediately press
flashes for approximately five seconds.
3. The deregistration takes about 10 seconds to complete. All handsets display
To register hs... and ...see manual alternately, if the deregistration was successful.
To register the handset(s) to the telephone base again, follow the registration
instructions on the previous page.
notes:
• If the deregistration fails, you may need to reset the system and try again. To reset, unplug the
power from the telephone base and plug it back in.
• You cannot deregister the handsets if any other system handset is in use.
• Even if the battery is depleted, you can still deregister the handsets by following the steps, as
mentioned above. After the handset is charged for at least ten minutes, the screen shows
To register hs... and ...see manual, alternately.
light on the telephone base turns on and starts to flash. Then,
.
while the
on the telephone base for about 10 seconds
again. You must press
light is still flashing. The
27
light