AT&T E5903B, E5921, E5902B user manual To register a handset to your telephone base

Getting started

Adding and registering handsets

NOT REGISTERED

PRESS

HNDST LOC

4 SEC ON BASE

PLEASE WAIT...

HS X

REGISTERED

12:00PM

Before using a new E598-2 handset, you must register it with the telephone base. Each handset must be registered seper- ately.

To r�egist�er� a handset� t�o your� t�elephone base

When first purchased, the expansion hand- set will show NOT REGISTERED on the screen. The new handset may need to be charged for five minutes before registering to the main telephone base.

1.Place the unregistered handset into the telephone base. If PRESS HNDST LOC 4 SEC ON BASE does not appear on the handset screen after a few seconds, lift up handset and place it in the telephone base again.

2.On the telephone base, press and hold HANDSET LOCATOR for about four seconds (until the red IN USE light on the telephone base turns on) and then release the button. The handset will show PLEASE WAIT…. and will take about 10 seconds to complete the registration. The handset will show HS X REGISTERED and will beep if the registration was successful.

NOTES:

1.If the registration was not successful the display will show NOT REGISTERED. To reset the hand- set, lift the handset out of the telephone base or charger and replace it. Try the registration process again.

2.You cannot register a handset if any phone con- nected to your phone line is in use.