AT&T E2600B - Manual (Page 5)

3
Registering the handset
Before using your new handset, you must register it with
the base. During registration, you must enter the 15-digit
ID number of the telephone base. To find this number, go
to the base, press
MENU
, scroll down to select
DISPLAY
BASE ID
, then press
OK
.
The handset provided with your telephone is automatically
registered as Handset 1. Additional handsets will be
assigned numbers in the order they are registered (2, 3, 4,
etc.) up to a maximum of eight.
ENTER BASE ID
R
123456789012345
Enter base ID, then press OK.
HANDSET 2
Handset 1 Handset 2 Handset 3
REDIAL MEM MENU
< OK
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