Are you sure it's a 2042...I found 2402 manual http://www.retrevo.com/samples/AT%26T-Telephone-manuals.html
REGISTER THE HANDSET
1 Make sure to charge the handset battery pack at least 12 hours.
2 At the 2462 corded base, press .
3 Use or to select DISPLAY BASE-ID.
4 Press . The base screen will display the 15-digit Base ID code
for about 30 seconds, then return to the idle screen. Write down the
Base ID code so you can enter it at the handset in STEP 6 below.
5 At the cordless handset, use the softkey to select REGISTER.
6 Enter the 15-digit Base ID code.
7 Use the softkey to select OK. The screen displays PLEASE WAIT!!.
8 After about 45 seconds, the screen displays FOUND BASE. If the
handset displays BASE BUSY TRY LATER, the base is in use.
×
431 views
Usually answered in minutes!
×