AT&T E5644B, E5655, E5640, E5643B user manual Adding new handsets, To add a new handset

Models: E5643B

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To add a new handset:

Adding new handsets

To add a new handset:

Make sure the handset battery is properly installed and fully charged.

If the battery in the handset is not sufficiently charged, the screen on the handset will show

PLACE IN CHARGER

If this happens, return the handset to the handset charger until the screen shows

ENTER BASE ID

Enter the 15-digit base ID number. The number is located on the bottom of the E5640 and E5643B telephone base. To find the number on the E5655, press SELECT on the telephone base, and scroll down to highlight DISPLAY BASE ID, then press SELECT/MENU.

When the base ID is being entered, the following keys can be used:

DELETE to delete the last digit entered.

Press and hold DELETE to delete all digits entered.

Press SELECT when the complete base ID has been entered.

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AT&T E5644B, E5655, E5640, E5643B user manual Adding new handsets, To add a new handset