AT&T E5644B, E5655, E5640, E5643B user manual Re-registering a handset, To re-register a handset

Re-registering a handset

You can re-register handsets after de-registering them from the telephone base.You can also re-register handsets to a new telephone base if they have been replaced for any reason.

To re-register a handset:

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

•The handset will display ENTER BASE ID.

•Enter the 15-digit base ID code located on the bottom of the E5640, E5643B and E5644B telephone base. To find the number on the E5655, press SELECT/MENU on the telephone base and scroll down to highlight DISPLAY BASE ID, then press SELECT/MENU.

•After entering the base ID number, press SELECT/MENU to complete the registration process.

NOTE: If an invalid base ID code is entered, you will hear an error tone and the handset will continue to display ENTER BASE ID. To make corrections while entering

the code, you can erase digits by pressing the DELETE/MENU key.

Once a valid base ID code is entered and accepted by the telephone base, the new handset will be assigned the next available handset number (Handset 2, Handset 3, or Handset 4). A maximum of four handsets can be registered to each telephone base.

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