AT&T E5655, E5644B, E5640, E5643B user manual Adding new handsets

Adding new handsets

The handset provided with your E5640/E5655 is automatically registered as Handset 1. Additional handsets will be assigned numbers in the order they are registered (Handset 2, Handset 3, or Handset 4). A maximum of 4 handsets can be registered to the same telephone base.

The E5643B has 3 handsets automatically registered as handset 1, 2 and 3. You can register one additional handset, which will be called Handset 4.

Enter base ID, then press SELECT.

ENTER BASE ID

HANDSET 2

Before using a new E560-2/E560-5 handset, you must register it with the E5640/E5643B/E5655 telephone base. During registration, you must enter the 15-digit ID number of the telephone base. The base ID of the E5640/E5643B is located on the bottom of the telephone base.

For the E5655, you can find the base ID code in the E5655 base menu. Press SELECT/MENU just below the screen on the telephone base, then press ^ CID twice and the screen shows >DISPLAY BASE ID. Press SELECT/MENU and the base ID code will be displayed on the screen.

NOTE: A maximum of two handsets or one handset and the speakerphone on the telephone base can be connected to an external line anytime.

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