Local Administrative Options

4.Press the * button to terminate the procedure, or the # button to save the new values. If you press the # button, the following text displays.

New value being saved

The new values are saved, and the user interface is restored to its previous state.

Enabling/Disabling the FKEU (XMOD) Interface

This procedure applies only to the 4610SW, 4620/4620SW, 4621SW, 4622SW, and 4625SW IP Telephones, which have a feature key expansion module (FKEU) interface jack. The interface jack provides connection for a button module, also called an expansion unit. This procedure enables or disables the FKEU protocol. To attach and use an expansion module with any of the telephones listed, the FKEU (XMOD) interface must be enabled.

1.While the telephone is on-hook and idle, press the following sequence of keys on the faceplate of the telephone:

Mute 3 5 3 8 # (Mute F K E U#)

Note:

Press the Mute button momentarily. Do not press this button while pressing other keys/buttons. Pressing the Hold button instead of the Mute button also works.

One of the following texts displays left-justified at the top of the display, depending on the current value of the system parameter NVXMOD:

If NVXMOD=1:

If NVXMOD=0:

FKEU=on 0=Off #=OK

FKEU=off 1=Manual #=OK

2.Press the 1 or 0 button to enable or disable the expansion module interface respectively, or the # button to leave the current value. The following text displays left-justified at the top of the display:

Save new values?

*=no #=yes

66 4600 Series IP Telephone Installation Guide

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Avaya 555-233-128 Enabling/Disabling the Fkeu Xmod Interface, Mute 3 5 3 8 # Mute F K E U#, Save new values? =no #=yes