Telephone Troubleshooting 355
Figure 26 Local User Interface (LUI) Controls on the NBX 2101 Basic Telephone
1Display panel.
2Soft buttons. The left and right buttons move the cursor left or right. The
middle button is not used.
3Key pad for selecting LUI menu items or entering numeric characters.
4Access buttons AB1-AB3 for selecting LUI menu items. When you enter a
MAC address, you use AB1-AB3 to enter hex digits A-C.
5Hold button. When you enter a MAC address, you use Hold to enter hex
digit D.
6Volume buttons. When you enter a MAC address, you use Volume Down
and Volume Up to enter hex digits E and F.
7MSG (voice mail message) button. You use the MSG button to start and
stop the LUI utility.
8Scroll buttons to move through the LUI utility menu.
NBX Test Menu
Scroll--Options
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