User guide

5-1
5
Front Panel Interface 5
GENERAL
The front panel features a 16 character vacuum ßuorescent display and
four buttons that help the user to move through the various menus to
conÞgure the unit, perform tests, and obtain vital performance data. The
front panel also features six LEDs for the DTE port, one for each of the T1
networks, three for the DL3800 status and one for Network Test.
DISPLAY OVERVIEW
The DL3800 has a 16-character ßuorescent front panel display. The left
most character often provides an indication when the displayed message
relates to a remote unit. A remote unit message is indicated by the
character R followed by a comma (R,). When displaying a message relating
to the local unit, this character position is a blank.