Vacuum Fluorescent Display (Vfd) - Comtech EF Data LBC-4000 Installation And Operation Manual

6.2.2 Vacuum Fluorescent Display (VFD)

See Item 5, Figure 6-1 and Item 4, Figure 6-2.
The VFD is an active display showing two lines of 24 characters each. It produces a blue light
with adjustable brightness.
On most menu screens, you will see a flashing, solid-block cursor that blinks at a once-per-
second rate. This indicates the currently selected item, digit, or field:
Where this solid block cursor obscures the item under edit (e.g., a numeric field), the cursor
automatically changes to an underline cursor:
To prevent the display from becoming burnt by a constant image, the unit employs a screen saver
feature that activates after a preset amount of time, or a default of one hour. This message
constantly scrolls and wraps across the screen. The top line displays the AID (the user-defined
name for the unit); the bottom line displays the message "Press any key..." as shown:
Press any key to restore the previously active screen.
Front Panel Operation
LBC-4000
VER #.#.#
LBC-4000-ST
VER #.#.#
CONFIG MONITOR
UTILITY
IP Address/Range:
192.168.001.006/24
APPLICATION ID:----------
---Press any key...
LBC-4000 L-Band Up/Down Converter System
SN:012345678
SN:012345678
FAULTS
6–4
Revision 6
MN-LBC-4000