Front Panel Operation
4-2
602-13729-01 Rev B
Expedio Digital Electronic News Gathering Radio
Backlight:
An automatic backlight is built-in to the LCD for better clarity under low-light conditions. This
backlight is enabled on power-up and will automatically turn off if there is no button activity by the
user. The backlight will automatically turn on as soon as any button is pressed.
Contrast Adjustment:
Internal adjustment on board (in back of front panel button PCB).
4.2.2 Cursor and Screen Control Buttons
The buttons on the EXPEDIO front panel are used for LCD screen interface and control functions:
ENT
<ENTER>
Used to accept an entry (such as a value,
a condition, or a menu choice).
ESC
<ESC>
Used to “back up” a level in the menu
structure without saving any current
changes.
<UP>,<DOWN>
Used in most cases to move between the
menu items. If there is another menu in
the sequence when the bottom of a menu
is reached, the display will automatically
scroll to that menu.
<LEFT>,<RIGHT>
Used to select between conditions (such
as ON/OFF, ENABLED/DISABLED,
LOW/HIGH, etc.) as well as to increase or
decrease numerical values.
