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3-3 DATA DISPLAY AREA The data display area consists of the data display and the surrounding
menu keys. The data display is a dot matrix liquid crystal display
(LCD) that provides 16 lines of 40 characters each. Information is pre
-
sented on the LCD in the form of menu displays. The menu keys ei
-
ther select the main menu to be displayed, select a sub-menu of the
current menu display, or control a function on the current menu dis
-
play.
Figure 3-2 shows the format of the menu display and identifies the
display elements. It also shows the placement of the menu keys in re
-
lation to the display. The paragraphs that follow provide descriptions
of the menu display elements and the menu keys.
3-8 681XXC OM
LOCAL (FRONT DATA DISPLAY
PANEL) OPERATION AREA
SYSTEM
MODULATION
CW/SWEEP
SELECT
FREQUENCY
CONTROL
LEVEL/ALC
SELECT
LEVEL
CONTROL
Modulation
Status Areas
Menu
Soft-Keys
Menu Labels
Bottom Ke
y
s
Main Menu
Keys
Main Menu
Key Cursor
Frequency
Mode
Title Bar
Frequency
Parameters
Area
Level Mode
Title Bar
Level
Parameters
Area
Menu
Labels
Side Keys
Menu
Soft-Keys
Modulation
Title Bars
Figure 3-2. Front Panel Data Display Area