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CHAPTER 3: FRONT PANEL FEATURE ACCESS
The menu is displayed, one item at a time, on the 16-character display on the front of the unit. You
can scroll through the menu using the [
the [
] button.
ENTER/YES
If you are using the 7500 as asynchronous DCE, you can do many of the same functions using the
keyboard of your data terminal. The keyboard procedures are described in CHAPTER 5 of this manual.
The menu consists of several menu levels that are described in this section. The main menu
provides access to the categories of actions available on the 7500. The first item in the main menu is
the (Home) display. Selections on the second and third level initiate actions such as changing options,
performing tests, and placing calls (see Figure 5).
Main Menu
The (Home) display is the first item in the main menu level. The purpose of the (Home) display is to
provide you with certain basic information about the current activity and configuration of the 7500.
Almost always, you can return to the (Home) display by pressing [
time. The 7500 will return to the (Home) display automatically if no buttons are pressed for 10 minutes
(unless the 7500 is showing the Data Communications Port EIA Lead Status Display).
How the Buttons Work
Press [
] to move forward through the menu or to answer "NO" to a question on the
NEXT/NO
display.
Press [
] to move backward through the current menu.
BACK
Press [
] to select a menu item or to answer "YES" to a question on the display.
ENTER/YES
Press [
] and [
NEXT/NO
Adjusting Display Legibility
You can adjust the contrast of the display whenever the display is showing the (Home) or EIA Lead
Status Display. These are the first two items in the main menu. To return to the (Home) display from
anywhere in the menu system (except when you are setting options), press [
the same time.
The display offers eight levels of contrast. To increase the contrast (darken the display), press
[
] for each change desired. When you reach the darkest point, the contrast will wrap around
ENTER/YES
to the lightest point and then begin to darken again.
10
] and [
NEXT/NO
] together to return to the (Home) display.
BACK
] buttons. You can select the item by using
BACK
] and [
NEXT/NO
NEXT/NO
] at the same
BACK
] and [
] at
BACK
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