
2-2 Access System Centum Series User Manual
Figure 2-3 Front Panel: Access System 200 (AS200) Dual Port CSU/
DSU
There are two UP/DOWN (arrow) buttons, a SELECT button, and an END
button. The basic operating procedures are simple.
1. To select a menu, use the
UP and DOWN buttons to move to the
desired field.
2. Then,
SELECT to choose the submenu.
3. To choose from a particular set of parameters or activate a function,
use the
SELECT key. Use END to return to the next higher menu
grouping.
UP/DOWN (Arrow) Buttons. These buttons are used to move the
display window vertically within a menu grouping. The
UP button moves
the display window up (backwards). The
DOWN button moves the
display window down (forward) to the next menu entry.
SELECT .Used to choose a submenu, choose a parameter activate a
function.
END. Used to return to the previous menu.
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