16 The GS550 System
The basic menus include nested sub-menus (level two, three and four) designed to address
specific tasks including adjusting values, choosing from lists and following “wizards” through step
by step processes.
2.2.1 Menu Numbers
Menus are identified by a number in the upper left corner (see Figure 4). The basic menus (level
one) are numbered one through five. Level two menus are lettered alphabetically. Level three
menus are numbered. Level four menus are alphabetized.
Figure 4 Menu Levels
2.2.2 Menu Navigation
From the operation display press Menu (see Figure 5) to see the five basic menus (level one).
Press Enter to drill down one level and enter a selected menu. Press Exit to leave a menu and
return up one level. Press Next to move to the next page within a menu; press Back to move to
the previous page within a menu. Use Up and Down to modify numeric values and to move
through a list of choices.
Tip
1. Most menus are circular; press Next on the last page of a menu to return to the first
page.
2. Most lists are circular; press Down on the last entry of a list to return to the first entry.