GE PM880 - Keypad

Initial Setup 2-17
August 2003
Keypad
The PM880 keypad has 25 keys. The functions for each key are
as follows (see Figure 2-8 on page 2-18):
• 3 function keys ([F1], [F2], [F3]) — enable you to select the
special functions which appear at the bottom of the screen.
• 12 numeric keys (including - and .) — enable you to enter
numeric data.
• 4 arrow keys ([W ], [X], [S], [T]) — enable you to move
through the menu options.
• [?] Help key— enables you to access on-line help (discussed
on page 2-13).
• [MENU] Menu key — enables you to access the Main Menu.
• [ENTER] — enables you to enter a particular menu, and
enters selected values into the PM880 memory.
• [SEL] — enables you to move between data measurements on
the screen.
• [ESC] — enables you to exit menus or menu options at any
time; cancels a numeric entry.
• Red key [ ] — turns the power on or off (when pressed for
over 1 second), and toggles the backlight on or off (when
pressed for about one-half second).