GE Transport PT878, Abridged Manual

Page: 21 / 97

August 2008
1-12 Installation & Operation
The Keypad (cont.)
•
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.
•
[MENU]
Menu key — enables you to access the Main Menu.
•
[ENTER] — enables you to enter a particular menu, and enters
selected values into the PT878 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 , and toggles the
backlight
ON
or
OFF
.