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XTC/3 Operating Manual
Chapter 3
Operation
3.1 Front Panel Controls
Figure 3-1 XTC/3M front panel
1 System Switches
START
,
STOP
and
RESET
for process control.
2 LCD Screen
Provides graphical displays, set-up menus, status, and error messages.
3 Data Entry Keys
A keypad array with numerics
0
through
9
with telephone-style assigned letters
(XTC/3M only) for parameter entry and keys for
HELP
,
CLEAR
▲
(up cursor),
MENU
and
ENTER
▼
(down cursor). All numeric entries must be followed
by
ENTER
.
CLEAR
is used to erase data entry errors. If an illegal value has been entered,
CLEAR
will erase the error message and re-display the last valid data.
MENU
is used to navigate through XTC/3 displays.
HELP
key brings up context-related text.
4 Cursor Keys
An array of four keys that are used to move the display cursor either up, down,
left or right. The keys auto-repeat; the cursor will continue to move as long as
the key is held down. Depending on the context,
▲
will function as
CLEAR
and
▼
will function as
ENTER
. The
▼
and
▲
keys are also used to increment or
decrement the power level while in Manual operation.
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