Larson Davis System 824, Справочное руководство

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3-4 824 Reference Manual 11/8/00
Power-up the Instrument / Viewing PWR Display
To turn on the power:
Step 1
Press the
v
key.
Step 2
Allow the instrument to stabilize as indicated by
the hourglass symbol in the screen’s upper right
hand corner.
Step 3
As soon as the hour glass icon disappears, the Sys-
tem 824 is ready to acquire data.
As soon as the System 824 is turned on, you can view the
battery life and display settings through the PWR display. To
do this:
Step 1
Press the
v
key so that the following PWR dis-
play appears:
Pressing the
l
or
v
key again
will return you to the previous dis-
play.
From this display, you can adjust the
contrast and turn the backlight on or
off. Pressing the
u
or
d
key
adjusts the contrast. Pressing
the
r
key turns the backlight on or
off.
This simple display indicates that the System 824
is plugged into an external source which is 13.5
volts; the battery is 97% full; the backlight is off;
and contrast is at 62%.
Step 2
From the PWR display, you can adjust the Power
settings. To do this, press the
c
key. The follow-
ing Power menu appears: