Larson Davis SoundTrack LxT, User Manual

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LxT Manual Power
12-5
Select the desired time and press
5
.
The default is Alkaline .
Do not use 3.8 Volt Lithium
batteries; they will blow the fuse.
WARNING:
Do not mix Alkaline and NiMH batteries.
WARNING:
Do not mix batteries from different
manufacturers
WARNING:
Replace all four batteries when installing
fresh cells
WARNING:
The correct battery type must be specified
based on the battery type installed.
Auto-Off Time
Auto-Off time is the duration of time the instrument stays on
when no activity is occurring, such as key presses, running a
measurement, USB communications, etc.
Pressing the
0
(ON / OFF) key returns the instrument and
the displays the state it was in when the Auto-Off time
expired.
The auto-off feature is ignored when the unit is connected to
USB power. The feature is not ignored when it is connected
to external power (12 Vdc).
To set the Auto-off Time, select the
Auto-Off Time menu
and press
5
to open it, as shown in FIGURE 12-7.
FIGURE 12-7 Auto-Off Time Menu
Select the desired time and press
5
.
The default is Never .
Power-Save Time
In the power save mode, battery power is significantly
reduced by shutting down the display and analog circuitry
and ceasing signal processing activities.
There are two power saving features controlled by the
Power-Save Time setting. Power can be shut off to the