Leica Geosystems GPS System 500 - Technical Reference Manual - Manual (Page 246)

246 9. The CONFIG Key Technical Reference Manual-4.0.0en
It is recommended for possible slow
drop in voltage or an abrupt power
failure.
The option ExtPowerLow/
PowerFail is not recommend
for systems running with batteries!
This option could then effect a deep
discharge on the battery and could
destroy the battery!
The ExtPowerLow/
PowerFail option can only
be set temporary. After manual turn
off and on again, the option is always
reset to PowerFail to protect the
batteries from deep discharging.
Start-Up is particularly useful for
operations without the TR500
Terminal. Ensure that you start up in
SURVEY\ MAIN and not in SURVEY\
Begin.
For further details on how to configure
the Sensor to automatically start up
and occupy a point, refer to Chapter
5, Configuring the Receiver.
9.7 General - TR500
Enables you to configure some general
features of the Terminal.
Illu/Contr - Switches the screen
illumination on or off and sets the
contrast level. Alternatively, use the key
combination Alt + B for switching the
screen illumination on or off.
Alarm - Switches the alarm on or off
and also controls the volume. The
alarm sounds when an important event
occurs (such as an error message
appearing).
When Illu/Contr or Alarm are selected,
you can adjust the Illumination Level or
Contrast and Sound Level by using the
-10% (F4) and +10% (F5) keys.
Keyclick - Switches the Keyclick on
or off.
Deflt α αα αα
NUM - defines the set of extra
characters available through the
α
NUM key or on the F1-F6 function
keys whenever you type in an entry.