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4 Operation
LCD display
4x16 characters
Numerical keypad
Power Key:
- To switch the ARGUS ON/OFF
- To start up again after a power down
- to switch on the display backlighting
In
battery
backlighting will switch off automatically after
5 seconds.
- To switch the ARGUS OFF
(must be pressed somewhat longer)
If it is turned off while the power supply
is connected, the unit will begin to charge
the accumulators.
servicing)
Confirmation key:
- Select menu or continue
Menu control:
- Open the menu list
- Scroll through lists
- Select a menu
- Select a function in an
open menu
ARGUS 3u plus /3u NT
Receiver inset
LEDs
Soft keys
Menu control
Confirmation key
Layer 1 measurement
Calling
Pickup / Hang up
Power
Microphone
Fastener for
shoulder strap
mode
to
save
power,
(s. Seite 133 Accu
4 Operation
the
13
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