LXNAV S100 Manual

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A Short Guide to the new Duo Discus S100 Variometer now installed.

The LXNAV S100 is a standalone digital variometer, final glide calculator and navigation system with

a simple moving map. The S100 unit includes a built-in IGC-approved flight recorder, a Bluetooth

module and its own backup battery which provides from 3 to 4.5 hours of independent operation.

Two rotary switches (knobs) with push button function and three push buttons are used for input.

There is also a remote stick operated button operation for the unit.

Built-in GPS module.

Flarm Indication if a Flarm is connected to the GPS/Flarm port.

Programmable "needles" for selectable data such as netto vertical speed, relative (super netto) and

vertical speed (vario).

Speed to fly indication.

Total Energy (TE) compensation can be selected to be either pneumatic TE probe or electronic TE.

Audio thermal assistant.

In a two-seat glider both pilots have independent control of all functions of each unit in the front or

the rear seat.

Power Button

The system is powered up by pressing any of the push buttons or a press of either of the rotary

knobs. A long press of the upper rotary knob will turn the S100 off, Use this method instead of the

master switch.

Table of Contents

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Page 1 The system is powered up by pressing any of the push buttons or a press of either of the rotary knobs. A long press of the upper rotary knob will turn the S100 off, Use this method instead of the...
Page 2 Push Button – Rotary Switches The two Rotary switches also have a push button function. The LXNAV S100 detects short or long presses of the push button. A short press means just a click, a long press means pushing the button for more than one second.
Page 3 Counter clockwise rotation will select the previous control. The lower PUSH button ENTERS the selected feature. Faster rotation of the rotary knob will increase the rate at which the value changes i.e. bigger steps in value. The S100 has five operating Modes and the SETUP Page...
Page 4 Setup Mode: For all aspects of the setup of the S100. This is but an introduction to the use of the S100 Vario. For use during competitions, tasking and the finer points of cross country flying, please consult the S100 Manual.