LXNAV LX90xx, Руководство пользователя

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LX90xx system Version 4.0 February 2014
Page 9 of 151
2 Basics
2.1 The LX9xx series at a glance
LX9xx series of instrument consists of two units; the main display unit and the vario unit.
Within the main display unit an integral 50-channel GPS receiver and a high brightness
colour display are fitted. An integrated SD card or USB interface is used for user friendly
data exchange. The main display unit is equipped with a built-in flight recorder according to
the most recent IGC specification for all flights. Optionally the FLARM collision avoidance
system can be integrated into the main display unit.
Main display unit came in two different forms:
LX9000 model with 5.6” screen and 640x480 pixels resolution,
And
LX9070 model with 7.0” screen and 800x480 pixels resolution.
The V9 vario unit is a most modern variometer running on very powerful processor with
inertial platform using 3 axis accelerometer, 4 gyroscopes (for inertial vario, AHRS and wind
calculation), smooth audio output with audio equalizer and integrated synthesized speech
output. The unit communicates with the main display unit over the RS485 system bus.
Standard version of V9 variometer features 57 mm diameter (2¼") indicator with
mechanical needle and colour display for additional data. Optional variometer consists of
80 mm diameter (3”) indicator called V80 which has colour screen only with three additional
buttons. Optionally additional vario indicators and a wide range of interface devices can be
daisy-chained using the RS485 bus.
2.1.1 LX9000 Display Unit Features
•
Extremely bright 5.6" (14.3 cm) colour display readable in all sunlight conditions with
backlight automatically adapted using an ambient light sensor (ALS).
•
Using Linux operating system (not CE Windows) ensures fast and stable operation of the
firmware.
•
8 push buttons and 4 rotary switches (knobs) are used for input, which comprise the
well-known LX user interface. Optionally a remote stick is available for more comfort.