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Section 7 - AIRFRAME AND SYSTEMS DESCRIPTION
AVIONIC SYSTEM
P-Mentor – Aircraft Flight Manual Page 7 - 31
9.1.2. GTN 650XI (COM/NAV/GPS) (IF INSTALLED)
The GTN 650Xi unit is panel-mounted navigator, linked to G3X Touch Avionic Suite
and GI275, which use a color display and touchscreen to provide an intuitive user
interface and includes an airborne VHF communications transceiver and airborne
VOR/localizer (LOC) and glideslope (G/S) receivers. The GTN 650 Xi is equipped
with a dual-core processor that boost the GTN Xi series graphical display
capabilities with faster zooming, panning and map rendering on the display.
The GTN is interfaced with the following antennas:
- GPS #1 antenna;
- COM antenna;
- NAV (VOR/ILS) antenna.
The GTN 650Xi provides navigation information to both G3X Touch avionic suite
and GI275.
Figure 7 - 19 – GTN 650Xi
9.1.3. GNC
255A (COM/NAV) (IF INSTALLED)
The GNC 255A provides a full-functioned navigation and communications
instrument combining a powerful VHF communications transceiver with 200
channel VOR, Localizer and Glideslope receivers.
The GNC 255A controls are comprised of dual concentric knobs for frequency
tuning, COM volume/squelch knob, NAV volume/ID knob and bezel keys.
The GNC 255A is connected to the aircraft electrical system by means of two circuit
breakers labelled “COM1” and “NAV1”, linked to the avionic bus.