FAA Approved Airplane Flight Manual Supplement

Hawker Beechcraft B300 and B300C King Air 190-00716-03 Rev. 4
Page 68 of 173 FAA APPROVED
If No Alternate Navigation Sources Are Available:
DEAD RECKONING (DR) MODE - ACTIVE WHEN THE AIRPLANE IS GREATER THAN 30 NM FROM
THE DESTINATION AIRPORT:
1. Navigation - Use the airplane symbol, magenta course line on the map display and the amber
CDI for course information.
NOTE
 ALL INFORMATION NORMALLY DERIVED FROM GPS TURNS AMBER. ALL OF THIS
INFORMATION WILL BECOME LESS ACCURATE OVER TIME.
 TAWS is inoperative.
 DR mode uses heading, true airspeed, last known wind data, and the last known GPS
position to estimate the airplane’s current position. DR information will be available for a
maximum of 20 minutes.
 MAP – TRAFFIC MAP display is not dependent on GPS information. The position of
displayed traffic relative to the airplane symbol on the map is still accurate.
LOSS OF INTEGRITY (LOI) MODE - ACTIVE WHEN THE AIRPLANE IS WITHIN 30NM OF THE
DESTINATION OR DEPARTURE AIRPORT (AS CALCULATED FROM THE PREVIOUS GPS OR DR
POSITION):
1. Navigation - Fly toward known visual conditions. Use ATC or other information sources as
available.
NOTE
 All information derived from GPS or DR will be removed from the displays.
 TAWS is inoperative.
 The airplane symbol is removed from all maps. The map will remain centered at the last
known position. “NO GPS POSITION” will be annunciated in the center of the map.