Page 33
Section - 3
EMERGENCY PROCEDURES
FAA Approved
Original Issue: Feb 28, 2006
Hawker 850XP Pro Line 21 Airplane Flight Manual
FLIGHT DISPLAY FAILURE FLAGS
(continued)
FMS #
This annunciation indicates that the selected FMS navigation data is invalid. The course pointer,
lateral deviation bar and to/from pointer are removed.
Nav source .................................................................Select another source
GS
This annunciation indicates that glideslope data is invalid and the glideslope pointer is removed.
If glideslope data is valid on the other PFD, the approach should be flown by referencing the
operable side, or selecting the operable nav source.
HDG
This annunciation indicates invalid heading data from the selected source. The compass rose/
arc will rotate to north-up.
Relevant AHRS reversion switch................................Select operative AHRS
IAS
This annunciation indicates invalid airspeed data from the selected ADC. The airspeed readout
and scale are removed.
Relevant ADC reversion switch ..................................Select operative ADC
LOC #
This annunciation indicates that the selected localizer data is invalid. The course pointer and
lateral deviation bar are removed. If localizer data is valid on the other PFD, the approach should
be flown by referencing the operable side, or selecting the operable nav source.
RA
This annunciation indicates that the radio altitude data is invalid. The radio altitude digital display,
radio minimums functions and the analog radio altitude display on the PFD will be inoperative.
EGPWS and TCAS functions will continue, but certain features will be inoperative.
VOR #
This annunciation indicates that the selected VOR data is invalid. The course pointer, lateral
deviation bar and to/from pointer are removed. If VOR data is valid on the other PFD, continue
flight by referencing the operable side, or selecting the operable VOR source.
VS
This annunciation indicates invalid vertical speed data from the selected ADC. The vertical
speed pointer, scale and digital readout are removed.
Relevant ADC reversion switch ..................................Select operative ADC
VNV
This annunciation indicates invalid VNAV data. The VNAV deviation pointer is removed.
No in-flight action required.
For Training Purposes Only