SYS - Flight Instruments 1 Flashcards
How many IACs?
Two
What does IAC stand for?
Integrated avionics computer
Where are the IACs?
Left avionics bay
Who can change the MFDs from basic to advanced modes?
Maintenance
What automatically happens when an IAC fails?
Switches automatically to the other one
Which IAC displays on the front cockpit MFDs and UFCP?
No 1
Where is the brightness control for the MFDs?
Rocker switches at top and bottom of Each MFD
What MFD mode is displayed regardless if one or two MFDs FAIL?
PFD
Where is the primary pitot and static system ports/probe and what does it feed?
Right wing for the pitot probe and AFT fuselage both sides for the static ports. Feeds both cockpits via the ADC
Which AoA pointer shows endurance and which one range?
Diamond for endurance (14 sqn diamond = endurance), triangle = range
When does Mach no indicate?
M0.3
What time prediction does airspeed trend vector use?
6 seconds
When do pitch chevrons appear on ADI?
50deg nose up or down
When does pitch zenith (star) symbol appear?
90 deg
When does radalt altitude appear? (3)
- less than 2500ft AGL
- less than 30deg AoB
- less than 15 deg pitch
What do the following PFD messages mean?
- TFC
- IRS
- MSG
- DR
- GPS
- OFS
- NPA
- EXEC
- TFC traffic
- IRS FMS navigation solution is in FMS
- MSG new FMS alert in scratchpad
- DR FMS is in dead reckoning navigation
- GPS solution with integrity not available
- OFS FMS conducting offset Nav
- NPA FMS activated a non precision approach
- EXEC FMS flight plan has been modified
How slave heading bug to current heading?
Hold down LSK LR
How quickly activate UFCP for heading bug?
Momentarily press LSK LR
How change between mag and true?
UFCP
When slave to FMS where does the bearing pointer point to?
The next waypoint if on track, but if off track the. It will point to getting back on track
What does one dot deviation mean for the following?
- VOR
- FMS (enroute, terminal, approach)
- VOR = 5deg
- FMS enroute = 2.5nm, terminal = 0.5nm, approach = 0.15nm
How access the declutter page on UFCP?
SYS, then DISPLAY, then MFD
What does declutter 1 remove?
Airspeed trend, TAS, wind, ground track, groundspeed
What additional items are removed with declutter 2?
Airspeed bug and setting, altitude bug and setting, radalt
