Warning Systems Flashcards
(89 cards)
EICAS line’s available for alerts?
11
Meaning of “vvvvvvvv”
secondary engine data
When is “STATUS” removed?
when the status display page is displayed
2 types of EICAS alert messages?
Warnings and Cautions
Red alert EICAS messages?
Warnings
Amber alert EICAS messages?
Cautions or Advisories
Indented amber EICAS messages?
Advisories
ALT ALERT light
between 300’ and 900’ deviation from selected altitude
PULL UP light
- airlplane descent rate is severe
- airlplane closure rate is excessive with landing gear and/or flaps not in landing configuration
- EGPWS look-ahead warning exists
Terrain - Dotted Green
terrain 2,000’-500’ (250’ with gear down) below airplane’s current altitude
Terrain - Dotted Amber
terrain 500’ (250’ with gear down) below to 2,000’ above airplane’s current altitude
Terrain - Dotted Red
terrain more than 2,000’ above airplane’s current altitude
Terrain - Dotted Magenta
no terrain data available
Terrain - Solid Amber
look-ahead terrain caution active
Terrain - Solid Red
look-ahead terrain warning active
When is TERR displayed automatically?
- a look-ahead terrain alert occurs, AND
- TERR not selected by either pilot, AND
- HSI mode in VOR, APP, MAP or CTR MAP mode
Types of TERRAIN annunciations?
Terrain warning
- Red
- 20-30 seconds from impact
Terrain caution
- Amber
- 40-60 seconds from impact
Which HSI modes do annunciations occur in?
ALL
Highest elevation of obstacle or terrain displayed?
Highest elevation within selected map range in 100’s of feet AMSL. Colour corresponding to obstacle or terrain.
Lowest elevation of obstacle or terrain displayed?
Lowest elevation within selected map range in 100’s of feet AMSL. Colour corresponding to obstacle or terrain. (terrain within 400’ of nearest airport elevation not displayed)
Terrain annunciation - Red?
terrain warning occuring, 20-30 seconds from impact
Terrain annunciation - Amber?
terrain caution is occuring, 40-60 seconds from impact
Automatic PWS annunciation conditions?
think auto pop up
- aircraft below 1,200’ AGL
- WXT not selected by either pilot
- HSI mode selector in VOR, APP, MAP or CTR MAP
Where are the windshear alerts annunciated?
- center instrument panel
- EADI
- HSI