GPWS Flashcards

1
Q

TERR pb

A

TERR – Uses the database terrain information.
Operates independently of the Basic modes 1-5. Select off to inhibit the terrain data.
- Could be due to NOTAM, or
- Runway/Airport not in database.

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2
Q

SYS OFF pb

A

SYS Off – Inhibits Basic GPWS Modes 1-5.
o Does not affect the terrain function.

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3
Q

G/S Mode pb

A

G/S Mode – Turn off only due to a failure.
o Glideslope signal unreliable.

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