5-136
Pilot’s Guide
190-02327-03 Rev. C
Hazard Awareness
HTAWS/(H)Terrain Alerting
NOTE
HTAWS-enabled units can be identified by going to the Terrain page and checking the
lower right-corner for “HTAWS.”
FEATURE REQUIREMENTS
•
Valid 3D GPS position
•
Valid terrain/obstacle database
Garmin’s Helicopter Terrain Awareness Warning System (HTAWS) is an optional
feature to increase situational awareness and aid in reducing controlled flight into
terrain. Garmin HTAWS is TSO-C194 authorized. (H)Terrain Alerting is
not
TSO-C194
authorized.
HTAWS provides visual and aural annunciations when terrain and obstacles are a
hazard to the aircraft.
POWER UP
During power-up of the unit, the terrain/obstacle database versions are displayed
along with a disclaimer to the pilot. At the same time, HTAWS self-test begins.
HTAWS gives the following aural messages upon test completion:
“HTAWS System Test, OK,” if the system passes the test.
“HTAWS System Failure,” if the system fails the test.
A test failure is also annunciated visually for HTAWS, as shown in the HTAWS Alert
Summary table.
Rotorcraft Ownship
HTAWS Relative
Terrain Depiction
HTAWS Terrain Display
Summary of Contents for GTN 625Xi
Page 1: ...GTN Xi Series Pilot s Guide...
Page 12: ...x Pilot s Guide 190 02327 03 Rev C INTENTIONALLY LEFT BLANK...
Page 25: ...1 System at a Glance OVERVIEW 1 2 PILOT INTERFACE 1 5 COMPATIBLE EQUIPMENT 1 20...
Page 142: ...2 98 Pilot s Guide 190 02327 03 Rev C INTENTIONALLY LEFT BLANK...
Page 309: ...5 Hazard Awareness WEATHER AWARENESS 5 3 TRAFFIC AWARENESS 5 70 TERRAIN AWARENESS 5 97...
Page 419: ...Hazard Awareness 190 02327 03 Rev C Pilot s Guide 5 111 EXCESSIVE CLOSURE RATE ALERT...
Page 450: ...5 142 Pilot s Guide 190 02327 03 Rev C INTENTIONALLY LEFT BLANK...
Page 451: ...6 Abnormal Operations EMERGENCY DESCENT 6 2...
Page 454: ...6 4 Pilot s Guide 190 02327 03 Rev C INTENTIONALLY LEFT BLANK...
Page 455: ...7 Services SIRIUSXM AUDIO ENTERTAINMENT 7 3 CONNEXT SERVICES 7 9...
Page 478: ...7 24 Pilot s Guide 190 02327 03 Rev C INTENTIONALLY LEFT BLANK...
Page 479: ...8 Messages ADVISORY MESSAGES 8 2...
Page 508: ...8 30 Pilot s Guide 190 02327 03 Rev C INTENTIONALLY LEFT BLANK...
Page 517: ...10 Practice DEMO MODE 10 2...
Page 529: ...12 Regulatory Information COMPLIANCE 12 2 SOFTWARE LICENSE AGREEMENT 12 3...
Page 532: ...12 4 Pilot s Guide 190 02327 03 Rev C INTENTIONALLY LEFT BLANK...
Page 533: ......
Page 534: ...190 02327 03 Rev C...