iii
Introduction
Table of Contents
Part Four: HTAWS Interface ........................................45
Section 1: Introduction ...............................................45
Overview ................................................................................45
Operating Criteria ...................................................................45
Limitations ..............................................................................45
Section 2: HTAWS Operation ......................................46
HTAWS Alerting ......................................................................46
Baro-Corrected Altitude ..........................................................46
Power Up ...............................................................................46
HTAWS Page ...........................................................................46
Page Menu ........................................................................47
Inhibit Mode ...........................................................................48
External HTAWS Inhibit Control ..........................................48
Reduced Protection Mode .......................................................48
Mute Active Caution ...............................................................49
HTAWS Manual Test ................................................................50
HTAWS Legend .......................................................................50
HTAWS Symbols ......................................................................51
General Database Information .................................................52
Database Versions ...................................................................52
Database Updates ..................................................................53
Terrain Database Areas of Coverage ........................................53
Obstacle Database Areas of Coverage .....................................54
Section 3: HTAWS Alerts .............................................54
Forward Looking Terrain Avoidance .........................................55
Voice Call Out Aural Alert ........................................................55
HTAWS Not Available Alert ......................................................56
HTAWS Failure Alert ................................................................56
HTAWS Alert Summary ............................................................56
Pilot Actions ...........................................................................57
Voice Call Out Selection .....................................................58
Part Five: Terrain Proximity Interface .......................59
Introduction ............................................................................59
Displaying Terrain Proximity .....................................................59
Terrain Proximity 120° Arc or 360° Rings .................................60
Terrain Proximity Aviation Data ................................................60
Terrain Proximity Legend .........................................................61
Terrain Proximity Limitations....................................................62
System Status .........................................................................62
Part Six: Garmin GTS 8XX Series Interface ...............63
Introduction ............................................................................63
GTS 8XX Series Description .....................................................63
Power-up Self-Test ..................................................................63
User-initiated Test ...................................................................64
Voice Announcements .............................................................64
Switching Between Standby and Operating Modes ..................64
Altitude Display Mode .............................................................65
Traffic Page .............................................................................65
Traffic Warning Window ..........................................................66
Traffic Page Display Range ......................................................66
Configuring Traffic Data on the Map Page ................................66
Highlighting Traffic Data Using Map Panning ...........................67
Monitoring Traffic ....................................................................68
Failure Response .....................................................................68
Description of Traffic Advisory Criteria ......................................68
190-00356-30 Rev H
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