Systems Description
Section 7
Model G58
7-91
ITI AND IOI CAUTIONS AND WARNINGS
If the airplane flight path is below
the surrounding terrain and/
or obstacles, and is projected by the TAWS system to impact
the terrain or obstacle within 60 seconds, voice caution alerts
and annunciators will be provided as shown in the table below.
If the ITI and IOI cautions are not cancelled by taking correc-
tive action, the TAWS will provide voice warning alerts and
annunciators shown in the following table when it predicts that
the airplane flight path will impact the terrain or obstacle within
30 seconds.
REASON PFD & MFD
TAWS
PAGE*
ANNUNCIATOR
(RED)
MFD POP-UP
ANNUNCIATOR
(RED)
VOICE CAUTION
ALERT
Violation of
Required Terrain
Clearance (RTC)
Requirements
PULL UP TERRAIN - PULL
UP
“Terrain Ahead
Terrain Ahead”
Violation of
Required
Obstacle
Clearance (ROC)
Requirements
PULL UP OBSTACLE -
PULL UP
“Obstacle Ahead,
Obstacle Ahead”
* In addition, potential impact point(s) are depicted by red Xs on the TAWS page.
REASON PFD & MFD
TAWS
PAGE*
ANNUNCIATOR
(YELLOW)
MFD POP-UP
ANNUNCIATOR
(YELLOW)
VOICE CAUTION
ALERT
Imminent Terrain
Impact (ITI)
TERRAIN TERRAIN AHEAD “Terrain Ahead
Terrain Ahead”
Imminent Obstacle
Impact (IOI)
TERRAIN OBSTACLE
AHEAD
“Obstacle Ahead,
Obstacle Ahead”
* In addition, potential impact point(s) are depicted by yellow Xs on the TAWS page.
May, 2015
58-590000-67A12_sec07.fm Page 91 Wednesday, May 27, 2015 8:58 AM