BendixKing KSN 770 - Pilots Guide - Manual (Page 261)

KSN 765/770 Integrated Communication Navigation Display
D200802000009
REV 2 Jun 2014
Terrain Awareness and Warning System (TAWS) View
13-6
Honeywell International Inc. Do not copy without express permission of Honeywell.
If the heading input is available and there is a TAWS heading failure
while on the ground or in the air, an amber TERR--INOP is displayed
in the lower--right corner of the display, as shown in Figure 13--6.
Figure 13--6
Terrain Inoperative