Garmin SR20 GPS Receiver User Manual


 
Cirrus Perspective
®
by Garmin – Cockpit Reference Guide for the SR20/SR22
190-00821-03 Rev. A
52
Hazard Avoidance
Flight
InstrumentsEIS
Nav/Com/
XPDR/AudioAFCSGPS Nav
Flight
PlanningProcedures
Hazard
Avoidance
Additional
Features
Abnormal
Operation
Annun/
AlertsAppendixIndex
Terrain-SVS Inhibit
Inhibit Terrain
While the Terrain-SVS Page is displayed, press the INHIBIT Softkey.
Or
:
1)
Press the MENU Key.
2)
Turn the small FMS Knob to select ‘Inhibit Terrain’.
3)
Press the ENT Key.
Enable Terrain
While the Terrain-SVS Page is displayed, press the INHIBIT Softkey.
Or
:
1)
While the Terrain-SVS Page is displayed, press the MENU Key.
2)
Turn the small FMS Knob to select ‘Enable Terrain’.
3)
Press the ENT Key.
NOTE: If Terrain-SVS alerts are inhibited when the Final Approach Fix is the
active waypoint in a GPS WAAS approach, a LOW ALT annunciation may
appear on the PFD next to the altimeter if the current aircraft altitude is at
least 164 feet below the prescribed altitude at the Final Approach Fix.
TERRAIN AWARENESS & WARNING SYSTEM (TAWS) DISPLAY
WARNING: The TAWS display shows supplemental information only. It should
not be used for navigation.
NOTE: Terrain data is not displayed when the aircraft latitude is greater than
75 degrees north or 60 degrees south.
NOTE: TAWS operation is only available when the Perspective
®
system is
configured for a TAWS-B installation.
Manual System Test
1)
While the TAWS-B Page is displayed, press the MENU Key.
2)
Turn the small FMS Knob to select ‘Test TAWS System’.