
Cirrus Perspective
™
by Garmin – Cockpit Reference Guide for the SR20/SR22/SR22T
190-00821-08 Rev. A
Appendix
160
Flight
InstrumentsEIS
Nav/Com/
XPDR/AudioAFCSGPS Nav
Flight
PlanningProcedures
Hazard
Avoidance
Additional
Features
Abnormal
Operation
Annun/
AlertsAppendixIndex
Magnetic Field Variation Database Update
At startup, the system compares this version of the MV DB with that presently being
usedbytheAHRS(GRS).IfthesystemdeterminestheMVDBneedstobeupdated,
a prompt is displayed on the Navigation Map Page, as shown in the following figure.
GRS Magnetic Field Variation Database Update Prompt
Loading the magnetic field variation database update:
1)
With ‘OK’ highlighted, as shown in the previous figure, press the ENT Key
on the MFD. A progress monitor is displayed as shown in the following
figure.
Uploading Database to GRS
2)
If a single GRS is installed, the system is ready for use when the upload is
complete. Otherwise, continue the procedure to update the other GRS.
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