EGPWS database check. 737-3/4/500

EGPWS database check:

-Radar selector to TEST

-Radar button ON (pedestal)

-push TERR button ON (forward panel)

-GroundProximityWarning Test press and hold

-wait and see your EHSI screen, there will be “TDB477” (Terrain Data Base 477)

Thanks to Sigmets

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