HARD warnings = 'PULL UP'
'PULL UP, PULL UP'
'TERRAIN, TERRAIN, PULL UP'
'OBSTACLE, OBSTACLE, PULL UP'
'PULL UP' light illuminated without aural warnings.
Action reqd. is immediate max effort climb.
SOFT warnings (CAUTIONS)
'CAUTION TERRAIN'
'CAUTION OBSTACLE'
'SINK RATE'
'TERRAIN'
'DON'T SINK'
'TOO LOW FLAPS'
'TOO LOW GEAR'
'TOO LOW TERRAIN'
'GLIDESLOPE'
'BANK ANGLE'
Action reqd. is correct the flight path or A/C configuration to eliminate the cause of the alert.