Mode 5 of the EGPWS is inhibted below 30'.All GPWS modes feed off RA#1 which was reading -8'.No "Glideslope" warning.Stick-shaker was the only warning that woke them from their loss of SA.
Landing gear horn at 1950' means configuration and checklist completion interrupted monitoring of the approach..No call-outs at 4 dme,1000,500.Profile,speed and ROD all have to be monitored.