Jog the memory (4,1,4)
I believe the answer is:
ring a bell
(Other definitions for ring a bell that I've seen before include "as may 1A [SHEEPISH] part of 27 [WETHER-BY]" , "sound vaguely familiar" , "What door-to-door salesman's wont to do" , "Campanologist might" , "faintly resonate" .)