What was found
RECEIVED AN AUDIBLE "TOO LOW-GEAR" WNG ON SHORT FINAL. ALL GEAR INDS SHOWED GREEN/DOWN, SWITCHED TO POS1, REATTEMPT LANDING ALL SYS WORK NORMAL. ACN RELEASED FOR SVC. BRIEF INCREASED ALTITUDE AND TERRAIN AWARENESS." R&R MICROSWITCH 79GB IN REF TO MM 32-00-00-4 ,PERFORMED OPS ON THE NR 2 INDICATION SYSTEM ,CHECKED NORAML. ITEM CLOSED,A/C OK TO CONT SVC.