What was found
ON MLG EXTENSION, 3 GREEN WERE INDICATED ON WHEELS PAGE ONLY. NO NDICATION ON PANEL LTS RETRACTED NORMAL. 15 MIN LATER, MLG NORMAL EXTENDED. RECEIVED 3 DOWNLOCKED INDS ON WHEELS ECAM PAGE, BUT NO MLG LIGHTS ON CENTER INSTR PANEL. ON MLG EXTENSION, RECEIVED 3 DOWNLOCKED INDICATIONS ON WHEELS GEAR DOWN FOR 5 MIN BEFORE MLG LIGHTS, BUT MLG LIGHTS ON CENTER INSTR PANEL FAILED ILLUM. UNEVENTFUL LANDING. TESTED LIGHTS MULTIPLE TIMES, ALL 3 OPS AL. AFTER ABOUT 3 MIN. A GO-AROUND INITIATED, & GEAR PLACED ON MEL 3260A. R & R ANNUNCIATOR LIGHT TEST & INTERFACE BOARD 9LP. OPS TEST NORMAL. REF AMM 33-14-00-710-001-A. PERFORMED MLG NOT DOWN FOR LANDING WARNINGS OPS TEST. FOUND NORMAL REF AMM 32-61-00-710-001-A.