What was found
AT APPROXIMATELY 2000' ON TAKEOFF FROM KMEM, FO LOST MOST PFD/ND ATTITUDE AND NAVIGATION INFORMATION. ALSO REC'D ECAM #2 IRS FAULT, ALONG WITH #2 PITCH TRIM PADDLE AND BOTH YAW DAMPER PADDLES DISENGAGING. CAPT TOOK AIRCRAFT CONTROL WITH ONLY PFD ATTITUDE AND SPEED INFORMATION. DECLARED AN EMERGENCY AND PERFORMED AS MANY CHECKLIST AND QRH PROCEDURES AS TIME ALLOWED. CAPT FLEW RAW DATA ILS TO FULL STOP BACK AT KMEM. NOTE: ON PREVIOUS FLIGHT EARLIER THAT DAY, CREW ABORTED A TAKEOFF IN THE SAME A/C FOR IRS #2 FAULT. MX SWAPPED #2 & #3 IRS & MEL'D INOP IRS IN #3 POSITION. SHGN 26FEB21 19:01 MEM U ON ARIVAL TO A/C IRU #2 WAS TOTALLY DEAD, FOUND WATER EVIDENCE ON TOP OF IRU #2 DRIP TRAY IN CORNER WITH MISSING HARDWARE. R&R'D IRU 2. OPS CKS GOOD. REF AMM 34-25-34-04. REQUIREMENT INFO FOR SDR- ( IRU 2, MFG-HONEYWELL, N-HG1050BD11, S/N 95050865. ALSO R&R'D FAC 2. OPS CK GOOD. REF AMM 22-26-34-04. REQUIREMENT INFO FOR FAC- ( FAC 2, MFG-THALES, B471AAM8, S/N-379.