As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
L IRS INOP PER FLIGHTCREWS COMMENTS SUSPECT LH IRU ISSUE OUT OF STOCK LAX M+E 60-3421-9-0001 REPLACED LEFT ADIRU UNIT, GND CHK OK PER MM 34-21-01-400-801. ALSO PERFORMED LAND VERIFY AND IT PASSED PER MM 22-11-00. ADDED PICTURES. ADDED TRACKING NUMBER.....1876864 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1876864 SN OFF 2646 UNIT, ADIRU, AI OFF 60-3421-9-0001 2646 ON 60-3421-9-0001 4049