As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLIMBING THROUGH 250 FOR 260 AUTOPILOT DISCONNECTED & WE HAD AN IRS LIGHT ON MASTER CAUTION, WITH A FAULT LIGHT ON THE OVERHEAD LT IRS. COMPLETED QRH WITH NO CHANGE. PLACED ON NO AUTO LAND STATUS DUE TO RT IRU. R & R, NO TIME TO PERFORM RTS. STICKER INSTALLED IAW MM 34-11-11 & 34-21-00. ROTABLE PARTS CHANGE WAS INDICATED TT 1705827 SN OFF 09316 IPC REFERENCE NR.