As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT 3599 IN MEM, DURING T/O NR 3 ENGINE N2=98.1, EGT=647, N1=89, NR 3 N1 DID NOT SYNC WITH OTHER ENGINES. SHUT OFF AUTO THROTTLE TO BRING NR 3 ENG THROTTLE BACK TO KEEP EGT BELOW LIMIT. N2 ON PED BLINKING. AC DID AIR RETURN. MAINTENANCE REPLACED BLEED BAND P/N 2-161-182-16 IAW AMM 75-30-03 401 AND PERFORMED COMPRESSOR BLEED BAND TEST IAW 75-30-04. OPS CHECK GOOD.