As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ROTATION ON TAKE OFF TRANSIENT T/O WARNING HORN BEEPED 3 TIMES THEN WAS SILENT. T/O WARN TEST WAS NORMAL ON TAXI OUT AND ALL SYSTEMS WERE PROPERLY CONFIGURED. REMOVED FROM SERVICE. INTERROGATED CDS-NO ASSOCIATED FAULTS FOUND, INTERROGATED PSEU NO FAULTS FOUND ON LAST FLIGHT LEG. PERFORMED OPS CK OF TAKE-OFF WARNING SYSTEM PER AMM TAASK 31-52-00-720-801 OPS CK GOOD-NO HISTORY FOR AT LEAST 2 MONTHS-OK FOR CONTINUED SERVICE. NO PARTS REPLACED. RETURNED TO SERVICE.