What was found
DURING TAKEOFF ROLL AT APPROXIMATELY 100 KIAS, THE TAKEOFF CONFIGURATION LIGHT AND WARNING HORN SOUNDED. CREW ABORTED TAKEOFF. MAINTENANCE FOUND PSEU FAULT T/O WARNING INHIBIT 31-550008 AND SPEEDBRAKE DN FAULT 27-62008 RECORDED. REPLACED C/B FOR TAKEOFF WARNING PRECAUTIONARY. T/S IAW FIM 31-51-00-810-809 NO DEFECT FOUND. REPLACED S651. WHILE TESTING FOUND SPEED BRAKE HANDLE BINDING AND NOT DROPPING INTO STOW DETENT. LUBED HANDLE IAW FIM 27-62-00-810-807, STEP D. PERFORMED TAKEOFF WARNING CHECKOUT IAW AMM 31-51 CHECKS OK. ACFT RETURNED TO SERVICE.