As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TAKEOFF CONFIGURATION ON TAKEOFF ROLL WHILE SETTING TAKEOFF POWER. DISCONTINUED TAKEOFF AT 10 KTS AND RETURNED TO GATE. TROUBLESHOT SYSTEM FOUND SPEED BRAKE SWITCH INTERMITTENT. REPOSITIONED AND CLEANED SPEED BRAKE SWITCH, OPS CHECK NORMAL PER FIM.