As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHEN SPEED BRAKES DEPLOYED AC INITIALLY BANKS LEFT THEN HOLDS A 1 DEGREE AILERON TRIM RIGHT. MAINT TEXT: PER CREW VERBAL: CREW DEPLOYED SPEED BRAKES AT ALTITUDE WITH A-P ON AND OFF. WITH A-P OFF AIRCRAFT BEGINS TO SLOWLY BANK LT WING DOWN AS SOON AS SPEED BRAKE HANDLE IS MOVED. ALL TRIM SETTINGS WHERE NEUTRAL. ADJUSTED SPOILER POWER CONTROL ACTUATORS NR 3, 4, 5 & 6 IAW AMM.