Narrative:

Line up checks completed. 'Takeoff confign ok' message received and acknowledged. At power application on takeoff roll, aileron trim position icon was observed to jump out of the green to nearly full right wing down. Concurrently, we received a 'takeoff confign' warning. Takeoff aborted at an estimated 30 KTS. First officer notified flight attendant. Captain notified ATC and passenger. Aileron trim reset normally with trim switch. Maintenance notified. Subsequent inspection showed no abnormalities. Subsequent takeoff and flight normal.

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Original NASA ASRS Text

Title: CL65 CREW ABORTED TKOF AFTER HAVING TKOF CONFIGN WARNING AT CVG.

Narrative: LINE UP CHKS COMPLETED. 'TKOF CONFIGN OK' MESSAGE RECEIVED AND ACKNOWLEDGED. AT PWR APPLICATION ON TKOF ROLL, AILERON TRIM POS ICON WAS OBSERVED TO JUMP OUT OF THE GREEN TO NEARLY FULL R WING DOWN. CONCURRENTLY, WE RECEIVED A 'TKOF CONFIGN' WARNING. TKOF ABORTED AT AN ESTIMATED 30 KTS. FO NOTIFIED FLT ATTENDANT. CAPT NOTIFIED ATC AND PAX. AILERON TRIM RESET NORMALLY WITH TRIM SWITCH. MAINT NOTIFIED. SUBSEQUENT INSPECTION SHOWED NO ABNORMALITIES. SUBSEQUENT TKOF AND FLT NORMAL.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.