What was found
(CAN) THE AUTOMATIC TAKEOFF POWER CONFIGURATION SYSTEM, ATPCS, DID NOT ARM DURING LINING UP PRIOR TO TAKE OFF. THE TAKEOFF ROLL WAS ABORTED & THE AIRCRAFT RETURNED TO GATE. CUSTOMER INITIALLY ELECTED FOR MINIMUM EQUIPMENT LIST DISPATCHED UNDER ATPCS INOPERATIVE. TROUBLESHOOTING PERFORMED, WITH ATPCS STATIC TEST ENG 2 UP TRIM LIGHT DID NOT COME ON, AFU 2 FAULTED.