What was found
ON TAKEOFF BOTH CAPTAINS EFIS SCREENS WENT BLANK & THE TAKEOFF WAS ABORTED AT 80 KNOTS & THE ACFT RETURNED TO GATE. FOUND FAULT CODE FWC1 WAS DISPLAYED & REPLACED THE AC ESSENTIAL BUS SWITCHING CONTACTOR & THE EMER CONDITION RELAY. ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK IAW ESPM 20-46-50, AMM 24-25-55-000-001-A, 24-25-55-400-001-A, 24-25-00-710-001-A & 31-60-00-740-002-A. SEE AALA201510109006 FOR ADDITIONAL PART INFORMATION.