What was found
FLT 61 JFK-FLL, AUTO BRAKES AND NORMAL BRAKES LOSS AFTER GEAR EXTENTION, AUTOBRAKE FAULT ECAM. FOUND LOSS OF BRAKING WAS DUE TO HYDRAULIC LEAK. PERFORMED REPAIR OF HYD RETURN BRAKE LINE UNDER AFT CARGO FLOOR AT FWD WALL, IAW AMM 20-23-11. LEAK CHECK GOOD AND OPS TEST OF NORMAL AND AUTO BRAKING CHECKS GOOD IAW AMM 32-42-00.