What was found
FLIGHT CONTROL ECAM MSG; FLAPS LOCKED, ALIGNMENT FAULT. HAPPENED WHEN GOING TO FLAPS-2, IAW CREW MAINT TEXT: PFR HAD FLP1 CHECK LT MECH DRIVE, FLAP 2 CHECK LT MECH DRIVE. FLAPS CHECKED OK. ECAM MESSAGES SHOW FLAP LT PROX SENSOR 2 39CV AT FAULT. MEGGERED & RANG WIRES FROM 39CV TO LGCIU 2 PINS 5J AND 5K ALL CHECKED OK. REPLACED 39CV SENSOR PRECAUTIONARY IAW MM. TESTED IAW MM. OPS CKS OK.