What was found
ON TAKEOFF OUT OF DTW LOWER ACCESS DOOR AMBER LIGHT- FOLLOWED ECAM RETURNED TO LAND DTW NO EMERGENCY DECLARED. AT BLOCK IN FOUND ACCESS DOORS CLOSED AND LOCKED. RELEASED LOCKS ON BOTH DOORS FOUND PRESSURE HOLDING DOORS IN CLOSED POSITION. CREW REPORT NO PRESSURE ALERT. ACN RELEASED FOR SERVICE PER MEL/CDL: 52-30-03 CATEGORY: C EXPIRATION: 17NOV03 "MEL 52-30-03: FWD & AFT LOWER ACCESS DOORS CLOSED & LOCKED INDICATION ON ECAM, DOOR PAGE - INOP. FWD & AFT LOWER ACCESS DOORS VISUALLY CHECKED CLOSED & LOCKED. REMOVED AND REPLACED AFT LOWER ACCESS DOOR LIMIT SWITCH IAW M/M CH 52-71-11-4. OPS CHECK OK CLEARS MEL.