What was found
AIRCRAFT WAS GROUNDED: ON TAKEOFF UNCOMMANDED EVAC HORN ACTUATION WITH CIDS 1+2 FAULT ON THE ECAM. REMOVED AND REPLACED CIDS1 IAW AMM 23-73-34. OPS CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS GROUNDED: ON TAKEOFF UNCOMMANDED EVAC HORN ACTUATION WITH CIDS 1+2 FAULT ON THE ECAM. REMOVED AND REPLACED CIDS1 IAW AMM 23-73-34. OPS CHECK GOOD.