As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: FA'S REPORT EXIT LIGHTS & PASSENGER OVERHEAD SIGN LIGHTS BLINKING ON & OFF INTERMITTENTLY. SEATBELT SIGN ON ECAM BLINKING INTERMITTENTLY AT THE SAME TIME. FOUND CIDS 1 INTERMITTENT FAULT, REPLACED CIDS1 DIRECTOR PER AMM 23-73-34, OPS TESTS GOOD.