As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEA FLIGHT NR 2042, DURING CLIMB-OUT, LAV SMOKE DETECTOR WENT OFF FOR ABOUT 30 SECONDS. AIRCRAFT HAD JUST ENTERED AREA MODERATE TURBULENCE. MAINTENANCE PERFORMED GVI OF LAV SMOKE DETECTOR. NO DEFECTS NOTED. C/W THE OPERATIONAL CHECK OF THE LAV SMOKE DETECTOR SYSTEM PER D8 AMM TASK 26-19-00-710-801. ALL CHECKED GOOD. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.