As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX FLIGHT NR 2142, INTERMITTENT SMOKE WARNING DURING FLIGHT. NO INDICATIONS OF SMOKE OR HEAT FROM CARGO AREA. AS WE GOT CLOSER TO PDX WARNINGS GOT MORE FREQUENT. MAINTENANCE INSPECTED AND FOUND NR 2 BAGGAGE SMOKE DETECTOR MISSING EMIRMI TAPE. INSTALLED TAPE IAW EO 2-26-028. PERFORMED OPS CHECK IAW 26-15-00-710-801. SMOKE DETECTORS OPERATIONAL CHECK GOOD. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.