As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PANEL 241CF UPPER LAYER DEBONDED / INSTALLED A PERMANENT REPAIR ON TOP SURFACE OF MAIN CABIN FLOOR PANEL 241CF AS MARKED AS PER B737 SRM 53-00-50-2R-1. MATERIAL USED PO # 1704776 AND PO# 1694548 AND PERFORMED TAP-TEST ON REPAIRED AREA FOUND NO DELAMINATION AS PER B737 NDTM 51-05-01 (SEC 5).