As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
VISUAL INSPECTION REVEALS DEBONDING ALONG LOWER AFT SECTION OF THE 315A2502-101. ACOUSTIC BOND PANEL ASSEMBLY, 315A2502-101. ACOUSTIC BOND PANEL OML HAS A LARGE NDT VERIFIED PLY TO CORE DISBOND. AREA IS APPROX 35.5" X 15.25" AND IS INTERMITTENT TOWARD THE FWD SECTION. AFT EOP DISPLAYS PLY SEPARATIONS. SUSPECT IMPROPER PERF SKIN PREPARATION DURING ORIGINAL BUILD.