As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INITIAL INSPECTION: CORROSION ON INTERNAL DOUBLER IN STA. FS= 295 TO FS= 310 BETWEEN STR 26L TO 26R AT MAIN AVIONICS COMPARTMENT. (E/E)(TCI:53-20-304). INTERNAL DOUBLER IN STA. FS= 295 TO FS= 310 BETWEEN STR 26L TO 26R WAS REPLACED PER SRM 51-42-06-001-001-A01.