As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX - C1 CHECK - CORROSION ON AVIONICS RACK INTERCOSTAL AT FS X202 TO FS 198.300 OUTBOARD OF STRINGER 31L. MAINTENANCE REMOVED CORROSION, INSPECTED, BLENDED AREA REMAINED WITHIN LIMITS WITH NO CRACKS NOTED. RESTORED FINISH TO REPAIR AREA.