As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON SPLICE BETWEEN STGR 25RH AND STA. FS= 328.0 TO FS= 333.0 AT MAIN AVIONICS COMPARTMENT. (E/E) FOR EXCESSIVE DAMAGE ON SPLICE BETWEEN STGR 25RH AND STA. FS= 328.0 TO FS= 333.0 AT MAIN AVIONICS COMPARTMENT WAS FOUND OUT OF LIMITS PER CRJ-900 SRM 53-21-03-101-002-A04 THEREFORE WAS REPLACED PER CRJ-900 SRM 51-42-06-001-001-A01 AND PER CRJ-900 SRM 51-42-21-001-001-A01.