As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ARRIVED AT A/C, ALL AVIONICS ON. TUBES DISPLAY RED DISPLAY TEMP. BURNT SMELL IN COCKPIT. INSPECTED MFD'S, NO DEFECTS NOTED AT THIS TIME REF CRJ 900 AMM 31-61-01. OPS CHECK OF AVIONICS COOLING SHOWS NORMAL OPERATIONS, REF CRJ 900 AMM 21-24-00. OK FOR SERVICE.