As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TRANSCEIVER 24 MONTH INSPECTION. CLEANED CORROSION. UNIT WOULD NOT RECEIVE. REPLACED INTEGRATED CIRCUIT I1 ON POWER SUPPLY BOARD TO MAKE UNIT RECEIVE. UNABLE TO ALIGN RECEIVER TO MANUFACTURER SPECS. SENT TO ALLIED SIGNAL AVIONICS FOR INSPECTION AND REPAIR.