As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REPORTED INOPERATIVE BY ATC, FOUND WEAK OUTPUT BY ATC600. PERFORMED PRELIMINARY INSPECTION, FOUND C403 CAPACITOR BLOWN. REPLACED C403. REPAIRED. TESTED AND FOUND UNIT RECEIVING BUT NOT TRANSMITTING. REPLACED V101 CAVITY OSCILLATOR. REPAIRED. ALSO REPLACED INOPERATIVE PHOTOCELL V301. REPAIRED. BENCHCHECK GOOD.