As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INOPERATIVE. WILL NOT GIVE OR RECEIVE. FOUND UNIT DID NOT TRANSMIT. REPLACED CAVITY OSCILLATOR V101. REPAIRED. REPLACED DETERIORATED RESISTOR R477. REPLACED PHOTOCELL V301 DUE TO WEAK REPLY LIGHT. REPAIRED. INSTALLED HEATSINK BEHIND TRANSISTOR Q415 AND ALIGNED RECEIVER AND ADJUSTEDFREQUENCY TO SPECS. BENCH CHECK GOOD.