As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TRANSCEIVER WILL NOT TRANSMIT OR RECEIVE. NO TRANSMIT OR RECEIVE. FOUND OPEN FACE. TROUBLESHOT ENTIRE POWER SUPPLY FOR SHORTS ON 27.5V LINE. REPLACED FUSE F101. REPAIRED. COOKED UNIT AND VIBRATED ON BENCH. ALIGNED RECEIVER TO SPECS. ADJUSTED C/N SQUELCH, C/S SQUELCH, MODULATION. ANDSIDETONE. BENCH CHECK GOOD.