As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NO TRANSMIT OR RECEIVE. PERFORMED PRELIMINARY INSPECTION, TESTED UNIT, FOUND WOULD NOT POWER UP. FUSE BAD. ALSO TROUBLESHOT UNIT DUE TO FUSE SHORTED AND FOUND TRANSISTOR Q101 BAD. INSTALLED FUSE AND TRANSISTOR Q101. TESTED UNIT AND FOUND SHIELD IN POWER SUPPLY SHORTED. ALIGNED UNIT. BENCH CHECK GOOD.