As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOLLOW-UP TO RECENT HISTORY WITH NR 1 HF UNABLE TO TRANSMIT, TECHNICAL SERVICES REQUEST ADDITIONAL TROUBLESHOOTING. GROUNDED - YES. ENGINEERING REQUEST - ACCOMPLISHED STATIC DISCHARGER INSPECTION PER AMM 23-61-00-210-801 - NO DEFECTS NOTED. ACCOMPLISHED GVI OF HF ANTENNA AND TAPE PER AMM 55-35-01-200-801 - NO DEFECTS NOTED. REMOVED, REPLACED, AND TESTED NR 1 HF COUPLER PER AMM 23-11-61-000-801 /AMM 23-11-61-400-801 - OPS NORMAL. CLEARS TSR DEFERRAL.