As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB CREW REPORTED UNABLE TO TRANSMIT ON VHF NR 1, 2 OR LT SATCOM FROM CAPTAIN`S, FIRST OFFICER`S OR JUMPSSEAT COMMMUNICATION PANEL. EMERGENCY DECLARED. LANDING UNEVENTFUL. AIRCRAFT GROUNDED. MAINTENANCE FOUND THE CAPTAIN"S MICROPHONE CORD SHORTED AT THE STRAIN RELIEF. REMOVED AND REPLACED MICROPHONE AND ACCOMPLISHED OPERATIONAL CHECK IAW AMM 23-51-00 AND 23-12-00. SYSTEM CHECK NORMAL.