As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UNABLE TO MAKE CONTACT ON RIGHT HF. FLIGHT CREW ELECTED TO DIVERT TO EMA DUE TO COMM. REQIREMENTS FOR ETOPS ROUTING. AIRCRAFT LANDED AND WAS GROUNDED BY MAINTENANCE. MAINTENANCE DEFERRED RIGHT HF COMM. IAW ABX MEL 23-11-1-2A. AIRCRAFT RETURNED TO SERVICE.