As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EN ROUTE LOST ALL TRANSMIT FUNCTIONS FROM THE CAPT AUDIO PANEL, IE NR 1 AND NR 2 COMM, SERVICE AND FLT INTERPHONE AND O2 MASK. AUDIO ON CAPT AND F/O PANEL WOULD CUT OUT OR FADE OUT. AIRCRAFT DIVERTED TO ABQ AND MADE AN UNEVENTFUL LANDING. SWAPPED VHF CONTROL PANELS CAPT AND F/O. VERIFIED CANNON PLUG CONNECTIONS. OPS CHECK OK PER BOEING M/M.