As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ATC REPORTED NOT GETTING THE RIGHT NUMBER. PERFORMED PRELIMINARY INSPECTION AND FOUND INTERMITTENT DIAL, ALSO MTL OUT OF SPECIFICATIONS, SIGNAL CUTS OUT AT -64DB WHEN DYNAMIC RANGE IS SET TO -9DB, ADJUSTED IF SECTION AND PRESELECTOR, NO HELP. PROBLEM ON MAIN BOARD. SENDING TO VENDOR FOR REPAIR.