As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE AT CRUISE, ACARS SCREEN WENT BLANK, AND THEN STARTED TO SMOKE. FLIGHT CREW PULLED ACARS C/B'S SMOKE STOPPED AND DISSIPATED. FLIGHT CONTINUED ON AND LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED ACARS CONTROL PANEL. OPS CHECKED GOOD, AIRCRAFT RETURNED TO SERVICE.