As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EN ROUTE TO DFW, A STRONG ODOR WAS SENSED IN THE COCKPIT WHEN THE GLARESHIELD LIGHT WAS ILLUMINATED. THE LIGHTING SYSTEM WAS TURNED OFF AND THE ODOR SUBSIDED AND THE FLIGHT CONTINUED TO DFW. MAINTENANCE INSPECTED AND FOUND THE GLARESHIELD LIGHT BALLAST DEFECTIVE. THE GLARESHIELD LIGHTING WAS PLACED ON DEFERRAL AND THE AIRCRAFT WAS RETURNED TO SERVICE.