As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ACRID TYPE SMELL NOTED INITIALLY DURING CLIMB THRU FL 280, 3 MINUTES LATER OBSERVED FAINT SMOKE FROM LEFT GLARESHIELD. TURNED OFF ALL INTSTRUMENT BACK GROUND LIGHTS SMOKE AND ODOR STOPPED, TURNED LIGHTS ON 1 AT A TIME SMOKE AND ODOR DID NOT RETURN. MAINTENANCE AT ORD INSPECTED BEHIND GLARESHIELD, UNABLE TO LOCATE ANY UNITS OVERHEATED.