As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX FLIGHT 2289 RIGHT WINDSHIELD HOT CAUTION LIGHT ON TOP OF DESCENT. WINDSHIELD FELT HOT, OAT WAS +1 DEGREE CELCIUS. RAN CHECKLIST AND THEN LIGHT WENT OUT. MAINTENANCE REPLACED RIGHT WINDSHIELD HEAT CONTROLLER IAW ANN TASK 30-41-00-710-801. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.