As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAXI OUT AND MASTER CAUTION RECALL GOT THE ANTI ICE MSG RIGHT FWD WINDOW OVHT ILLUMINATED. GROUNDED - YES. CYCLED SW TO OFF, OVHT LT EXTINGUISHED, TURN SW BACK ON WINDOW HEAT OPS NML. ACCOMPLISHED WHCU BITE NO FAULT OR FAULT HISTORY. GVI ON WINDOW HEAT ELEMENT NO DEFECTS NOTED REF B737-9 IFIM 30-41-00-810-829.