As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WINDOW EICAS MESSAGE DISPLAYED. POSITION 2. (1=L FWD, 2=L SIDE, 3=R FWD, 4=R SIDE) INOPERATIVE LIGHT ILLUMINATED INOPERATIVE LIGHT DID NOT EXTINGUISH WHEN SWITCH WAS RECYCLED TO OFF THEN ON. REPLACED WINDSHIELD HEAT CONTROLLER REF MM 30-41-01, OPS NORMAL.