As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT FORWARD WINDOW OVERHEAT LIGHT ILLUMINATED. IAW QRH, TURNED OFF FOR 4 MINUTES AND TURNED BACK ON. LIGHT CAME BACK ON. TURNED OFF FOR THE REMAINDER OF FLIGHT. GROUNDED - YES. REMOVED AND REPLACED THE NR 1 WINDOW IAW AMM 56-11-11. PERFORMED WINDOW HEAT SYSTEM IAW AMM 30-41-00-710-801. TEST SUCCESSFUL. PERFORMED CABIN PRESSURE LEAK CHECK, NO LEAKS DETECTED. OKAY FOR SERVICE.