What was found
ON CLIMBOUT, RECEIVED FRM 30-41-02-03 EICAS MESSAGE, RT FORWARD WINDOW DISPLAYED INOPERATIVE LIGHT ILLUMINATED, WINDOW HEAT COULD NOT BE RESET, TURNED BACK TO PHX AND LANDED WITHOUT FURTHER EVENT. MAINTENANCE REMOVED AND REPLACED WINDOW HEAT CONTROL PANEL IAW BMM 30-41-02, SYSTEM OPERATIONAL CHECK WAS GOOD. VISUAL INSPECTION AND FUNCTIONAL TEST OF WINDOW HEAT CONTROL PANEL S/N D00016 WAS NO FAULT FOUND. UNIT WAS DISASSEMBLED AND INSPECTED FOR INTERNAL DAMAGE, NO DAMAGE WAS NOTE. REASSEMBLED UNIT, TESTED, AND RETURNED TO SERVICE IAW CMM 30-41-71, REV. 011.