700W?? 1000W?? ?? ???? ?? ???? ??? ? ?? ?? ???PowerLite 2040/2140W: Grasp the lifted part of your lamp and Carefully pull the lamp out on the projector.???? ???? ?? ?? ?? ??? ???? ??? ????. ? ?? ??? ? ?? ??? ?? ?????. ??? ??? ?? ??? ??? ??? ? ? ????. ??? ?? ???? ??? ??, ?? ?? ? ?? ??? ???? ? ??? ?????!At that time, Microsoft Promotion will make use… Read More