With regards to the make and model, you might have to reset the lamp life counter. Confer with your projector guide regarding how to reset the lamp counter. Commonly it can be found using the MENU command within the projector. Answered by MyProjectorLamps On Aug 22, 2019 The Epson H799A https://epsonprojectorbulblightfl89999.total-blog.com/rumored-buzz-on-projector-bulbs-australia-61979384