Hi and welcome to Just answer.
May I know what is the make and model of your projector?
What pin number are you referring to?
Please let me know,
Hi my projector is a BenQ model #mp610
P/N 9j.j1B77.B5A and the pin I was referring to was code to lock it I guess like a privacy pin.
My ScreenPlay by Infocus would not power down with the
A projector located in a church suddenly will no longer