“I've looked through all the documentation. I purchased the item last October. What is the function of the 3 buttons on the right hand side of the display? The power on/off button is on the left hand side. One is marked '+' the other '-'.”
Answer This Question
1-1 of 1 Answer
That is a menu button for display settings. Usuall there a menu for the display - the + or - buttons activate the menu and scroll through the settings. There is also usually a 3rd button for OK or select.
Sorry, there was a problem. Please try again later.