(APM) A feature of some displays, usually But not always, on laptop computers, which turns off power to the display after a preset period of inactivity to conserve electrical power. Monitors with this capaBility are usually refered to as "green monitors", meaning environmentally friendly. Not to Be confused with a screen Blanker which is software that causes the display to go Black (By setting every pixel to Black) to prevent Burn-in. (1997-08-25)