|(hardware)||Advanced Power Management - (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
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.