Acer Aspire 4250 Service Manual

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Contents

Acer Aspire 4250 Service Manual Manual pdf 31 page image

Hardware Specifications and Configurations 1-21Hotkeys 0The computer employs hotkeys or key combinations to access most of the computer'scontrols like screen brightness and volume output.Figure 1-10. Keyboard HotkeysTo activate hotkeys, press and hold the key before pressing the other key in thehockey combination.Hot key Icon Function Description + Communication Enables/disables the computer’scommunication devices.(Communication devices mayvary by configuration.) + Sleep Puts the computer in Sleepmode. + Display toggle Switches display outputbetween the display screen,external monitor (if connected)and both. + Display off Turns the display screenbacklight off to save power.Press any key to return. + Touchpad toggle Turns the touchpad on and off. + Speaker toggle Turns the speakers on and off. + <Z> Brightness up Increases the screen brightness. + <Y > Brightness down Decreases the screen brightness. + <U > Volume up Increases the sound volume.