Acer Aspire Aspire 5942/5942G Function Key Combinations (Notebooks)

F2 key during POST to access BIOS
F12 Boot Menu.  The boot menu must be enabled in the BIOS before it can be used.
Fn + F2Displays system information.
Fn + F3Switches Bluetooth on/off.
Fn + F4Puts the notebook into Sleep mode.
Fn + F5Switch between notebook screen and external display.
Fn + F6Turns display screen backlight off to save power. Press any key to return.
Fn + F8Switch built-in speaker on/off.
Fn + F9Switch keyboard backlight on/off.
Fn + Up ArrowIncrease built-in speaker volume.
Fn + Down ArrowDecrease built-in speaker volume.
Fn + Right ArrowIncrease display brightness.
Fn + Left ArrowDecrease display brightness.
Fn + F11Switch Num Lock on/off.
Fn + F12Switch Scroll Lock on/off.

Left of the keyboard are 3 buttons

Backup key Launches Acer Backup Management for three-step data backup.

Switches Bluetooth on/off.
Wireless LAN      communication
Switches wireless on/off.

Above the keyboard on the right hand side there is button

Acer PowerSmart  Puts your computer into power-saving mode.

To the right of the keyboard there is a set of media controls called the Acer CineDash.

Acer CineDash
2.0 media
Volume wheel and media controls.

Bottom right of the display there are 2 buttons

Acer CineBoost Color Engine Switches Acer CineBoost Color Engine on/off.
Screen blank Turns the display screen backlight off.

Bottom right of the notebook there is a button

Touchpad keySwitches Touchpad on/off.

Toshiba Satellite L630 Function Key Combinations (Laptop)

Fn + Esc Switch built-in speaker on/off.
Fn + F1Instantly password secures the laptop.  To unlock, press a key and then enter the windows username and password.
Fn + F2Switch between power plans.
Fn + F3Puts the laptop into sleep mode.
Fn + F4Puts the laptop into Hibernation mode.
Fn + F5Switch between laptop screen and external display.
Fn + F8Switch Wireless and Bluetooth on/off.
Fn + F9Switch Touchpad on/off.
Fn + F10Switch cursor control overlay on/off.
Fn + F11Switch numeric overlay on/off.
Fn + F12Switch scroll lock on/off.
Fn + SpaceCharges the display resolution.
Fn + 1Switch the zooming utility to zoom out.
Fn + 2Switch the zooming utility to zoom in.
Fn + 3Decrease built-in speaker volume.
Fn + 4Increase built-in speaker volume.

Download Toshiba Satellite L630 manual

Toshiba Satellite Pro 4600 Function Key Combinations (Laptop)

Fn + F1Locks keyboard and blanks display activating instant security.  To get back into the laptop enter password.  If no password is set, press Enter or F1.
Fn + F2Switch between battery save modes.
Fn + F3Switch between power up modes.
Fn + F4Switches the Alarm volume modes which are off, low, medium or high.
Fn + F5Switch between laptop screen and external display.

Wireless Switch - The wireless switch is located at the left hand side of the laptop.