Toshiba Portege Z10T-A - Manual (Page 64)

Function Key
The function keys (F1 ~ F12) are the twelve keys at the top of your
keyboard.
The following specific functions are executed when the function keys are
pressed in combination with the FN key.
Key Combination Function
FN + F1 Enters ''Lock computer mode''.
To restore your desktop, you need to log on again.
FN + F2 Changes the power settings.
FN + F3 Switches the system to Sleep Mode.
FN + F4 Switches the system to Hibernation Mode.
FN + F5 Changes the active display device.
To use a simultaneous mode, you must set the
resolution of the internal display panel to match the
resolution of the external display device.
FN + F6 Decreases the computer's display panel brightness
in individual steps.
FN + F7 Increases the computer's display panel brightness
in individual steps.
FN + F8 Turns the Airplane mode on or off.
FN + F9 Enables or disables the Touch Pad.
FN + F10 Turns on Arrow Mode.
FN + F11 Turns on Numeric Mode.
FN + F12 Locks the cursor on a specific line.
FN + ESC Turns the sound on or off.
FN + 1 Reduces the icon size on the desktop or the font
sizes within one of the supported application
windows.
FN + 2 Enlarges the icon size on the desktop or the font
sizes within one of the supported application
windows.
FN + 3 Decreases the computer's volume.
FN + 4 Increases the computer's volume.
User's Manual 4-12