User’s Manual 5-3
Satellite C600/C640/C645/C600D/C640D/C645D, Satellite Pro C600/C640/C600D/C640D
Press FN + F12 (ScrLock) to lock the cursor on a specific line. The power
on default is off.
Hot keys
Hot keys (pressing FN + a function or ESC key) let you enable or disable
certain features of the computer.
Mute: Pressing FN + ESC turns the sound on and off.
Lock: Pressing FN + F1 enters “Lock computer mode”. To restore your
desktop, you need to log on again.
Power Plan: Pressing FN + F2 changes the power settings.
Sleep: Pressing FN + F3 switches the system to Sleep Mode.
Hibernate: Pressing FN + F4 switches the system to Hibernation Mode.
Output: Pressing 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.
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