Asus N551J E-Manual page 18

Power indicator
The power indicator lights up when the Notebook PC is turned
on and blinks slowly when the Notebook PC is in sleep mode.
Power button
Press the power button to turn your Notebook PC on or off. You
can also use the power button to put your Notebook PC to sleep
or hibernate mode and wake it up from sleep or hibernate mode.
In the event that your Notebook PC becomes unresponsive,
press and hold the power button for about four (4) seconds until
your Notebook PC shuts down.
Numeric keypad
The numeric keypad toggles between these two functions: for
numeric input and as pointer direction keys.
NOTE: For more details, refer to the Numeric keypad section in this
manual.
18 Notebook PC E-Manual