ThinkPad P50 User Manual page 20

4 Power button
Press the power button to turn on the computer or put the computer into sleep mode. For information about
how to turn off the computer, see "Frequently asked questions" on page 19.
If your computer is completely unresponsive, you can turn off the computer by pressing and holding the
power button for four or more seconds. If the computer cannot be turned off, see "Computer stops
responding" on page 88 for more information.
You also can define what the power button does. For example, by pressing the power button, you can turn
off the computer or put the computer into sleep or hibernation mode. To change what the power button
does, do the following:
1. Go to Control Panel, and then change the view of Control Panel from Category to Large icons or Small
icons.
2. Click Power Options ➙ Choose what the power buttons do.
3. Follow the instructions on the screen.
5 Numeric keypad
Use the numeric keypad to quickly input numbers.
6 Fingerprint reader
Fingerprint authentication technology provides simple and secure user access by associating your fingerprint
with passwords. For more information, see "Using the fingerprint reader" on page 60.
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ThinkPad pointing device
7 TrackPoint pointing device
8 Trackpad with buttons
The keyboard contains the Lenovo-unique ThinkPad pointing device. For information about using the
ThinkPad pointing device, see "Using the ThinkPad pointing device" on page 24.
9 Color sensor (available on some models)
The color sensor enables you to measure and adjust the color accuracy of your displays. For more
information, see "Using the color sensor" on page 36.
10 Speakers
Your computer is equipped with a pair of stereo speakers.
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P50 User Guide