Lenovo ThinkPad T570 User Manual page 18

4 Power button
You can press the power button to turn on the computer or put the computer into sleep mode.
To turn off the computer, do the following:
• For Windows 7: Open the Start menu and click Shut down.
• For Windows 10: Open the Start menu, click
If your computer is 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 86 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
The numeric keypad enables you to quickly type in numbers.
6 NFC label (available on some models)
Near field communication (NFC) is a high-frequency and short-range wireless communication technology.
By using NFC, you can establish radio communications between your computer and another NFC-enabled
device over a few centimeters or inches. For more information, see "Using the NFC devices" on page 30.
7 Fingerprint reader (available on some models)
Fingerprint authentication provides simple and secure user access by associating your fingerprint with a
password. For more information, see "Using the fingerprint reader" on page 62.
ThinkPad pointing device
8 Trackpad
9 TrackPoint buttons
10 TrackPoint pointing stick
Your computer is equipped with the Lenovo-unique ThinkPad
"Using the ThinkPad pointing device" on page 20.
11 Screen (multi-touch screen available on some models)
The multi-touch screen enables you to use your computer with simple touch gestures. For more information,
see "Using the multi-touch screen" on page 16.
2
T570 and P51s User Guide
Power, and then click Shut down.
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pointing device. For more information, see