Installing device drivers
Device driver is the program that operates a particular hardware device of the computer. If a device does
not perform well or you install a new device, you need to install or update the corresponding device driver.
For example, if you use the Windows 7 operating system, to use the USB 3.0 connector, you need to
download and install the USB 3.0 driver.
To download the latest device drivers, do the following:
1. Go to http://www.lenovo.com/ThinkPadDrivers.
2. Select your product name to view all the device drivers for your computer.
3. Select the device drivers you that you need, and follow the instructions on the screen.
Attention:
Do not download the device drivers from the Windows Update Web. Always download the device
drivers from:
http://www.lenovo.com/ThinkPadDrivers
If you use the Windows 7 operating system, you also can find the device drivers in the
C:\SWTOOLS\DRIVERS
directory on your storage drive. For more information, see “Reinstalling preinstalled programs and device
drivers” on page 109.
Using the ThinkPad Setup program
The ThinkPad Setup program enables you to select various setup configurations for your computer through
configuring the BIOS.
To configure the BIOS of your computer, do the following:
1. Turn on the computer. When the ThinkPad logo is displayed, press F1. The ThinkPad Setup program
starts.
Note:
If you are required to enter the supervisor password, enter the correct password. You also can
press Enter to skip the password prompt and start the ThinkPad Setup program. If you do not enter the
password, you cannot change the configurations that are protected by the supervisor password. For
more information, refer to “Using passwords” on page 53.
2. Use the cursor keys to select a tab; or use the cursor keys to locate an item and press Enter to select it.
Then a submenu is displayed.
Note:
Some menu items are displayed only if the computer supports the corresponding features.
3. Set the value of an item by doing one of the following:
• Press the F6 key to change to a higher value.
• Press the F5 key to change to a lower value.
Note:
Default values are in
boldface
.
4. To change other configurations, press the Esc key to exit the submenu and return to the parent menu.
5. When you complete the configuration, press the F10 key to save and exit. You also can select the
Restart
tab in the ThinkPad Setup menu, and restart your computer with one of the provided options.
Note:
You can press the F9 key to restore to the default settings.
Main menu
When you enter the ThinkPad Setup program, you will first see the
Main
menu as follows:
•
UEFI BIOS Version
65
Summary of Contents for E550
Page 1: ...User Guide ThinkPad E550 E555 and E550c ...
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