Lenovo ideacentre 510S, Hardware Maintenance Manual, Page: 49 / 92

To select a temporary startup device, do the following:
1. Depending on the type of the storage device, do one of the following:
• If the storage device is internal, go to step 2.
• If the storage device is a disc, ensure that the computer is on or turn on the computer. Then, insert
the disc into the optical drive.
• If the storage device is an external device other than a disc, connect the storage device to the
computer.
2. Turn on or restart the computer. Before Windows starts up, repeatedly press and release the F12 key
until Startup Device Menu is displayed.
Note: For some keyboards, you might need to press Fn+F12 to display Startup Device Menu.
3. Select the desired storage device and press Enter. The computer will start up from the device you select.
If you want to select a permanent startup device, select Enter Setup on Startup Device Menu and press
Enter to start the Setup Utility program. For more information about how to select a permanent startup
device, see “Changing the startup device sequence permanently” on page 42.
Exiting the Setup Utility program
To exit the Setup Utility program, do one of the following:
• If you want to save the new settings, press the F10 key. Then, select Yes in the window displayed
and press Enter.
Note: For some keyboards, you might need to press Fn+F10 to exit the Setup Utility program.
• If you do not want to save the new settings, select Exit ➙ Discard Changes and Exit and press Enter.
Then, select Yes in the window displayed and press Enter.
Updating and recovering the BIOS
The BIOS is the first program that the computer runs when you turn on the computer. The BIOS initializes the
hardware components and loads the operating system and other programs.
Updating the BIOS
When you install a new program, hardware device, or device driver, you might be informed to update
the BIOS. You can update the BIOS from your operating system or a flash update disc (supported only
on some models).
To update the BIOS, do the following:
1. Go to http://www.lenovo.com/drivers.
2. Download the flash BIOS update driver for the operating system version or the ISO image version (used
to create a flash update disc). Then, download the installation instructions for the flash BIOS update
driver you download.
3. Print the installation instructions you download and follow the instructions to update the BIOS.
Note: If you want to update the BIOS from a flash update disc, the installation instructions might not provide
the information about how to record the update disc.
Recovering from a BIOS update failure
To recover from a BIOS update failure, do the following:
Chapter 4
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Advanced configuration
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