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Lenovo IdeaPad U110 User Manual

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Chapter 2. Using Your Computer

Note:

You can lock and unlock LAN Network Interface via BIOS Setup Utility.

1

Turn on your computer, press F2 while the initial screen is displayed.
The BIOS Setup Utility screen opens.

2

Select Security, using the cursor directional keys.

3

Select I/O Interface Security, and press the Enter key. The I/O Interface
Security window opens.

4

Select LAN Network Interface and press the Enter key. The Options
window opens.

5

Choose UNLOCKED to enable your LAN Network Interface and
LOCKED to disable.

6

Press F10 to exit.

7

Select OK in the Setup Confirmation window.

Important:

Make sure to detach the mechanical lock from your computer when using the LAN port.

Attention:

As the voltage of a telephone connection is higher than that of a network,

do not attempt to connect a telephone cable to the LAN port or else a short

circuit of the computer might occur.