Lenovo ThinkPad X240, User Manual

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Wake on LAN
The network administrator can turn on a computer from a management console by using the Wake on
LAN feature.
When the Wake on LAN feature is enabled, many operations, such as data transfer, software updates, and
Flash updates of the UEFI BIOS, can be done remotely without remote attendance. The updating process
can perform after normal working hours and on weekends, so that the users are not interrupted during work,
and the LAN traffic is kept to a minimum. It saves time and increases productivity.
Note: If the computer is turned on through Wake on LAN, the computer starts follow the Network Boot
sequence.
Asset ID EEPROM
The Asset ID Electrically Erasable Programmable Read-Only Memory (EEPROM) contains information about
the computer configuration and the serial numbers of the key components. It also includes a number of
blank fields where you can record information about the end users in your network.
Setting management features
To enable a network administrator to remotely control your computer, set the following system-management
features in the ThinkPad Setup program:
• Wake on LAN
• Network Boot sequence
• Flash update
Note: If a supervisor password has been set, you will be required to enter the supervisor password when
you start the ThinkPad Setup program.
Enabling or disabling the Wake on LAN feature
When the Wake on LAN feature is enabled and the computer is connected to a LAN, the network administrator
can start the computer remotely from a management console, using a remote network-management program.
To enable or disable the Wake on LAN feature, do the following:
1. Start the ThinkPad Setup program. See “Using the ThinkPad Setup program” on page 103.
2. Select Config ➙ Network . The Network submenu is displayed.
3. Select a corresponding option for the Wake on LAN feature.
4. Press the F10 key to save and exit.
Defining a Network Boot sequence
When the computer wakes on LAN, the computer boots from the device as specified on the Network Boot
menu, and then follow the boot order list on the Boot menu.
To define a Network Boot sequence, do the following:
1. Start the ThinkPad Setup program. See “Using the ThinkPad Setup program” on page 103.
2. Select Startup
➙
Network Boot . The boot device list is displayed.
3. Select a boot device to make it as the top boot priority.
4. Press the F10 key to save and exit.
Note: You can press the F9 key to restore to the factory default settings.
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User Guide