Thinkpad L540 Bottom View - Lenovo ThinkPad L540 User Manual

Note: To ensure proper airflow, do not place any obstacles in front of the fan louvers.
2 VGA connector
Use the VGA connector to connect the computer to a VGA-compatible video device, such as a VGA monitor.
Note: If you attach the computer to a docking station, use the VGA connector on the docking station,
not the one on the computer.
For more information, see "Using an external monitor" on page 37.
3 Mini DisplayPort connector
Use the mini DisplayPort connector to connect your computer to a compatible projector, external monitor, or
high-definition television. For more information, see "Using the mini DisplayPort connector" on page 39.
4
Always On USB 3.0 connector
By default, the Always On USB 3.0 connector enables you to charge some mobile digital devices and
smartphones in the following situations:
• When your computer is on or in sleep mode
• When your computer is in hibernation mode or is turned off, but connected to ac power
If you want to charge these devices when the computer is in hibernation mode or is turned off, and the
computer is not connected to ac power, do the following:
• For Windows 7: Start the Power Manager program and click the Global Power Settings tab. Then
select the Enable USB charge from the computer battery even when the computer is off check
box, and click OK or Apply.
• For Windows 8: Press the Windows key to go to the Start screen. Click Lenovo Settings ➙ Power. Then
select the Enable USB charge from the computer battery even when the computer is off check box.
Attention: When you attach a USB cable to this connector, ensure that the USB mark is facing upward.
Otherwise the connector might be damaged.
5 ExpressCard slot or smart card reader slot (on some models)
Your computer might have an ExpressCard slot or a smart card reader slot.

ThinkPad L540 bottom view

Figure 9. ThinkPad L540 bottom view
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Chapter 1 Product overview
11