Lenovo ThinkPad T540p User Manual page 23

1
Fan louvers (left)
2 ®
Mini DisplayPort connector or Thunderbolt™
connector (depending on the model)
3
VGA connector
4
Always-on USB 2.0 connector
1 Fan louvers (left)
The fan louvers and the internal fan enable air to circulate in the computer to ensure proper cooling,
especially the cooling of the microprocessor.
Note: To ensure proper airflow, do not place any obstacle in front of the fan louvers.
2 Mini DisplayPort connector (
Depending on the model, your computer has a Mini DisplayPort connector or Thunderbolt connector.
Use the Mini DisplayPort connector to connect your computer to a device that is compatible with the
Mini DisplayPort interface, such as a high-definition television. For more information, see "Connecting an
external display" on page 37.
Use the Thunderbolt connector to connect your computer to a device that is compatible with the Mini
DisplayPort interface or Thunderbolt interface, such as a high-definition television. For more information,
see "Connecting an external display" on page 37.
3 VGA connector
Use the video graphics array (VGA) connector to connect the computer to a VGA-compatible video device,
such as a VGA monitor.
Note: If you connect the computer to a docking station, use the VGA connector on the docking station,
not the one on the computer.
For more information, see "Connecting an external display" on page 37.
4 Always-on USB 2.0 connector
By default, the Always-on USB 2.0 connector enables you to charge some mobile digital devices and
smartphones when your computer is in the following situation:
• 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 your computer is in hibernation mode; or when your computer is
turned off and not connected to ac power, do the following:
®
• For Windows 7: Start the Power Manager program, click the Global Power Settings tab, and then
follow the instructions on the screen.
• For Windows 8, Windows 8.1, and Windows 10: Start the Lenovo Settings program, click Power,
and then follow the instructions on the screen.
For instructions on how to start the programs, see "Accessing Lenovo programs" on page 14.
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
USB 3.0 connector
6
ExpressCard slot (on some models)
7
Media card slot
8
Combo audio connector
) or Thunderbolt connector ( )
.
Chapter 1 Product overview
5