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Left-side view
Figure 3. ThinkPad T520, T520i, and W520 left view
1 Fan louvers (left)
2 DisplayPort connector
3 Monitor connector
4 USB connectors (left)
5 USB/eSATA combo connector
6 IEEE 1394 connector
7 Wireless radio switch
8 Smart card slot
1 Fan louvers (left)
The internal fan and louvers enable air to circulate in the computer and cool the central processor.
Note: To avoid impeding airow, do not place any obstacle in front of the fan.
2 DisplayPort connector
Your computer supports the DisplayPort, a next-generation digital display interface that connects a
compatible projector, external monitor, or HDTV to your computer.
3 Monitor connector
You can attach an external monitor or a projector to your computer to display computer information.
Note: If you attach your computer to the ThinkPad Port Replicator Series 3, ThinkPad Mini Dock Series 3,
ThinkPad Mini Dock Plus Series 3, or ThinkPad Mini Dock Plus Series 3 (170 W) and use a monitor connector,
use the monitor connector on the ThinkPad Port Replicator Series 3, ThinkPad Mini Dock Series 3, ThinkPad
Mini Dock Plus Series 3, or ThinkPad Mini Dock Plus Series 3 (170 W), not the one on the computer.
For details, refer to the instructions in “Attaching an external monitor” on page 78
.
4 USB connectors (left)
The Universal Serial Bus connectors are used for connecting devices compatible with a USB interface,
such as a printer or a digital camera.
Notes:
8 User Guide