Left-Side View - Lenovo ThinkPad L420 User Manual

3 Media card reader
You can install an SD Card, an SDXC Card, a SDHC Card, and an MMC Card (MultiMedia Card), in the
Media card reader of your computer.
For details, refer to the instructions in "Using the media card reader" on page 57.
4 USB connectors (right)
The Universal Serial Bus (USB) connectors are used for connecting USB interface-compatible devices, such
as a printer or digital camera.
Note: Your computer is compatible with USB 1.1 and USB 2.0.
5 Wireless radio switch
You can use this switch to disable the wireless radio of all the wireless devices on your computer.

Left-side view

Figure 3. ThinkPad L420 and L520 left-side view
1
Fan louvers (left)
3
Ethernet connector
5
DisplayPort connector
7
Combo audio jack
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 airflow, do not place any obstacle in front of the fan.
2
Monitor connector
You can attach an external monitor or a projector to your computer to display computer information.
For details, refer to the instructions in "Attaching an external monitor" on page 49.
2
Monitor connector
4
eSATA/USB combo connector (left)
6
54 mm-wide ExpressCard slot
.
Chapter 1 Product Overview
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