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Note: Your computer is compatible with USB 1.1 and 2.0.
2 ExpressCard slot
Your computer has the ExpressCard slot for a 34 mm-wide card.
For details, refer to the instructions in “Using an ExpressCard or a Flash Media Card” on page 53.
3 Optical drive
Your computer has a slot for an optical drive.
4 Power jack
The ac power adapter cable connects to the computer power jack to provide power to the computer and
charge the battery.
5 Security keyhole
Your computer comes with a security keyhole. You can purchase a security cable and lock to t this keyhole.
Left-side view
Figure 4. ThinkPad Edge E420 and E520 left-side view
Note: Your computer keyboard might look different from the illustration above.
1 Fan louvers (left)
2 Monitor connector
3 USB connectors 4 eSATA/USB combo connector
5 HDMI port
6 Combo audio jack
7 Media card reader slot
Chapter 1. Product Overview 7