2
Optical drive
Your computer has a slot for an optical drive.
3
Power jack
The ac power adapter cable connects to the computer power jack to provide power to the computer and charge the battery.
4
Security keyhole
Your computer comes with a security keyhole. You can purchase a security cable and lock to fit 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.
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| Fan louvers (left) |
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| Monitor connector |
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| USB connectors |
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| eSATA/USB combo connector |
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| HDMI port |
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| Combo audio jack |
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| Media card reader slot |
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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.
Chapter 1. Product Overview 7
