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Left-side view
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Figure2. Lenovo B475e left-side view
1 Security keyhole
5 Ethernet connector
2 ac power connector
6 HDMI port
3 Fan louvers
7 USB 3.0 connector
4 VGA port
1 Security keyhole
Purchase a security cable lock that ts this keyhole to lock your computer to a stationary object to protect
your computer from theft. For more information, refer to “Attaching a mechanical lock” on page 29.
2 ac power connector
The ac power adapter cable connects to the computer ac power connector to provide power to the
computer and charge the battery. For more information, refer to “Using the ac power adapter and the
battery pack” on page 15.
3 Fan louvers
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.
4 VGA port
Connect your computer to external display devices.
5 Ethernet connector
Connect your computer to a local area network (LAN) with the Ethernet connector.
DANGER
To avoid the risk of electrical shock, do not connect the telephone cable to the Ethernet connector.
You can only connect an Ethernet cable to this connector.
For more information, refer to “Wired connection” on page 23.
6 HDMI port
Use the high-denition multimedia interface (HDMI) port to connect a compatible digital audio device or
video monitor such as a high-denition television (HDTV).
Chapter 1. Getting to know your computer 3