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2 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.
3 Ethernet connector
Connect your computer to a 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.
Two indicators, to the lower right and left of the connector, show the status of the network connection. When
your computer connects to a LAN and a session with the network is available, the lower left indicator is
steady green. While data is being transmitted, the lower right indicator blinks yellow.
4 USB 3.0 connectors
The Universal Serial Bus (USB) 3.0 connectors are used for connecting devices compatible with a USB
interface, such as a USB printer or a digital camera.
Note: When you attach a USB cable to the connector, make sure that the USB mark is facing upward.
Otherwise the connector might be damaged.
5 Media card reader slot
Depending on the model, your computer might have a media card reader slot. For more information about
the supported cards, see “Using a ash media card” on page 38.
Bottom view
Figure4. ThinkPad L330 bottom view
Note: Your computer bottom view might look slightly different from the illustration above.
Chapter 1. Product overview 5