Lenovo 90NC007PUS, User Manual

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5. Audio connectors
Send audio signals from the computer to external devices,
such as powered stereo speakers, headphones, or
multimedia keyboards. To connect a stereo system or other
external recording device, connect a cable between the
audio line-in connector of the device and the audio line-out
connector of the computer.
Note: If your computer has both an audio line-out
connector and a headset or headphone connector, always
use the headset or headphone connector for earphones,
headphones, or a headset. The headphone connector does
not support headset microphones.
Receive audio signals from an external audio device, such
as a stereo system. To connect an external audio device,
connect a cable between the audio line-out connector of
the device and the audio line-in connector of the computer.
6. PCI-Express card area
Install PCI-Express cards into this area to improve the
operating performance of the computer. Depending on the
computer model, the connectors in this area vary.
7. Security-lock slot
Lock your computer to a desk, table, or other fixtures using
a Kensington-style cable lock.
8. Power cord connector
Connect the power cord to your computer for power
supply.
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