Connecting A Headphone And Audio Device - Lenovo IDEAPAD U330 User Manual

Chapter 3. Using external devices
Note:
Before using the HDMI connector, you must shift the display mode to that of
the discrete graphics card, otherwise the connector can not be used properly.

Connecting a headphone and audio device

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Your computer comes with one headphone jack (S/PDIF) used for
connecting headphones, speakers, and audio devices that are compatible
with the S/PDIF interface.
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