Lenovo IdeaPad Y550 - Manual (Page 36)

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Chapter 3. Using External Devices
Your computer has many built-in features and connection capabilities.
Attention:
Do not connect or disconnect any external device cables other than USB while
the computer power is on; otherwise, you might damage your computer. To
avoid possible damage to attached devices, wait at least five seconds after the
computer is shut down to disconnect external devices.
Connecting a Universal Serial Bus (USB) device - - - - - -
Your computer comes with USB ports compatible with USB devices such as
a keyboard, mouse, camera, hard disk drive, printer and scanner.
Y550 UG V1.0_en.book Page 28 Wednesday, December 10, 2008 4:51 PM