Lenovo IdeaPad Y550 User Manual page 37

Y550 UG V1.0_en.book Page 29 Wednesday, December 10, 2008 4:51 PM
Chapter 3. Using External Devices
Attention:
When using a high power consumption USB device such as USB ODD, use
external device power adapter. Otherwise, the device may not be
recognized, or system shut down may result.
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