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      IdeaPad U460 models may shutdown unexpectedly

      SYMPOM:

      The system shuts down unexpectedly during normal usage.

      This tip is for the following regions: North America, South America, Central America, Western Europe, ASEAN adn RUCIS

      AFFECTED CONFIGURATIONS:

      All U460 models configured with discrete graphics that were manufactured between 1st June 2010 and 15th August 2010.

      (U460S is not affected)

      SOLUTION:

      Root cause:

      There is a defect that affects a small percentage of the heat-sinks used on the U460 that causes the graphics processor to overheat, causing the system to shutdown.

      Solution:

      Any customer who experiences repeated unexpected shut downs should call the support number listed in their user guide. This can also be found at:

      http://support.lenovo.com/en_US/detail.page?LegacyDocID=MIGR-76613

      Lenovo will arrange for the system to be sent to the depot to have it reworked.

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      • Alias ID: 12866115959946
      • Document ID: HT071435
      • Last Updated :26 Mar 2014
      • © 2016 Lenovo