Lenovo ThinkPad Edge E420s Hardware Maintenance Manual page 2

Note: Before using this information and the product it supports, be sure to read the general information
under Appendix A "Notices" on page 105.
Fourth Edition (April 2012)
© Copyright Lenovo 2012.
LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software are delivered pursuant a General Services
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No. GS-35F-05925.