Appendix D. Customer replaceable units (CRUs)
97
Your computer contains the following types of internal CRUs:
•
Internal CRUs (located behind an access panel):
These CRUs are
isolated parts within the computer that are concealed by an access panel
that is typically secured by either one or two screws. Once the access
panel is removed, only the specific CRU is visible. Examples of these
types of CRUs include memory modules and hard disk drives.
•
Internal CRUs (located within the product):
These CRUs are accessible
only by opening the computer’s outer case. Examples of these CRUs
include PCI Express Mini Cards and the integrated keyboard.
Summary of Contents for IdeaPad U455
Page 1: ...U455 User Guide V1 0 cover_1 4 Lenovo IdeaPad U455 User Guide V1 0 ...
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Page 20: ...6 Chapter 1 Getting to know your computer Bottom view b f a e d c ...
Page 39: ...Chapter 2 Learning the basics 25 Special keys and buttons a b c d ...
Page 126: ...112 Appendix E Notices Lenovo Product Service Information Japanese VCCI Class B Statement ...
Page 140: ......
Page 142: ...New World New Thinking TM www lenovo com Lenovo China 2009 P N 147003082 Printed in China ...