
Chapter 7. Replacing devices
This chapter provides CRU instructions for the computer.
•“Replacing the battery” on page 31
•“Replacing the backup battery” on page 32
•“Replacing the hard disk drive” on page 35
•“Replacing the keyboard” on page 38
•“Replacing the mSATA solid state drive” on page 45
•“Replacing a memory module” on page 42
•“Replacing the PCI Express Mini Card for wireless LAN/WiMAX connection” on page 47
•“Replacing the optical drive” on page 50
Static electricity prevention
Static electricity, although harmless to you, can seriously damage computer components and options. Improper handling of
When you handle options or CRUs, or perform any work inside the computer, take the following precautions to avoid
•Limit your movement. Movement can cause static electricity to build up around you.
•Always handle components carefully. Handle adapters, memory modules, and other circuit boards by the edges. Never touch exposed circuitry.
•Prevent others from touching components.
•When you install a
•When possible, remove the
•Do not place the part on the computer cover or other metal surface.
Replacing the battery
Before you start, print these instructions.
Note: This system does not support batteries that are not genuine
will continue to boot, but may not charge unauthorized batteries. Attention: Lenovo has no responsibility for the performance or safety of unauthorized batteries, and provides no warranties for failures or damage arising out of their use.
To replace the battery with a new one, read the following prerequisites.
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