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For access, do the following:
1. Disable the built-in battery. See "Disable Fast Startup and the built-in battery" on page 41.
2. Turn off the computer and disconnect the computer from ac power and all connected cables.
3. Close the computer display and turn the computer over.
4. Remove the base cover assembly. See "Base cover assembly" on page 46.
Removal procedure
Note: A Mylar film might cover the memory module. To access the memory module, peel off the film first. Do
not damage the mylar film and attach it in place after installation.
Note: Memory module replacement might cause memory retraining. For details, see "Detect memory
retraining (for Intel models only)" on page 36.
2242 M.2 solid-state drive and its bracket
Prerequisite
Before you start, read
Generic Safety and Compliance Notices
Attention:
• If you replace a M.2 solid-state drive, you might need to install a new operating system. For details on how
to install a new operating system, see "Install a Windows operating system and drivers" on page 38.
The M.2 solid-state drive is sensitive. Inappropriate handling might cause damage and permanent loss of
data.
When handling the M.2 solid-state drive, observe the following guidelines:
• Replace the M.2 solid-state drive only for repair. The M.2 solid-state drive is not designed for frequent
changes or replacement.
• Before replacing the M.2 solid-state drive, make a backup copy of all the data that you want to keep.
• Do not apply pressure to the M.2 solid-state drive.
and print the following instructions.
Chapter 6
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49
CRU replacement
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