Lenovo ThinkCentre M90a Gen 3 User Manual - Page 39

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Lenovo ThinkCentre M90a Gen 3 User Manual
• Do not make the internal storage drive subject to physical shocks or vibration. Put the internal storage
drive on a soft material, such as cloth, to absorb physical shocks.
For access, remove the following parts in order:
• "Computer stand" on page 24.
• "Rear I/O cover" on page 29.
• "System board shield" on page 30.
Removal procedure
Note: A thermal pad might cover the M.2 solid-state drive. To access the M.2 solid-state drive, peel off the
thermal pad first.

Memory module

Prerequisite
Before you start, read Generic Safety and Compliance Notices, and print the following instructions.
Ensure that you follow the installation order for memory modules shown in the following illustration.
For access, remove the following parts in order, if any:
.
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Chapter 4
CRU replacement