Lenovo ThinkCentre M90a Gen 5 User Manual page 36

• "Computer stand" on page 24.
• "Rear I/O cover" on page 29.
• "System board shield" on page 30.
• "Primary hard disk drive" on page 31.
Removal steps
Note: Some computer models might not be shipped with an optical drive. In this case, remove the dummy
optical drive bezel first if you want to install a new optical drive.
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M90a Gen 5 User Guide