Lenovo ThinkStation PX Manual page 19

4. While looking at the right side of the system (under the motherboard), press
the release tabs to remove the blank bezel for the front access bays 2
and/or 3 depending on how many M.2 storage enclosures to add.
5. Remove HDD fans for the front access bay 2 and/or 3 depending on how
many M.2 storage enclosures to add.
Front Access Bay 2 – HDD Fan
Front Access Bay 3 – HDD Fan
Blank bezel for Front
Access Bay 2
Blank bezel for Front
Access Bay 3
Squeeze sides of fan and lift out
Squeeze sides of fan and lift out
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