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Adjust the retainer on the M.2 adapter

Use this information to adjust the retainer on the M.2 adapter.

  • Read Installation Guidelines to ensure that you work safely.

  • Power off the server and disconnect all power cords for this task.

  • Prevent exposure to static electricity, which might lead to system halt and loss of data, by keeping static-sensitive components in their static-protective packages until installation, and handling these devices with an electrostatic-discharge wrist strap or other grounding system.


  1. Locate the correct keyhole that the retainer should be installed into to accommodate the particular size of the M.2 drive you wish to install.
  2. Adjust the M.2 retainer.
    Figure 1. M.2 retainer adjustment
    Adjust the M.2 retainer.

    1. Press both sides of the retainer.
    2. Move the retainer forward until it is in the large opening of the keyhole.
    3. Take the retainer out of the keyhole.
    4. Insert the retainer into the correct keyhole.
    5. Press both sides of the retainer.
    6. Slide the retainer backwards (toward the small opening of the keyhole) until it is seated in place.