Adjust a retainer on the M.2 backplane

Use this information to adjust a retainer on the M.2 backplane. The procedure must be executed by a trained technician.

Procedure

1. Press both sides of the retainer.
2. Move the retainer toward the connector until it is in the large opening of the keyhole.
3. Take the retainer out of the keyhole; then, insert the retainer into the correct keyhole.
4. Press both sides of the retainer.
5. Slide the retainer back until the retainer locking nubs are in the holes.
   Figure 1. M.2 backplane retainer adjustment