StarTech.com Wall Mount Network Cabinet Enclosure (12 RU, 19") - Manual (Page 10)

Instruction manual
6
figure 3
3. Lift the side panel free from the enclosure. ( figure 3 )
4. Repeat steps 1 to 3 to remove the other side panel.
To put the side panels back on the enclosure, place one of the side panels in the
groove at the bottom of the enclosure. Pull the two tabs on the side panel towards the
center of the panel, push the top part of the side panel into the enclosure, and release
the tabs. Use one of the provided side panel keys to lock the side panel.