Dell OptiPlex E1 Reference And Installation Manual page 110

7-2 Dell OptiPlex E1 Managed PC Reference and Installation Guide
Empty drive bays contain a front-panel insert to protect the inside of the computer
from dust particles and ensure proper airflow within the computer. Before you install a
drive in an empty drive bay, you must first remove the front-panel insert.
To remove the insert covering the 5.25-inch bay , follow these steps:
computer cover (upside down)
posts
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To replace the front-panel insert for the 5.25-inch bay , work from inside the cover.
Position the insert behind the bay opening, insert the two ring-tabs (see Figure 7-2)
over the posts on the inside of the opening, and firmly press both ends of the insert
into place.
To remove the insert covering the 3.5-inch bay , follow these steps:
ring-tabs (2)