Epson Epson - Manual (Page 144)

5. Replace the bracket as shown below and secure it to the
back panel with the four screws you removed earlier.
6. If there is a drive installed in the rear internal bracket, follow
steps 6 through 8 under “Installing a Drive in the Rear
Internal Bracket” to reconnect the drive and power cables
to the drive.
7. If you have finished installing or removing drives, replace
the computer’s cover, as described under “Replacing the
Cover” in Chapter 4. Then see “Using the Fixed Disk Setup
0ption” in Chapter 2 for instructions on defining your new
drive configuration.
Installing and Removing Tower Drives 6-23