Acer Altos R920 Series - Manual (Page 84)

3 System upgrade 66
Installing a 5.25-inch drive
The 5.25-inch drive bay allows you to install a tape drive to provide the
system with additional storage capacity.
To install a 5.25-inch drive:
1 Perform the pre-installation instructions described on page 39.
2 Push the tabs on both sides of the carrier filler panel (A).
3 Hold the tabs in while pulling the carrier filler panel from the bay
(B).
4 Remove the screws that attach the slide rails to the filler panel.
5 Attach the slide rails to the device, then secure it with screws you
removed earlier.
6 Attach the Y-power cable to the rear of the device.