NETGEAR ReadyNAS 2120 Hardware Manual page 86

5. Secure the drive in the tray using the screws.
Make sure that the hard disk connectors face the interior of the disk tray when you assemble the disk.
6. Slide the disk tray back into the drive bay of the system.
7. Press the disk tray handle until it latches closed.
ReadyNAS OS 6
Disks
86