Asus Pedestal/5U Rackmount Server TS500-E4 Server - Manual (Page 42)

Chapter 2: Hardware setup 2-20
5. Place a SATA or SAS hard disk to
the drive tray, and secure it with
four screws.
6. Carefully insert drive tray and
push it all the way to the depth of
the bay until just a small fraction
of the tray edge protrudes.
7. Push the tray lever until it clicks,
and secures the drive tray in
place. The drive tray is correctly
placed when its front edge aligns
with the bay edge.