Tyan Computer Barebone System B4881V50S4H - Manual (Page 36)

2.4 Rack mounting
28 Chapter 2: Setting up
7. Lift the server up to the level of the rack and slide it
between the rails mounted in the rack.
8. Bolt the ears to the rack using M5L15-H3 screws to
secure the server in place.
Note:
When the rails are extended, they will
lock. To shorten the rails again, you will
need to operate the release mechanism in
each rail.
Screws Required Location
2 hex head #6-32-L6 Chassis cover
8 flat head M5L8 Rackmount ears
8 flat head M4L6-H2.5 Sliding rail / chassis