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Appendix B: Rack installation
92
Screw types for rack installation
The following screws are used in the assembly of the Acer Altos R310
and other rack-mountable components.
Installing cage nuts
Cage nuts are use to secure systems and other components to the
vertical rails in the rack.
To install cage nuts:
1 Insert the lower lip of the cage nut over the bottom of the
opening at the back of a rail.
Screw type Figure Usage
1 #8-32 x 0.25 inch Securing the inner mounting
rails to the server tray
2 Hex head
#6-32 0.25 inch
Attaching the side handles to
the server
3 M4 x L8
M4 nut
Securing the mounting
brackets to the inner sliding
piece
4 M6 x L10
Cage nut
Securing the cable carrier
and the mounting rails to the
rack
Supports the M6 metal
screws for securing server
components to the rack
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