Acer Altos R5250 - Manual (Page 72)

3 System upgrade 54
To install the SAS RAID daughter board:
Altos R5250 system supports SAS RAID through installation of a SAS
RAID daughter board. With the addition of a RAID activation key to
the SAS RAID daughter board is enabled.
1 Perform the pre-installation instructions described on page 28.
2 Locate the SAS daughter board slot. Perform the instructions
described in “To remove the air duct” section on page 33.
3 Remove the SAS daughter board from its protective packaging,
handling it by the edges.
4 Connect one end of the SGPIO (Serial General Purpose Input/
Output) cable to the backplane SGPIO connector and the other
end to the SGPIO connector on the SAS RAID daughter board (A).
5 Align then insert the gold-lined edge of the board into the SAS
daughter board slot (B). Make sure the board properly seated.
6 Secure the SAS daughter board to the mainboard with the screw
provided (C).
7 Connect the necessary SAS data cables as required (D).
8 Align then insert the RAID activation key into the connector on the
SAS daughter board (E).
9 Observe the post-installation instructions described on page 28.