IBM System x3650 M3 4255 Installation And User Manual page 138

To remove the SAS controller from a SAS riser-card, complete the following steps:
1. Read the safety information that begins on page vii and "Installation guidelines"
2. Turn off the server and peripheral devices and disconnect all power cords and
3. Remove the cover (see "Removing the cover" on page 45).
4. Locate the SAS riser-card and controller assembly near the left-front corner of
5. Disconnect the SAS signal cables from the connectors on the SAS controller
6. Remove the SAS controller assembly, which includes the SAS riser-card, from
7. Pull the SAS controller horizontally out of the connector on the SAS riser-card.
8. If you are replacing the SAS controller with another supported SAS controller,
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System x3650 M3 Types 4255, 7945, and 7949: Installation and User's Guide
on page 37.
external cables (see "Turning off the server" on page 22).
the server.
and note their locations.
the server (see "Removing the SAS riser-card and controller assembly" on page
117).
16-drive-capable server model:
Tape-enabled server model:
Note: If you have installed the optional ServeRAID adapter advanced feature
key, grasp the feature key and lift to remove it from connector on the
ServeRAID adapter and keep it in future use.
continue with "Installing a ServeRAID SAS controller on the SAS riser-card" on
page 123.