Hitachi CB 520H B1 Service Manual page 230

6 Loosen a thumbscrew of the connection bracket, and then remove the
.
bracket.
7 Pull out the connection board of the connection kit L/P in the server blade
.
straight upward.
5-78
Figure 5-97 Removing the connection kit L/P
Figure 5-98 Removing the connection bracket
Replacing parts
Hitachi Compute Blade 500 Series System Service Manual