Lenovo ThinkSystem ST550, Setup Manual

Page: 71 / 136

2. Install the square retainer.
Figure 33. Installing a processor retainer
a. Position the processor on the new retainer so that the triangular marks align; then, insert the
unmarked end of the processor into the retainer.
b. Holding the inserted end of the processor in place, flex the opposite end of the retainer down and
away from the processor until you can press the processor under the clip on the retainer.
To prevent the processor from falling out of the retainer after it is inserted, keep the processor-
contact side up and hold the processor-retainer assembly by the sides of the retainer.
c. If there is any old thermal grease on the processor, gently clean the top of the processor using an
alcohol cleaning pad.
To install a PHM, complete the following steps:
Watch the procedure . A video of the installation process is available:
• Youtube:
https://www.youtube.com/playlist?list=PLYV5R7hVcs-Acsjj4tU79GzKnWG316BYn
• Youku:
http://list.youku.com/albumlist/show/id_50483452
Step 1. Remove the processor socket cover, if one is installed on the processor socket, by placing your
fingers in the half-circles at each end of the cover and lifting it from the system board.
Chapter 3
.
Server hardware setup
67