IBM System x3550 M4 Installation And Service Manual page 337

Installation tool
Microprocessor
Cover
Figure 224. Installation tool cover removal
c. Align the installation tool with the microprocessor socket. The installation
tool rests flush on the socket only if properly aligned.
Figure 225. Installation tool alignment
d. Install the microprocessor using the following instructions for your
installation tool.
v If using Installation Tool A, twist the handle on the microprocessor tool
assembly counterclockwise to the open position to insert the
microprocessor into the socket, and lift the installation tool out of the
socket.
v If using Installation Tool B, twist the handle of the installation tool
assembly counterclockwise until the microprocessor is inserted into the
socket, and lift the installation tool out of the socket. The following
illustration shows the tool handle in the open position.
Chapter 6. Removing and replacing components
319