Lenovo x3550 M4 Installation And Service Manual page 318

marked on Tool B are "L" for smaller low core microprocessors, and "H" for larger
high core microprocessors. Installation Tool B supports the following families of
microprocessors: E5-26xx, E5-46xx, E5-26xx v2, E5-46xx v2.
Microprocessor Installation Tools A and B are shown in the following illustration.
Figure 213. Microprocessor installation tools
To remove a microprocessor and heat sink, complete the following steps:
Procedure
300
System x3550 M4 Type 7914: Installation and Service Guide
Cover
Microprocessor Installation Tool A
1. Read the safety information that begins on "Safety" on page vii and
"Installation guidelines" on page 33.
2. Turn off the server and peripheral devices and disconnect all power cords.
3. Remove the cover (see "Removing the cover" on page 36).
4. Remove the air baffle (see "Removing the air baffle" on page 37).
5. Locate the microprocessor to be removed (see "System-board internal
connectors" on page 28).
6. Remove the heat sink.
Attention: Do not touch the thermal material on the bottom of the heat sink.
Touching the thermal material will contaminate it. If the thermal material on
the microprocessor or heat sink becomes contaminated, you must wipe off the
contaminated thermal material on the microprocessor or heat sink with the
alcohol wipes and reapply clean thermal grease to the heat sink.
a. Open the heat sink retention module release lever to the fully open
position.
b. Lift the heat sink out of the server. After removal, place the heat sink (with
the thermal grease side up) on a clean, flat surface.
Installation tool
Microprocessor
Microprocessor Installation Tool B
Installation tool
Microprocessor