32 Sun Fire X4170, X4270, and X4275 Servers Installation Guide • December 2009
Installing a CPU
The server is shipped with at least one preinstalled CPU. The server can support a
maximum of two CPUs. If you ordered a second CPU as an option for the server, the
kit contains a CPU chip and a heatsink with thermal grease pre-applied.
▼ Install the CPU
Caution – CPU options should be installed only by a Sun qualified service
technician.
1. Attach an antistatic wrist strap.
See “ESD Handling Procedure” on page 22.
2. Prepare the server to install options.
See “Preparing the Server to Install Options” on page 22.
3. Unpack the CPU kit.
The kit includes a CPU chip and a heatsink with the thermal grease pre-applied.
4. Install the CPU (
FIGURE 2-5).
a. Properly orient the CPU with the socket alignment tabs and carefully place
the CPU into the socket [1].
Ensure that the orientation is correct as damage might result if the CPU pins
are not aligned correctly.
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