Installing A Microprocessor - IBM x3400 - System - 7975 User Manual

10. Connect required cables to the adapter. Route cables so that they do not block
11. Rotate the rear adapter-retention bracket to the closed (locked) position.
12. Rotate the front adapter-retention bracket to the closed (locked) position.
If you have other options to install or remove, do so now; otherwise, go to
"Completing the installation" on page 68.

Installing a microprocessor

The following notes describe the type of microprocessor that the server supports
and other information that you must consider when installing a microprocessor:
v The server comes with one microprocessor installed, but supports up to two
v Read the documentation that comes with the microprocessor to determine
v When you install a second microprocessor, you must also install the voltage
v Some models support dual-core microprocessors or quad-core microprocessors.
v To ensure that the server operates correctly, use microprocessors that have the
48
System x3400 Types 7973, 7974, 7975, and 7976: User's Guide
Note: If any adapters in the server are large or have heavy cables attached to
them, you can remove the rear adapter-retention bracket and secure all of the
adapters with expansion-slot screws (the expansion-slot screws are located on
the side of the optical drive cage).
Rear adapter
retention bracket
Adapter
Front adapter
retention bracket
the flow of air from the fans.
microprocessors.
Note: A microprocessor must be installed and removed only by a trained service
technician.
whether you have to update the basis input/output system (BIOS) code. To
download the most current level of BIOS code for your server, go to
http://www.ibm.com/support/, and click Downloads and drivers.
regulator module (VRM), which comes with the microprocessor option kit, in the
VRM connector on the system board.
Do not mix dual-core microprocessors and quad-core microprocessors in the
same system. Install all dual-core or all quad-core microprocessors in the server.
same cache and type, and the same clock speed. The microprocessor internal
and external clock frequencies must be identical. You can use the