– T15 Torx wrench (provided with the microprocessor option)

v To order additional microprocessor options, contact your IBM marketing representative or authorized reseller.

vPopulate the microprocessor sockets in numeric order. Install the first microprocessor in microprocessor socket 1, the second microprocessor in microprocessor socket 2, and so on.

vThe following illustrations show the locations of the microprocessor connectors on the processor board.

Front side

Microprocessor 3 baffle

Microprocessor 3 power module socket

Microprocessor 3 power module cable connector

Microprocessor 1 power module

Microprocessor 1

power module cable connector

Microprocessor 1

Reverse side

Microprocessor 4 socket

Microprocessor 4 power module socket

Microprocessor 4 power module cable connector

Microprocessor 2 power module socket

Microprocessor 2 power module cable connector

Microprocessor 2 socket

Important: To ensure proper server operation after you install replacement or additional microprocessors, install only microprocessors that have the same cache size and type and the same clock speed. For a list of microprocessors supported by your server, go to the ServerProven list at http://www.ibm.com/pc/us/compat/ on the World Wide Web.

Chapter 4. Installing options 101

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IBM 8688 manual Microprocessor 2 socket Installing options