IBM 8688 manual Microprocessor and power module

Microprocessor and power module

Before you begin:

vRead “Installation guidelines” on page 77.

vRead the safety notices at “Safety notices (multilingual translations)” on page 201.

vRead “Handling static-sensitive devices” on page 200.

Complete the following steps to remove a microprocessor:

1.Turn off the server and peripheral devices, and disconnect the power cords and all external cables; then, open the cover.

2.Pull open the memory-board retaining latches, and remove the memory-board assembly. See “Memory board” on page 115 for details.

3.Remove the shipping thumbscrews from the right side of the server, and lift the retention bracket from the server.

4.Remove the processor-board assembly from the server, and place it on a static-free, clean work surface. See “Processor-board assembly” on page 119 for details.

5.Remove the microprocessor and power module:

Attention: Failure to complete the instructions in the prescribed order might cause damage to the microprocessor pins and cause the microprocessor to fail.

a.Using the T-handled Torx wrench provided with the microprocessor FRU, completely loosen the power-module screws.

b.Slide the power module from the microprocessor, and remove the power module.

c.Completely loosen the heat-sink screws.

d.Use the hex wrench provided with the microprocessor FRU to open the socket lock, and remove the heat sink and microprocessor.

Microprocessor

Power module

6.Replace the microprocessor and power module. See “Installing and replacing a microprocessor and power module” on page 100 for instructions.

7.Carefully install the processor-board assembly. See “Processor-board assembly” on page 119 for instructions.

8.Reinstall the retention bracket, and replace the two shipping thumbscrews.

Chapter 5. Field replaceable units 121