Lenovo 1048, 1046, 1047 Removing or installing the microprocessor, Removing the microprocessor

3.Notice the orientation of the heat sink air flow and the V-shaped cooling pipe. The V-shaped cooling pipe should always face the power supply assembly. Then, align the retaining screws on the heat sink with the corresponding holes in the system board. Install the four screws following the numerical sequence as shown below ( 1 to 4 ) to secure the heat sink on the system board.

Figure 58. Installing the heat sink

1

5

6

-4 Screws Air flow

The front of the chassis

What to do next:

•To work with another piece of hardware, go to the appropriate section.

•To complete the installation, go to “Completing the parts replacement” on page 71.

Removing or installing the microprocessor

This section provides instructions on how to remove or install the microprocessor.

Removing the microprocessor

Attention: Do not open your server or attempt any repair before reading and understanding the “Safety information” on page iii and “Guidelines” on page 19.

This section provides instructions on how to remove the microprocessor.

Chapter 5. Installing, removing, or replacing hardware 67