Replacing The Microprocessor - Lenovo ThinkServer TS430 Hardware Maintenance Manual

10. Install the four screws to secure the new heat sink and fan assembly on the system board. It is
recommended that you carefully install the four screws using the following method to avoid any possible
damage to the system board.
a. Partially tighten screw
it. Do not over-tighten the screws.
b. Partially tighten screw
it. Do not over-tighten the screws.
Figure 99. Installing the screws to secure the heat sink and fan assembly
11. Connect the heat sink and fan assembly cable to the microprocessor fan connector on the system
board. See "System board components" on page 45.
Note: If the heat sink and fan assembly cable is too long, loosely knot the cable for proper cable routing.
12. If you are instructed to return the old heat sink and fan assembly, follow all packaging instructions and
use any packaging materials that are supplied to you for shipping.
What to do next:
• To work with another piece of hardware, go to the appropriate section.
• To complete the replacement, go to "Completing the parts replacement" on page 177.

Replacing 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 85.
This topic provides instructions on how to replace the microprocessor.
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ThinkServer TS430 Hardware Maintenance Manual
1
, then firmly tighten screw
2 , then firmly tighten screw
3
, and then return to screw
4 , and then return to screw
1
and firmly tighten
2 and firmly tighten