Heat Sink And Fan Assembly - Lenovo ThinkStation P410 Hardware Maintenance Manual

What to do next:
• To work with another piece of hardware, go to the appropriate section.
• To complete the installation or replacement, go to "Completing the parts replacement" on page 174.

Heat sink and fan assembly

Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter
1 "Read this first: Important safety information" on page 1.
CAUTION:
The heat sink and fan assembly might be very hot. Before you open the computer cover, turn off the
computer and wait several minutes until the computer is cool.
To replace the heat sink and fan assembly, do the following:
1. Prepare your computer. See "Preparing your computer and removing the computer cover" on page 95.
2. Lay the computer on its side for easier access to the system board.
3. Locate the heat sink and fan assembly. See "Parts on the system board" on page 34.
4. Disconnect the heat sink and fan assembly cable from the microprocessor fan connector on the system
board. See "Parts on the system board" on page 34.
5. Follow the following sequence to remove the four screws that secure the heat sink and fan assembly
to the system board:
a. Partially remove screw
b. Partially remove screw
Note: Carefully remove the four screws to avoid any possible damage to the system board. The four
screws cannot be removed from the heat sink and fan assembly.
Figure 57. Removing the heat sink and fan assembly
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ThinkStation P410 Hardware Maintenance Manual
1 , then fully remove screw
3 , then fully remove screw
2 , and then fully remove screw
4 , and then fully remove screw
1 .
3 .