Lenovo ThinkStation P900 (English) User Guide - ThinkStation P900 (type 30A4 a - Page 133

Replacing the heat sink and fan assemblies, out of the memory slot.

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• If you are replacing a memory module, open the retaining clips and gently pull the memory module out of the memory slot. Figure 61. Removing the memory module 7. To install a new memory module, position the new memory module over the memory slot. Ensure that the notch 1 on the memory module aligns correctly with the slot key 2 on the system board. Push the memory module straight down into the slot until the retaining clips close. Note: Do not touch the circuit board of the memory module. Figure 62. Installing the memory module 8. Reinstall the direct cooling air baffle. See "Removing and reinstalling the direct cooling air baffle" on page 94. 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 125. Replacing the heat sink and fan assemblies Attention: Do not open your computer or attempt any repair before reading and understanding the "Read this first: Important safety information" on page v. Chapter 9. Installing or replacing hardware 121

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• If you are replacing a memory module, open the retaining clips and gently pull the memory module
out of the memory slot.
Figure 61. Removing the memory module
7. To install a new memory module, position the new memory module over the memory slot. Ensure that
the notch
1
on the memory module aligns correctly with the slot key
2
on the system board. Push the
memory module straight down into the slot until the retaining clips close.
Note:
Do not touch the circuit board of the memory module.
Figure 62. Installing the memory module
8. Reinstall the direct cooling air baffle. See “Removing and reinstalling the direct cooling air baffle”
on page 94.
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 125.
Replacing the heat sink and fan assemblies
Attention:
Do not open your computer or attempt any repair before reading and understanding the “Read
this first: Important safety information” on page v.
Chapter 9
.
Installing or replacing hardware
121