Replacing the riser card – Lenovo ThinkServer RD650 User Manual
Page 99

Removing a memory module
Attention: Do not open your server or attempt any repair before reading and understanding “Safety information”
on page iii and “Guidelines” on page 67.
Before you begin, print all the related instructions or ensure that you can view the PDF version on another
computer for reference.
Note: Ensure that you consider and follow the memory module installation rules when performing the
operation. See “Memory module installation rules” on page 79.
To remove a memory module, do the following:
1. Remove all media from the drives and turn off all attached devices and the server. Then, disconnect all
power cords from electrical outlets and disconnect all cables that are connected to the server.
2. Prepare your server. See “Removing or extending the server from the rack cabinet” on page 69.
3. Remove the server cover. See “Removing the server cover” on page 69.
4. Remove the cooling shroud. See “Removing and reinstalling the cooling shroud” on page 72.
5. Locate the memory slots on the system board and read the memory module installation rules. See
“Memory module installation rules” on page 79.
6. Disconnect any cables that might impede your access to the memory slots.
7. Locate the memory module that you want to remove and open the retaining clips on both ends of the
memory slot. Then, grasp the memory module by its edges and carefully pull it straight up to remove it
from the memory slot.
Figure 53. Removing a memory module
8. If you are instructed to return the old memory module, 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 removal procedure, go to “Completing the parts replacement” on page 183.
Replacing the riser card
Attention: Do not open your server or attempt any repair before reading and understanding “Safety information”
on page iii and “Guidelines” on page 67.
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