Replacing The Riser Card - Lenovo ThinkServer RD450 User Manual And Hardware Maintenance Manual

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 42. 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 165.

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 59.
Before you begin, print all the related instructions or ensure that you can view the PDF version on another
computer for reference.
Note: The following procedure is based on the scenario that the riser card is installed on the riser card
bracket 1. The procedure is similar for riser card installed on the riser card bracket 2.
To replace the riser card, do the following:
1. Remove all external 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 61.
3. Remove the server cover. See "Removing the server cover" on page 61.
.
Chapter 6 Replacing hardware
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