Lenovo ThinkServer RD550, User Manual And Hardware Maintenance Manual

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8. Position the SD module on the system board. Ensure that the plastic pins on the system board pass
through the corresponding holes in the SD module. Then, press the SD module downward so that
it is secured by the latch
1 .
Figure 50. Installing the SD module
What to do next:
• To work with another piece of hardware, go to the appropriate section.
• To complete the installation, go to “Completing the parts replacement” on page 152.
Removing the SD module
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: Use any documentation that comes with the SD module and follow those instructions in addition to
the instructions in this topic.
To remove the SD module, 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.
4. Remove the riser card assembly 2. See “Replacing the riser card assembly” on page 143.
5. Locate the SD module. See “Server components” on page 25.
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ThinkServer RD550 User Guide and Hardware Maintenance Manual