Lenovo ThinkServer RD550, User Manual And Hardware Maintenance Manual

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5. Locate the RAID upgrade key connector on the system board and then insert the RAID 110i key into the
RAID upgrade key connector on the system board.
Figure 44. Installing the RAID 110i key
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 RAID 110i key
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.
Notes:
• If you remove the RAID 110i key, the onboard SATA software RAID function will be unavailable.
• Use any documentation that comes with the RAID 110i key and follow those instructions in addition to
the instructions in this topic.
To remove the RAID 110i key, 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
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Replacing hardware
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