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10. Align the tabs of the new riser card assembly 1 with the holes in the rear of the server. Then, press the
new riser card assembly 1 straight down until it is securely seated in the slot.
Note: If there is any PCI Express card (such as an Ethernet card) installed on the riser card assembly
1, install the PCI Express card to the new riser card assembly 1 rst. See “Installing the Ethernet
card” on page 81
.
2
1
MGMT
Figure114. Installing the riser card assembly 1
11. Reinstall any parts or reconnect any cables that you have removed.
12. If you are instructed to return the old riser card assembly, 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 replacement, go to “Completing the parts replacement” on page 154
.
Replacing the system board battery
Attention: Do not open your server or attempt any repair before reading and understanding “Safety information”
on page iii
and “Guidelines” on page 67.
This topic provides instructions on how to replace the system board battery.
Your server has a special type of memory that maintains the date, time, and conguration information for
built-in features. The system board battery keeps the information active when you turn off the server. The
144 ThinkServer RD540 User Guide and Hardware Maintenance Manual