Lenovo ThinkServer RD550 - Manual (Page 153)

5. Remove the old coin-cell battery.
Figure 119. Removing the coin-cell battery
6. Install a new coin-cell battery.
Figure 120. Installing the coin-cell battery
7. If you have lifted up the riser card assembly, reinstall it into the chassis. See “Replacing the riser
card assembly” on page 135.
8. Dispose of the old coin-cell battery as required by local ordinances or regulations.
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 144.
Note: After you replace the system board battery, you must reset passwords, reset system date and time,
and reconfigure the server. See Chapter 5 “Configuring the server” on page 49.
For service technician only: replacing the system board
Attention: This procedure must be performed only by trained service personnel of Lenovo. Do not open your server or
attempt any repair before reading and understanding “Safety information” on page iii and “Guidelines” on page 61.
CAUTION:
Hazardous moving parts. Keep fingers and other body parts away.
Chapter 6 . Replacing hardware 139