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Note: The heat sink and processor could be very hot. To avoid burning yourself, wait for a few
minutes after turning off the server before you remove the server cover.
Step 2.
Locate the CMOS battery on the system board. See
Step 3.
Gently press on the nub on the side of the CMOS battery as illustrated; then, pivot the battery away
from the seat to remove it.
Attention: Avoid excessive force on the CMOS battery, as it might damage the socket on the
system board and result in system board replacement.
Figure 30. Removing the CMOS battery (CR2032)
After you finish
1. Install a new CMOS battery. See
Note: Make sure to install the CMOS battery before powering on the server. Otherwise, it might cause
system abnormality.
2. Dispose the CMOS battery as required by local ordinances or regulations.
Install the CMOS battery (CR2032)
Consider the following when replacing the CMOS battery in the server:
• When replacing the CMOS battery, you must replace it with another CMOS battery of the same type from
the same manufacturer.
• After replacing the CMOS battery, make sure to reconfigure the server and reset system date and time.
• To avoid possible danger, make sure to read and follow the safety statements.
• Lenovo has designed this product with your safety in mind. The CMOS battery must be handled correctly
to avoid possible danger. If you install the CMOS battery, do adhere to the following instructions.
Note: In the U. S., call 1-800-IBM-4333 for information about battery disposal.
• If you replace the original CMOS battery with a heavy-metal battery or a battery with heavy-metal
components, be aware of the following environmental consideration. Batteries and accumulators that
contain heavy metals must not be disposed of along with normal domestic waste. They should be taken
back free of charge by for recycle or proper disposal by the manufacturer, distributor, or representatives.
"Install the CMOS battery (CR2032)" on page
"System board components" on page
47.
.
Chapter 3
Hardware replacement procedures
18.
47
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