1. Reconnect the cable of the RAID flash power module if you have disconnected it. See Chapter 6
“Internal cable routing” on page 153
.
2. Complete the parts replacement. See
“Complete the parts replacement” on page 151.
CMOS battery (CR2032) replacement
Follow instructions in this section to remove and install the CMOS battery.
•
“Remove the CMOS battery” on page 55
• “Install the CMOS battery” on page 57
Remove the CMOS battery
Follow instructions in this section to remove the CMOS battery.
About this task
The following tips describe information that you must consider when removing the CMOS battery.
• Lenovo has designed this product with your safety in mind. The lithium CMOS battery must be handled
correctly to avoid possible danger. If you replace the CMOS battery, you must adhere to local ordinances
or regulations for battery disposal.
• If you replace the original lithium 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 with normal domestic waste. They will be taken back free
of charge by the manufacturer, distributor, or representative, to be recycled or disposed of in a proper
manner.
• To order replacement batteries, call your support center or business partner. For Lenovo support
telephone numbers, see
https://datacentersupport.lenovo.com/supportphonelist for your region support
details.
Note: After you replace the CMOS battery, you must reconfigure the server and reset the system date and
time.
S004
CAUTION:
When replacing the lithium battery, use only Lenovo specified part number or an equivalent type
battery recommended by the manufacturer. If your system has a module containing a lithium battery,
replace it only with the same module type made by the same manufacturer. The battery contains
lithium and can explode if not properly used, handled, or disposed of.
Do not:
• Throw or immerse into water
• Heat to more than 100°C (212°F)
• Repair or disassemble
Dispose of the battery as required by local ordinances or regulations.
Chapter 5. Hardware replacement procedures 55
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