Lenovo 7D31, Maintenance Manual

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• Dispose the component with compliance to local regulations.
Install the CMOS battery (CR2032)
Follow instructions in this section to install the CMOS battery.
About this task
• When replacing the CMOS battery, you must replace it with another CMOS battery of the same type from
the same manufacturer.
• After you replace the CMOS battery, you must reconfigure the server and reset the system date and time.
• To avoid possible danger, read and follow the following safety statement.
S002
CAUTION:
The power-control button on the device and the power switch on the power supply do not turn off the
electrical current supplied to the device. The device also might have more than one power cord. To
remove all electrical current from the device, ensure that all power cords are disconnected from the
power source.
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.
S005
CAUTION:
Chapter 4
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Hardware replacement procedures
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