Figure 38. CMOS battery removal
If you are instructed to return the defective component, please package the part to prevent any shipping
damage. Reuse the packaging the new part arrived in and follow all packaging instructions.
Install the CMOS battery (CR2032)
Use this information to install the CMOS battery (CR2032).
To avoid possible danger, read and follow the following safety information.
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.
Before you install the CMOS battery, complete the following steps:
1. Read the following sections to ensure that you work safely.
Chapter 3. Hardware replacement procedures 55
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