Some system batteries may incorrectly indicate a higher remaining charge capacity than the actual remaining capacity. With a low battery charge, this condition may cause the system unit to power off for battery, FRU 45N1039, (Panasonic).
For example, a ThinkPad T430s and T430si with battery, FRU 45N1039, may suddenly power off, even though the fuel gauge (Power Manager Battery icon) shows 14 percent remaining capacity.
The above symptom is associated with, but not limited to, the following systems:
The system is configured with:
To identify the affected battery from Power Manager, click on Advanced View, and then click on the Battery tab as shown in the picture below:
To resolve this issue, the user should download and run the Battery Firmware Update Utility from the URL below:
NOTE: The FRU and Firmware version will be updated in Power Manager after the Firmware update is installed.
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