Samsung NP915S3GI User Manual Windows 8 Ver.1.5 (English) - Page 102

Using the Battery Calibration Function, Boot > Smart Battery Calibration, Enter

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Battery Chapter 4. Settings and Upgrade 101 Using the Battery Calibration Function When charging/discharging the battery repeatedly for a short time only, the battery usage time may be reduced by the difference between the actual battery charge and the remaining charge display. In this case, the actual battery charge and the remaining charge display will be the same by discharging the battery completely using the Battery Calibration function, and then recharging it again. 3 Move to the Boot > Smart Battery Calibration item using the direction keys and press . Boot Device Priority > Secure Boot OS Mode Selection Smart Battery Calibration > Off UEFI OS The screen images and terms may differ from actual product depending on the computer model and driver version. 1 Disconnect the AC power adapter after turning off the computer. 2 Turn the computer back on, and press the F2 key to enter the Setup screen. Aptio Setup Utility - Copy (C) 2012 American Megatrends, Inc. The Battery Calibration function is activated and the battery is forcefully discharged. To stop the operation, press the button. This operation requires 3~5 hours depending on the battery capacity and the remaining battery charge.

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101
Chapter 4.
Settings and Upgrade
Battery
Using the Battery Calibration Function
When charging/discharging the battery repeatedly for a short time
only, the battery usage time may be reduced by the difference
between the actual battery charge and the remaining charge
display.
In this case, the actual battery charge and the remaining charge
display will be the same by discharging the battery completely
using the Battery Calibration function, and then recharging it
again.
The screen images and terms may differ from actual product
depending on the computer model and driver version.
1
Disconnect the AC power adapter after turning off the
computer.
2
Turn the computer back on, and press the
F2
key to enter the
Setup screen.
3
Move to the
Boot > Smart Battery Calibration
item using
the direction keys and press <
Enter
>.
Aptio Setup Utility - Copy (C) 2012 American Megatrends, Inc.
Boot Device Priority >
Secure Boot
Off
OS Mode Selection
Smart Battery Calibration >
UEFI OS
The Battery Calibration function is activated and the battery
is forcefully discharged. To stop the operation, press the
<
Esc
> button.
This operation requires 3~5 hours depending on the battery
capacity and the remaining battery charge.