IMPORTANT: The amount of time the battery will hold a charge is dependent on several factors, such as what brightness level the screen is set, how many external devices are connected, whether or not the optical drive or wireless device is being used, how many programs are running and how much demand those programs place on the system resources.
NOTE: The Battery Care Function utility is not available in all computers, and the Battery Care Function utility screens may have slight differences, depending on the computer model.
1. Click the Start button, click All Programs, and then click VAIO Control Center.
2. In the VAIO Control Center window, click Power Management.
3. Under Power Management, click Battery.
4. In the Battery screen, the charging performance of the battery will be displayed.
NOTE: On some versions of the Battery Care Function utility it may be necessary to click the Advanced button in order to display the charging performance.