Battery Warnings

If the battery charge is low (about 10%) you have ~ 5–10 minutes of battery life left.

You should:•Save your work and,

•Connect the power cord to the computer or turn off the computer and install a fully charged battery.

You can adjust the battery alarm features by using the operating systems power management program (Start > Control Panel > Power Options in Windows).

If you cannot run your computer from the battery and the battery will not charge when you attach the power cord, the problem may be that:

•The battery temperature is below 0°C or over 45°C. If you think the battery temperature is too hot or too cold, turn off the computer, remove the battery, and let the battery reach room temperature. Then try charging the battery again.

•The battery is defective. Replace the battery with a new battery.

Battery Calibration

Calibrating your battery once a month is one of the recommended methods of increasing your computer’s battery life. To calibrate the battery complete the following steps:

Calibration Notes:

You should start the battery calibration process with a fully charged battery, battery status LED is green. The power meter may not show 100%.

Before you commence the battery calibration process you should fully charge, then fully discharge and finally fully recharge the battery again.

1.Disconnect the AC power adapter after turning off the system.2.Restart your computer and press <F2> to enter BIOS setup.3.Using the arrow keys, highlight Smart Battery Calibration in the Power menu.

4.Press <Enter> to start calibration process. The calibration usually takes 2 to 3 hours depending on the current battery charge.

5.When the calibration process is complete, recharge the battery fully.

50 Users Manual