NOTE: You, the customer, are solely responsible for data security. WinBook strongly recommends that you perform a backup of all personal data contained on your system prior to performing this procedure. Warning: WinBook will NOT be held responsible for any data loss incurred during this process.

1. Completely charge the battery.
2. If the computer is running, shut it off normally.
3. Turn on the unit and begin to tap the Del key repeatedly. This will take you into the system BIOS.
4. Use your right arrow key to navigate over to "Exit"
5. Use your down arrow key to highlight "Battery Calibration"
6. Remove the AC power from the system.
7. Press Enter and a window will appear with "Battery Calibration?" in it. Make sure "OK" is highlighted and press Enter.
8. A green progress bar will appear in the middle of the screen to indicate how much charge is left on the battery.
9. When the calibration is complete, the unit will shut off. Plug in the AC adapter and fully recharge the battery. The battery will recharge more quickly if the unit is left off.

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Disclaimer: This information is being provided to you as a service from the Technical Support Department of WinBook Computers. It is intended to assist you in the resolution of your technical problems or questions. If you feel uncomfortable implementing any of the information or suggestions contained herein then you should e-mail the WinBook Technical Support Department. WinBook will not be held responsible for any loss of information, data or programming as a result of the use of this TechNote.