Checking the Battery LevelBy Operating SystemYou can check the approximate battery level using the battery meterfunction of the operating system. To read the battery level in Windows, clickthe battery icon on the taskbar.By Gas GaugeOn the exterior side of the battery pack is a gas gauge for displaying theestimated battery charge. When the battery pack is not installed in theTablet PC and you want to know the battery charge, you can press theswitch with a pointed device to see the corresponding value of indicatorsegment that light green.The value of the corresponding green segment indicates the relativepercentage of the battery charge. The battery pack is fully discharged whenyou see no segment glowing green.Switch