Replacing the Battery PackIf you often rely on battery power for a long period of time while traveling,you may consider the purchase of an additional battery pack from yourdealer and keep it with you in a fully charged state as a backup.To replace the battery pack, follow these steps:1. Make sure that the Tablet PC is not turned on or connected to AC power.(If your model comes with the backup battery option, you can keep thepower on when replacing the battery pack. The backup battery cansustain power for up to 3 minutes, which should be long enough for youto replace the battery pack.)2. Lift the latch handle of the battery cover and turn it counterclockwise tothe unlock position. Then, detach the cover from the Tablet PC.Unlockposition