Troubleshooting 8-3Solving Common ProblemsBattery ProblemsThe battery does not charge (Battery Charge indicator does not lightamber). Make sure that the AC adapter is properly connected. Make sure that the battery is not too hot or cold. Allow time for thebattery pack to return to room temperature. If the battery doesn't charge after it has been stored in very lowtemperatures, try disconnecting and reconnecting the AC adapter tosolve the problem. Make sure that the battery pack is installed correctly. Make sure that the battery terminals are clean.The operating time of a fully charged battery becomes shorter. If you often partially recharge and discharge, the battery might not becharged to its full potential. Initialize the battery to solve the problem.(Use the battery calibration tool as described in “Gauge Reset” inChapter 6.)The battery operating time indicated by the battery meter does notmatch the actual operating time. The actual operating time can be different from the estimated time,depending on how you are using the Tablet PC. If the actual operatingtime is much less than the estimated time, initialize the battery. (Use thebattery calibration tool as described in “Gauge Reset” in Chapter 6.)BT Wireless Transmission ProblemsI cannot connect to another device with BT wireless technology. Make sure that both devices have activated BT feature.