System Management 73Using the bridge batteryYour computer has a bridge battery, which supplies power for a short timeeven when there is no battery installed. Thus you can exchange a battery instandby mode, without turning the computer completely off. When you areexchanging the battery in standby mode, exchange in 3 minutes.Monitoring the Battery ChargeTo monitor using a shortcut keyPress + > keys to view the remaining battery charge. (p10)To monitor on the batteryRemove the battery from the computer, and press the PUSH button on the battery toview the approximate remaining battery charge (%).Using the batteryThe battery has an expendable supply, so when you use it for a long time, thecapacity/battery life is shortened. If the battery life is reduced to under half ofthe initial time, we recommend that you purchase a new battery to use.Battery WarningYou will hear an alarm when the remaining battery charge is under 10%.Connect the power cable or turn off the computer and install a fully chargedbattery.When the remaining battery charge is under 3%, the computer automaticallysaves current work and turns off. This may be different according to thesettings in Control Panel > Performance and Maintenance > PowerOptions > Alarms tab.