Setup and Operation 2-5See the “Hardware Setup” earlier in this section for steps on connecting the AC adapter.Using the Main Battery PackThe NEC Versa comes with a rechargeable Lithium Ion (Li-Ion) battery pack. Batterypower lasts for approximately two to four hours with power management features enabled.The battery pack is easy to install and remove.Checking Battery Power LevelsThe NEC Versa system integrates two tools to help the user keep track of the main (or anoptional) battery's power level. These include the battery icon located in the tray on thetaskbar and Power Profiler utility with Windows NT.Using the status bar icons (and percentages) to determine battery status is easy. For exam-ple, if one battery pack is installed, one battery icon appears. If two batteries are installed,two battery packs appear. A blinking battery icon indicates that the battery is charging. Afast blinking battery icon occurs: when installing a new battery during unknown battery status when there is a problem with the battery.Similarly, read the percentage that appear next to the battery icon to find out exactly howmuch battery power is available. The battery percentage icon blinks under the followingconditions: when battery power is low, the number icon blinks. if battery power is extremely low, the number icon blinks rapidly. if the battery has been in storage for a long period of time.To access the PowerGauge utility in Windows for Workgroups systems, select the Power-Gauge Utility icon from the NEC Utilities program group. To access in Windows 95 orWindows NT systems, right click the PowerGauge icon located in the tray on the taskbar. Italso starts automatically at power on.What to Do When Battery Power Gets LowWhen battery power is very low, the power LED flashes amber. When battery power getslow, do either of the following: Press the Suspend button to put the system in Suspend mode, remove the batterypack, and replace it with a fully charged Li-Ion battery.