Lenovo ThinkPad 380ED ThinkPad 380 and 380D User's Guide - Page 79

Using the Fuel-Gauge Program Low-Battery Condition Attention: If you leave the computer in this condition for a long time, data in memory will be lost. When the battery pack is low in power, the battery status indicator ( ) starts blinking. Connect the AC Adapter to the computer, or replace the battery pack with a fully charged spare. If you do not take the corrective actions within about 30 seconds, the computer will enter suspend mode. When the battery pack is low in power, the computer makes three short beeps and then three long beeps if the alarm is enabled. The computer enters suspend mode within 30 to 60 seconds. O S/2 WIN WIN Using the Fuel-Gauge Program The Fuel-Gauge program displays the following battery-pack conditions on the screen: Note: When you install an operating system, you must also install the ThinkPad Features program with the Utility Diskette before the Fuel-Gauge program can be used. To install the ThinkPad Features program: Chapter 7. Power mode. Battery status. Suspend or hibernation options. The Fuel-Gauge program is available in OS/2 or Windows. When you click on the Fuel-Gauge icon in the ThinkPad Features window, the Fuel-Gauge program appears. When you minimize the program to an icon, every time you press the Fn+F2 key combination, the Fuel-Gauge icon appears or disappears alternately from the screen. Chapter 4. Using Battery Power 59