Managing Power 3-1Chapter 3Managing PowerYour computer operates either on external AC power or on internalbattery power.This chapter tells you how you can effectively manage power. Tomaintain optimal battery performance, it is important that you use thebattery in the proper way.The topics in this chapter include:z What is an AC adapterz How to charge the battery packz When and how to initialize the battery packz How to use the Battery Automatic Calibration Utilityz How to check the battery levelz How to replace the battery packz What happens when the battery is low and what actions to takez What is Power Managementz How to save powerCHAPTER