HP Pavilion TouchSmart 15-b100 User Guide - Windows 8 - Page 42
Conserving battery power, Identifying low battery levels, Resolving a low battery level
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Conserving battery power Tips for conserving battery power and maximizing battery life: ● Lower the brightness on the display. ● Select the Power saver setting in Power Options ● Remove a user-replaceable battery from the computer when it is not being used or charged. ● Turn off wireless devices when you are not using them. ● Disconnect unused external devices that are not plugged into an external power source, such as an external hard drive connected to a USB port. ● Stop, disable, or remove any external media cards that you are not using. ● Before you leave your work, initiate Sleep or shut down the computer. Identifying low battery levels When a battery that is the sole power source for the computer reaches a low or critical battery level, the power meter icon on the Windows desktop shows a low or critical battery notification. NOTE: For additional information about the power meter, see Using the power meter and power settings on page 32. The computer takes the following actions for a critical battery level: ● If Hibernation is disabled and the computer is on or in the Sleep state, the computer remains briefly in the Sleep state, and then shuts down and loses any unsaved information. - or - ● If Hibernation is enabled and the computer is on or in the Sleep state, the computer initiates Hibernation. Resolving a low battery level Resolving a low battery level when external power is available ● Connect an AC adapter. ● Connect an optional docking or expansion device. ● Connect an optional power adapter purchased as an accessory from HP. Resolving a low battery level when no power source is available Save your work and shut down the computer. Resolving a low battery level when the computer cannot exit Hibernation When the computer lacks sufficient power to exit Hibernation, follow these steps: 1. Replace the discharged user-replaceable battery with a charged battery, or connect the AC adapter to the computer and to external power. 2. Exit Hibernation by pressing the power button. 34 Chapter 6 Managing power