United States | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() |
![]() |
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Maintenance & Service Guide Presario Series Models: 1246, 1247, 1277, 1278, and 1279 | Home Page | Notice | Preface | Product Description | Troubleshooting Illustrated Parts Catalog | Removal & Replacement Procedures | Specifications Pin Assignments | Battery Pack Operations Power Management for Windows 98 The following power management features are available for conserving AC power and extending battery operating time: Power Management Settings Sleep Power Management SettingsDepending on your patterns of computer use, you can set different levels of power management. These different power management levels can be activated based on the amount of time passed since the last system activity. System activity examples include keyboard or mouse movement, CD playback (while under program control that monitors Sleep), and modem use. You can select different conditions or power schemes through Power Management.The optional settings are Home/Office Desk, Portable/ Laptop, and Always On. From the default settings, you can change the following settings:
Each of these system components goes to sleep
after the selected or default periods of inactivity.
There are five categories of power
management settings under the Control Panel. The default setting
SleepYou can select Sleep mode instead of turning off
the computer when you have finished using it. This allows the computer to wake up faster
than turning it completely off and saves power over the active (On) mode. Hibernation - by pushing the power button once, your computer performs a save to disk followed by a shut down of the computer into Off mode. Sleep - is a low power mode, also referred to as Standby mode. While in Sleep mode, your computer maintains system information and open files. Unsaved information is lost if you turn off your system prior to system wake-up, or if you lose power while using the AC adapter.
Hibernation ModeHibernation helps conserve battery life and protects your data. Hibernation can be a routine power-saving event, or can be the result of a low-battery condition. As it enters Hibernation your computer displays a progress screen, as it automatically saves the machine state before it shuts down and turns itself off. Your computer automatically goes into Hibernation when the battery has little power left, or when the system (operating on battery power) has been in Sleep mode for more than an hour. You can also manually initiate Hibernation by pressing the power button once while the system is active. To restore the computer's previous state, simply press the power button once again. While waking up, the computer displays a progress screen. The following table shows the conditions and indicators for getting in and out of the various power management modes - Sleep, Hibernation, and Off.
Servicing Your Computer - Full Off Mode If you need to install or replace components
in your system, you must turn the computer off completely. Follow the instructions
above for properly placing the computer into Off mode. Then, unplug the computer from the
Rebooting After a LockupOccasionally you may encounter a frozen keyboard or a locked screen. To reboot your
computer (as if from
Battery Operating TimeBattery operating time is affected by variables, such as the following:
For more information on increasing battery pack operating time, conditioning the battery pack, and disposing of a used battery pack, refer to the Battery Pack Operations.
|