HP Compaq Presario,Presario 80XL458 Supplementary Manual

Also see for Compaq Presario: Network guide User guide Maintenance and service guide Maintenance and service guide Supplementary guide

Contents

maximizing battery operating time

Maximizing Battery Operating TimeThe Presario 800 with Intel Pentium® III processor supports SpeedStep™Technology. This technology supports two different modes of operation.The default settings are:• Performance Mode—the processor runs at maximum speed if the notebookis powered on while connected to an AC power source• Battery Optimized Mode—the processor runs at lower speed to maximizebattery operating time if the notebook is powered on with a battery sourceTo automatically change the processor settings when changing power sources(from AC to battery or battery to AC) without rebooting the notebook, youmust install the SpeedStep™ application.To install the application, follow these steps:1. At the Windows desktop, press F1 or select Start, Help.2. Move the mouse pointer over the Selective Restore icon.3. Click on the Intel SpeedStep icon.4. Click Yes to install the software.5. Re-Start your computer for the application to take effect.NOTE: SpeedStep is not supported on Intel Celeron processors.

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