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Batteries and Power Management, Corporate Evaluator's Guide - processor

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CAUTION Batteries and Power Management Managing Power Consumption find on resuming that all your data has been saved, but some functions may be disabled. To resume normal operation, restore power by connecting an AC adapter or installing a charged battery, and then shut the computer off and restart it. Changing timeout settings and creating power schemes You can adjust the periods of non-use after which your computer automatically shuts down components or enters a power-saving mode. You can also save these settings as a power scheme. 1. Open Power Options in Control Panel: • Windows XP: click Start, Control Panel, Performance and Maintenance, Power Options. • Windows 2000: click Start, Settings, Control Panel, and then double-click Power Options. 2. Click the Power Schemes tab, and enter the settings you want. If you don't want a particular timeout to occur, set the value to Never. See Windows Help for details. If you want to save the settings as a power scheme, click Save As and enter a name for the scheme. Do not disable Hibernate support in the Power settings, or you will lose any unsaved data if the computer's battery runs down completely. Managing CPU power If your computer contains a multispeed processor with Intel SpeedStep Technology, the taskbar in Windows 2000 contains an Intel SpeedStep Technology icon. This feature enables the processor to automatically switch to lower, power-saving speeds or to higherperformance speeds according to the workload. You can customize SpeedStep to best suit your working environment. • Windows XP: Click Start, Control Panel, Performance and Maintenance, Power Options. On the Power Schemes tab, select a power scheme. This scheme automatically controls the processor speeds: • The Max Battery scheme uses the lowest processor speeds while running on battery power, but uses medium and high processor speeds on AC power. • The Portable/Laptop option uses medium and high processor speeds on battery and AC power. Corporate Evaluator's Guide 53

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Batteries and Power Management
Managing Power Consumption
Corporate Evaluator’s Guide
53
find on resuming that all your data has been saved, but some functions may be disabled.
To resume normal operation, restore power by connecting an AC adapter or installing a
charged battery, and then shut the computer off and restart it.
Changing timeout settings and creating power schemes
You can adjust the periods of non-use after which your computer automatically shuts
down components or enters a power-saving mode. You can also save these settings as a
power scheme.
1.
Open Power Options in Control Panel:
•
Windows XP:
click Start, Control Panel, Performance and Maintenance, Power
Options.
•
Windows 2000:
click Start, Settings, Control Panel, and then double-click Power
Options.
2.
Click the Power Schemes tab, and enter the settings you want. If you don’t want a
particular timeout to occur, set the value to Never. See Windows Help for details.
If you want to save the settings as a power scheme, click Save As and enter a name
for the scheme.
CAUTION
Do not disable Hibernate support in the Power settings, or you will lose any
unsaved data if the computer’s battery runs down completely.
Managing CPU power
If your computer contains a multispeed processor with Intel SpeedStep Technology, the
taskbar in Windows 2000 contains an Intel SpeedStep Technology icon. This feature
enables the processor to automatically switch to lower, power-saving speeds or to higher-
performance speeds according to the workload.
You can customize SpeedStep to best suit your working environment.
•
Windows XP:
Click Start, Control Panel, Performance and Maintenance, Power
Options. On the Power Schemes tab, select a power scheme. This scheme
automatically controls the processor speeds:
•
The Max Battery scheme uses the lowest processor speeds while running on
battery power, but uses medium and high processor speeds on AC power.
•
The Portable/Laptop option uses medium and high processor speeds on battery
and AC power.