Compaq XL180, XL190, XL191, XL192, XL183, XL181 Alarms, SpeedStep Technology, Presario 1800 Series

Presario 1800 Series

Models: XL180, XL181, XL182, XL183, XL185,

and XL190, XL191, XL192

Alarms

The Notebook can be set to alarm when the battery power level is reduced or when it reaches a critically low level. The Notebook can also be set to enter a low-power mode when the battery reaches a specific power level.

ÄCAUTION: The settings on the Alarms tab are preset for the Notebook to run at its best. Changing any of these settings could cause the Notebook to function improperly. It is recommended that these settings be left at their default values.

Default Alarm Settings

Setting	Low Battery	Critical Battery
Alarm power level	10%	0%
Notification	Text Message	No Action
Power Mode	No Action	Hibernation

SpeedStep Technology

SpeedStep Technology features several options for processor response to low-power conditions. These include the following settings:

•Maximum Performance: always at high speed

•Battery Optimized: always at low speed

•Reversed: opposite recommended

•Recommended: performance on AC, Battery Optimized on Battery

•Disabled: no run time support, high speed

SpeedStep options can be accessed in three ways:

•Access F10 Setup during startup and select the Advanced screen.

•Click Start>Settings>Control Panel>Power Options>Intel(R) SpeedStep(TM) technology tab.

•Double-click the Flag icon on the Windows taskbar to open the Intel(R) SpeedStep(TM) technology dialog box.

4 BATTERY AND POWER MANAGEMENT PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIES