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ATTERY
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OWER
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ANAGEMENT
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RESARIO
N
OTEBOOK
M
AINTENANCE
AND
S
ERVICE
G
UIDE
1800 S
ERIES
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.
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CAUTION: 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.
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.
Default Alarm Settings
Setting Low Battery Critical Battery
Alarm power level 10% 0%
Notification Text Message No Action
Power Mode No Action Hibernation