Presario 1400 Series
Models: XL240, XL241, XL242, XL244, XL245, XL246, XL247, XL250, XL340, XL341, XL342, XL343, XL344, XL345, XL346, XL350, XL352, XL355, and XL356
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
ÄCAUTION: The settings on the Alarms tab are preset for the Notebook to run at optimum efficiency. Changing any of these settings may 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
Notification
Power Mode
Active
10%
Sound
No Action
Enabled
0%
No Action
Hibernation
Enabled
Rebooting After a Lockup
To reboot the Notebook when the keyboard is frozen, or when the screen is locked, press and hold down the Power Ÿ button for at least four seconds to perform a Manual Shutdown. Then restart the Notebook with a single press of the Power Ÿ button.
If the Notebook still does not recover, shut it down by pressing the Power Ÿ button and holding it down for four seconds. Then remove the battery and unplug the AC power for at least 30 seconds. Reinsert the battery or reconnect AC power, and press the Power Ÿ button once to reboot.
Recovering From a Loss of Electrical Power
Loss of electrical power causes the Notebook to turn off automatically. This may cause loss of data because the Microsoft Windows operating system is not able to close all the files and programs properly.
Loss of power may be caused by one of the following:
•Interruption of electrical power service
•Accidental disconnection of the power cord
PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1400 SERIES | BATTERY AND POWER MANAGEMENT 5 |
