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Compaq Presario 900 Software Guide Compaq Notebook Series - Page 13

Resolving Low-Battery Conditions, When External Power Is Available - battery charge software

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Power Management Resolving Low-Battery Conditions When External Power Is Available Select one of the following options: ■ Connect the notebook to an electrical outlet. ■ Plug an optional Automobile Power Adapter/Charger into the notebook and into a vehicle cigarette lighter receptacle. ■ Plug an optional Aircraft Power Adapter into the notebook and into the in-seat power supply available on some commercial aircraft. (An Aircraft Power Adapter can run the notebook but cannot charge a battery pack.) When a Charged Battery Pack Is Available Turn off the notebook or initiate Hibernation, then insert a charged battery pack. For instructions, see the Hardware Guide, Chapter 3, "Battery Pack," on this CD. When No Power Source Is Available Shut down the notebook or initiate Hibernation. Software Guide 1-9

Section	Page
Power Management	5
Selecting a Power Source	5
Using Standby and Hibernation	6
Standby	6
Hibernation	6
Selecting Standby, Hibernation or Shutdown	7
Using Hibernation or Standby While Playing Media	7
Standby, Hibernation and Shutdown Procedures	8
Identifying Power Controls and Indicators	8
Using the Default Power Procedures	9
Setting Power Procedure Preferences	10
Managing Low-Battery Conditions	11
Identifying a Low-Battery Condition	11
Identifying a Critical Low-Battery Condition	12
Resolving Low-Battery Conditions	13
When External Power Is Available	13
When a Charged Battery Pack Is Available	13
When No Power Source Is Available	13
Charging a Battery Pack	14
Monitoring the Charge in a Battery Pack	15
Obtaining Accurate Charge Information	15
Displaying Charge Information on the Screen	15
Battery Conservation Procedures and Settings	16
Security Management	17
Security Features Quick Reference	17
If You Forget a Password	18
Using a Power-On Password	18
Setting, Changing or Deleting a Power-On Password	18
Entering a Power-On Password	19
Using a Setup Password	20
Using DriveLock	22
Protecting a Hard Drive with DriveLock	22
Accessing a Protected Hard Drive	23
Changing a DriveLock Password or Removing DriveLock Protection from a Drive	24
Using Device Security	25
Setting Device Security	25
Connecting an Optional Cable Lock	26
Software Updates and Restorations	27
Updating Software	27
Preparing for a Software Update	27
Accessing Notebook Model Information	27
Accessing Software Updates	28
Updating Software from the Internet	28
Downloading and Installing a SoftPaq	29
Restoring Software	30
Setup Utilities and Diagnostics	31
Selecting the Setup Utility	31
Using the Setup Utility	32
Selecting from the Main Screen	33
Selecting from the Advanced Screen	34
Selecting from the Security Screen	35
Selecting from the Exit Screen	36
Using Compaq Diagnostics for Windows	36
Installing Compaq Diagnostics	37
Accessing Compaq Diagnostics	37
Obtaining, Saving or Printing Configuration Information	37
Obtaining, Saving or Printing Diagnostic Test Information	38