Presario 1600XL Series

Model 1600T, 1600-XL140, 1600-XL141, 1600-XL142, 1600-XL143, 1600-XL144,

1600-XL146, 1600-XL147, 1600-XL150 XL156, XL157, XL255, XL256, XL257, and XL258

Power Management

The following power management features are available for conserving AC power and extending battery operating time:

Power Management Settings

Low-Power Modes

Battery Operating Life

Servicing the Notebook - Full Off Mode

Rebooting After a Lockup

Recovering From a Loss of Electrical Power

Power Management Settings

Different patterns of Notebook use determine the level of power management needed. These power management levels can be initiated based on the amount of time passed since the last system activity. System activity examples include keyboard strokes or mouse movement, DVD/CD playback (while under program control that monitors Standby), and modem use.

Power Schemes

You may select different settings or Power Schemes through Power Management from the Control Panel. The default Power Schemes are Home/Office Desk, Portable/Laptop, and Always On. The settings can be customized by changing the following options:

System Standby: length of inactivity before the Notebook goes into Standby mode

Turn Off Monitor: length of inactivity before the screen times out and goes blank

Turn Off Hard Disks: length of inactivity before the hard drive goes into low-power mode

Important: The setting for the Hard Disk must be less than or equal to the setting for the system. If the Notebook is on a network, Compaq recommends that System Standby be set to Never.

PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1600XL SERIES

PRODUCT DESCRIPTION 13

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Compaq 1600XL specifications Power Management Settings