Compaq 1600XL specifications Battery Operating Life

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 Modes

Off	Activation	Deactivation	Indicators
Standard	Perform normal	Press Power	Power light is off,
	Windows shutdown	button once.	screen is blank.
	using the Start
	button on the
	Windows taskbar.
Manual	Press and hold
	down the Power
	button for
	4 seconds.

Important: The manual shutdown mode is not recommended unless the standard shutdown mode does not work.

Battery Operating Life

Battery operating life is affected by variables such as:

•Power conservation settings

•Hardware configuration

•Software applications

•Installed options

•Display brightness

•Hard drive usage

•Changes in operating temperature

•Type and number of installed PC Cards

For more information on increasing battery-pack operating time, conditioning the battery pack, and disposing of a used battery pack, refer to the Battery Operations section in this Maintenance and Service Guide.

18 PRODUCT DESCRIPTION PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1600XL SERIES