Maximizing battery life

To maximize battery life:

1.Select Computer > Control Center > Power Management.

2.Under the On Battery Power tab:

Adjust the slider to the right of Put computer to sleep when inactive for to 30 minutes.

Select the Suspend or Hibernate option from the dialog box to the right of When laptop lid is closed.

Select the Hibernate or Shutdown option from the dialog box to the right of When battery power is critically low.

3.Adjust the slider to the right of Put display to sleep when inactive for to 15 minutes, and select the check box next to Reduce backlight brightness.

4.Click Close.

Managing low battery levels

The information in this section describes the alerts and system responses set at the factory. Some low-battery alerts and system responses can be changed using Power Management in Control Center. Preferences set using Power Management do not affect lights.

Identifying low battery levels

When a battery that is the sole power source for the computer reaches a low or critical battery level, the following behavior occurs:

If Hibernation is enabled and the computer is on or in Suspend, the computer initiates Hibernation.

If Hibernation is disabled and the computer is on or in Suspend, the computer remains briefly in Suspend, and then shuts down and loses any unsaved information.

42 Chapter 6 Power management

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HP LJ475UT manual Maximizing battery life, Managing low battery levels, Identifying low battery levels