HP 620 Notebook PC User Guide - Windows XP - Page 74

Customizing power schemes, Setting password protection upon exiting Standby, Using external AC power

Page 74 highlights

Customizing power schemes 1. Select Start > Control Panel > Performance and Maintenance > Power Options. 2. Select a power scheme from the Power schemes list. 3. Modify the Plugged in and Running on batteries settings as needed. 4. Click OK. Setting password protection upon exiting Standby To set the computer to prompt for a password when the computer exits Standby, follow these steps: 1. Right-click the Power Meter icon in the notification area, and then click Adjust Power Properties. 2. Click the Advanced tab. 3. Select the Prompt for password when computer resumes from standby check box. 4. Click Apply. Using external AC power External AC power is supplied through one of the following devices: WARNING! To reduce potential safety issues, use only the AC adapter provided with the computer, a replacement AC adapter provided by HP, or a compatible AC adapter purchased from HP. ● Approved AC adapter ● Optional docking device or optional expansion product Connect the computer to external AC power under any of the following conditions: WARNING! Do not charge the computer battery while you are onboard aircraft. ● When you are charging or calibrating a battery ● When you are installing or modifying system software ● When you are writing information to a CD or DVD When you connect the computer to external AC power, the following events occur: ● The battery begins to charge. ● If the computer is turned on, the battery meter icon in the notification area changes appearance. When you disconnect external AC power, the following events occur: ● The computer switches to battery power. ● The display brightness is automatically decreased to save battery life. To increase display brightness, press the f4 key or reconnect the AC adapter. 62 Chapter 5 Power management

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Customizing power schemes
1.
Select
Start
>
Control Panel
>
Performance and Maintenance
>
Power Options
.
2.
Select a power scheme from the
Power schemes
list.
3.
Modify the
Plugged in
and
Running on batteries settings
as needed.
4.
Click
OK
.
Setting password protection upon exiting Standby
To set the computer to prompt for a password when the computer exits Standby, follow these steps:
1.
Right-click the
Power Meter
icon in the notification area, and then click
Adjust Power
Properties
.
2.
Click the
Advanced
tab.
3.
Select the
Prompt for password when computer resumes from standby
check box.
4.
Click
Apply
.
Using external AC power
External AC power is supplied through one of the following devices:
WARNING!
To reduce potential safety issues, use only the AC adapter provided with the computer,
a replacement AC adapter provided by HP, or a compatible AC adapter purchased from HP.
Approved AC adapter
Optional docking device or optional expansion product
Connect the computer to external AC power under any of the following conditions:
WARNING!
Do not charge the computer battery while you are onboard aircraft.
When you are charging or calibrating a battery
When you are installing or modifying system software
When you are writing information to a CD or DVD
When you connect the computer to external AC power, the following events occur:
The battery begins to charge.
If the computer is turned on, the battery meter icon in the notification area changes appearance.
When you disconnect external AC power, the following events occur:
The computer switches to battery power.
The display brightness is automatically decreased to save battery life. To increase display
brightness, press the
f4
key or reconnect the AC adapter.
62
Chapter 5
Power management