Compaq 6820s Power Management - Windows Vista
Compaq 6820s - Notebook PC Manual
 |
View all Compaq 6820s manuals
Add to My Manuals
Save this manual to your list of manuals |
Compaq 6820s manual content summary:
- Compaq 6820s | Power Management - Windows Vista - Page 1
Power Management User Guide - Compaq 6820s | Power Management - Windows Vista - Page 2
in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein. First Edition: July 2007 Document Part Number: 448445-001 - Compaq 6820s | Power Management - Windows Vista - Page 3
Product notice This user guide describes features that are common to most models. Some features may not be available on your computer. iii - Compaq 6820s | Power Management - Windows Vista - Page 4
iv Product notice - Compaq 6820s | Power Management - Windows Vista - Page 5
power plans ...7 Setting password protection on wakeup 8 4 Using battery power Finding battery information in Help and Support 10 Displaying the remaining battery charge 11 Inserting or removing the battery ...12 Charging a battery ...13 Managing low battery levels ...14 Identifying low battery - Compaq 6820s | Power Management - Windows Vista - Page 6
Connecting the AC adapter ...23 Index ...24 vi - Compaq 6820s | Power Management - Windows Vista - Page 7
● Off: If the computer is plugged into an external power source, the light turns off when all batteries in the computer are fully charged. If the computer is not plugged into an external power source the light stays off until the battery reaches a low battery level. ● When the computer is off, press - Compaq 6820s | Power Management - Windows Vista - Page 8
the computer has stopped responding and Windows® shutdown procedures are ineffective, press and hold the power button for at least 5 seconds to turn off the computer. To learn more about your power settings, select Start > Control Panel > System and Maintenance > Power Options. ● On: The computer is - Compaq 6820s | Power Management - Windows Vista - Page 9
command closes all open programs, including the operating system, and then turns off the display and computer. Shut down the computer under any of the following conditions: ● When you need to replace the battery or access components inside the computer ● When you are connecting an external hardware - Compaq 6820s | Power Management - Windows Vista - Page 10
Sleep The system is set at the factory to initiate Sleep after 15 minutes of inactivity when running on battery power and 30 minutes of inactivity when running on external power. Power settings and timeouts can be changed using Power Options in Windows® Control Panel. With the computer on, you - Compaq 6820s | Power Management - Windows Vista - Page 11
minutes (18 hours) of inactivity when running on external power, or when the battery reaches a critical battery level. Power settings and timeouts can be changed using Power Options in Windows Control Panel. To initiate Hibernation: 1. Click Start, and then click the arrow next to the Lock button - Compaq 6820s | Power Management - Windows Vista - Page 12
Using the battery meter The battery meter is located in the notification area, at the far right of the taskbar. The battery meter allows you to quickly access power settings, view remaining battery charge, and select a different power plan. ● To display the percentage of remaining battery charge and - Compaq 6820s | Power Management - Windows Vista - Page 13
power plans 1. Click the battery meter icon in the notification area and then click More power options. - or - Select Start > Control Panel > System and Maintenance > Power Options. 2. Select a power plan, and then click Change plan settings. 3. Change the Turn off the display and Put the computer - Compaq 6820s | Power Management - Windows Vista - Page 14
protection on wakeup To set the computer to prompt for a password when the computer exits Sleep or Hibernation, follow these steps: 1. Select Start > Control Panel > System and Maintenance > Power Options. 2. In the left pane, click Require a password on wakeup. 3. Click Change Settings that - Compaq 6820s | Power Management - Windows Vista - Page 15
power, the computer runs on battery power. When the computer is plugged into external AC power, the computer runs on AC power. If the computer contains a charged battery and is running on external AC power supplied through the AC adapter, the computer switches to battery power if the AC adapter - Compaq 6820s | Power Management - Windows Vista - Page 16
on calibration, power management, and proper care and storage to maximize battery life ● Information on battery types, specifications, life cycles, and capacity To access Battery information: ▲ Select Start > Help and Support > Learning Center > Battery information. 10 Chapter 4 Using battery power - Compaq 6820s | Power Management - Windows Vista - Page 17
. - or - View the estimated number of minutes of battery charge remaining in Windows Mobility Center: ▲ Click the battery meter icon, and then click Windows Mobility Center. - or - Select Start > Control Panel > Mobile PC > Windows Mobility Center. The time shown indicates the approximate running - Compaq 6820s | Power Management - Windows Vista - Page 18
or removing the battery CAUTION: Removing a battery that is the sole power source can cause loss of information. To prevent loss of information, initiate Hibernation or shut down the computer through Windows before removing the battery. To insert the battery: 1. Turn the computer upside down on - Compaq 6820s | Power Management - Windows Vista - Page 19
Charging a battery WARNING! Do not charge the computer battery while you are onboard aircraft. The battery charges whenever the computer is plugged into external power through an AC adapter or an optional power adapter. The battery charges whether the computer is off or in use, but it charges faster - Compaq 6820s | Power Management - Windows Vista - Page 20
set at the factory. Some lowbattery alerts and system responses can be changed using Power Options in Windows Control Panel. Preferences set using Power Options do not affect lights. Identifying low battery levels When a battery that is the sole power source for the computer reaches a low or - Compaq 6820s | Power Management - Windows Vista - Page 21
, do not restore power until the power light turns off. Resolving a low battery level when external power is available ▲ Connect one of the following devices: ● AC adapter ● Optional power adapter Resolving a low battery level when a charged battery is available 1. Turn off the computer or initiate - Compaq 6820s | Power Management - Windows Vista - Page 22
To fully charge the battery: 1. Insert the battery into the computer. 2. Connect the computer to an AC adapter or optional power adapter, and then plug the adapter into external power. The battery light on the computer turns on. 3. Leave the computer plugged into external power until the battery is - Compaq 6820s | Power Management - Windows Vista - Page 23
. ◦ Hard drive speed will not decrease automatically when the computer is idle. ◦ System-initiated Hibernation will not occur. To discharge a battery: 1. Unplug the computer from its external power source, but do not turn off the computer. 2. Run the computer on battery power until the battery is - Compaq 6820s | Power Management - Windows Vista - Page 24
recharge the battery: 1. Plug the computer into external power and maintain external power until the battery is fully recharged. When the battery is recharged, the battery light on the computer turns off. You can use the computer while the battery is recharging, but the battery will charge faster if - Compaq 6820s | Power Management - Windows Vista - Page 25
power source, when you are not using them. ● Stop, disable, or remove any external media cards that you are not using. ● Use the fn+f7 and fn+f8 hotkeys to adjust screen brightness as needed. ● If you leave your work, initiate Sleep or Hibernation, or shut down the computer. Conserving battery power - Compaq 6820s | Power Management - Windows Vista - Page 26
temperatures for extended periods of time. If a computer will be unused and unplugged from external power for more than 2 weeks, remove the battery and store it separately. To prolong the charge of a stored battery, place it in a cool, dry place. Calibrate a battery before using it if it has been - Compaq 6820s | Power Management - Windows Vista - Page 27
fire or burns, do not disassemble, crush, or puncture a battery; short the external contacts on a battery; or dispose of a battery in fire or water. Do not expose a battery to temperatures above 60˚C (140˚F). Replace the battery only with a battery approved for this computer. Refer to the Regulatory - Compaq 6820s | Power Management - Windows Vista - Page 28
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. Connect the computer to external AC power under any of the following conditions: WARNING! Do not charge the computer battery while you are onboard - Compaq 6820s | Power Management - Windows Vista - Page 29
grounding pin is an important safety feature. To connect the computer to external AC power: 1. Plug the AC adapter into the power connector (1) on the computer. 2. Plug the power cord into the AC adapter (2). 3. Plug the other end of the power cord into an AC outlet (3). Connecting the AC adapter 23 - Compaq 6820s | Power Management - Windows Vista - Page 30
A AC adapter, connecting 23 B battery calibrating 16 charging 13, 16 conserving power 19 disposing 21 inserting 12 low battery levels 14 recharging 18 removing 12 storing 20 battery light 1, 13, 14 battery power 9 battery release latch 12 battery temperature 20 button, power 1 C calibrating battery - Compaq 6820s | Power Management - Windows Vista - Page 31
-
1 -
2 -
3 -
4 -
5 -
6 -
7 -
8
-
9
-
10
-
11
-
12
-
13
-
14
-
15
-
16
-
17
-
18
-
19
-
20
-
21
-
22
-
23
-
24
-
25
-
26
-
27
-
28
-
29
-
30
-
31
 |
 |
Power Management
User Guide