HP Pavilion 14 Ab100 Notebook Pc Series User Manual

							Manually initiating and exiting Sleep
You can initiate Sleep in any of the following ways:
●Close the display.
●From the Start screen or the Windows desktop, point to the upper-right or lower-right corner of the 
screen to reveal the charms. Click 
Settings, click the Power icon, and then click Sleep.
You can exit Sleep in any of the following ways:
●Briefly press the power button.
●If the computer is closed, raise the display.
●Press a key on the keyboard.
●Tap or swipe the TouchPad.
When the computer exits Sleep, the power lights turn on and your work returns to the screen.
NOTE:If you have set a password to be required on exiting Sleep, you must enter your Windows password 
before your work returns to the screen.
Manually initiating and exiting Hibernation (select models only)
You can enable user-initiated Hibernation and change other power settings and timeouts using Power 
Options.
1.From the Start screen, type power options, and then select Power options.
‒  or –
From the Windows desktop, right-click the Start button, and then click Power Options.
2.In the left pane, click Choose what the power button does.
3.Click Change Settings that are currently unavailable.
4.In the When I press the power button area, select Hibernate.
5.Click Save changes.
To exit Hibernation:
▲Briefly press the power button.
When the computer exits Hibernation, the power lights turn on and your work returns to the screen.
NOTE:If you have set a password to be required on exiting Hibernation, you must enter your Windows 
password before your work returns to the screen.
Setting password protection on wakeup (exiting Sleep or Hibernation)
To set the computer to prompt for a password when the computer exits Sleep or Hibernation, follow these 
steps:
1.From the Start screen, type power options, and then select Power options.
‒  or –
From the Windows desktop, right-click the Start button, and then click Power Options.
2.In the left pane, click Require a password on wakeup.
Initiating and exiting Sleep and Hibernation31   
						

							3.Click Change Settings that are currently unavailable.
4.Click Require a password (recommended).
NOTE:If you need to create a user account password or change your current user account password, 
click 
Create or change your user account password, and then follow the on-screen instructions. If you 
do not need to create or change a user account password, go to step 5.
5.Click Save changes.
Using the power meter and power settings
The power meter is located on the Windows desktop. The power meter allows you to quickly access power 
settings and view the remaining battery charge.
●To view the percentage of remaining battery charge and the current power plan, place the mouse 
pointer over the power meter icon.
●To use Power Options, click the power meter icon and select an item from the list. From the Start 
screen, you can also type 
power options, and then select Power Options.
Different power meter icons indicate whether the computer is running on battery or external power. Placing 
the mouse pointer over the icon reveals a message if the battery has reached a low or critical battery level.
Running on battery power
When a charged battery is in the computer and the computer is not plugged into external power, the 
computer runs on battery power. When the computer is off and unplugged from external power, the battery 
in the computer slowly discharges. The computer will display a message when the battery reaches a low or 
critical battery level.
Computer battery life varies, depending on power management settings, programs running on the computer,  screen brightness, external devices connected to the computer, and other factors.
User-replaceable battery
WARNING!To reduce potential safety issues, use only the user-replaceable battery provided with the 
computer, a replacement battery provided by HP, or a compatible battery purchased from HP.CAUTION:Removing a user-replaceable battery that is the sole power source for the computer can cause 
loss of information. To prevent loss of information, save your work or shut down the computer through 
Windows before removing the battery.
To remove the user-replaceable battery:
1.Turn the computer upside down on a flat surface.
2.With the battery bay toward you, slide the battery lock latch (1) to unlock the battery, and then slide the 
battery release latch 
(2) to release the battery.
The battery release latch automatically returns to its original position.
32Chapter 6   Managing power    
						

							3.Pivot the battery (3) upward and remove it from the computer (4).
Finding battery information
To access battery information:
1.From the Start screen, type support, and then select the HP Support Assistant app.
‒ or –
From the Windows desktop, click the question mark icon in the taskbar.
2.Select Battery and Performance.
HP Support Assistant provides the following tools and information about the battery:
●Battery Check
●Information about battery types, specifications, life cycles, and capacity
Conserving battery power
To conserve battery power and maximize battery life:
●Lower the brightness of the display.
●Select the Power saver setting in Power Options.
●If the computer will be unused and unplugged from external power for more than 2 weeks, remove the 
user-replaceable battery from the computer and store it separately in a cool, dry place.
●Turn off wireless devices when you are not using them.
●Disconnect unused external devices that are not plugged into an external power source, such as an 
external hard drive connected to a USB port.
●Stop, disable, or remove any external media cards that you are not using.
●Before you leave your work, initiate Sleep or shut down the computer.
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:
●The battery light (select models only) indicates a low or critical battery level.
– or –
Running on battery power33 
						

							●The power meter icon on the Windows desktop shows a low or critical battery notification.NOTE:For additional information about the power meter, see Using the power meter and power 
settings on page 32.
The computer takes the following actions for a critical battery level:
●If Hibernation is disabled and the computer is on or in the Sleep state, the computer remains briefly in the Sleep state, and then shuts down and loses any unsaved information.
●If Hibernation is enabled and the computer is on or in the Sleep state, the computer initiates Hibernation.
Resolving a low battery level
Resolving a low battery level when external power is available
Connect one of the following to the computer and to external power:
●AC adapter
●Optional docking or expansion device
●Optional power adapter purchased as an accessory from HP
Resolving a low battery level when no power source is available
Save your work and shut down the computer.
Resolving a low battery level when the computer cannot exit Hibernation
1.Replace the discharged user-replaceable battery with a charged battery, or connect the AC adapter to 
the computer and to external power.
2.Exit Hibernation by pressing the power button.
Storing a user-replaceable battery 
CAUTION:To reduce the risk of damage to a battery, do not expose it to high 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 in a cool, dry place to prolong the battery charge.
A stored battery should be checked every 6 months. If the capacity is less than 50 percent, recharge the 
battery before returning it to storage.
Disposing of a user-replaceable battery 
WARNING!To reduce the risk of fire or burns, do not disassemble, crush, or puncture; do not short external 
contacts; do not dispose of in fire or water.
See the Regulatory, Safety and Environmental Notices for proper battery disposal.
To access this document:
▲From the Start screen, type support, and then select the HP Support Assistant app.
‒  or –
34Chapter 6   Managing power    
						

							From the Windows desktop, click the question mark icon in the taskbar.
Running on AC power
For information about connecting to AC power, refer to the Setup Instructions poster provided in the 
computer box.
The computer does not use battery power when the computer is connected to AC power with an approved AC 
adapter or an optional docking/expansion device.
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.
Connect the computer to AC power under any of the following conditions:
WARNING!Do not charge the computer battery while you are aboard aircraft.
●When charging or calibrating a battery
●When installing or modifying system software
●When writing information to a disc (select models only)
●When running Disk Defragmenter on computers with internal hard drives
●When performing a backup or recovery
When you connect the computer to AC power:
●The battery begins to charge.
●The screen brightness increases.
●The power meter icon on the Windows desktop changes appearance.
When you disconnect AC power:
●The computer switches to battery power.
●The screen brightness automatically decreases to save battery life.
●The power meter icon on the Windows desktop changes appearance.
Troubleshooting power problems
Test the AC adapter if the computer exhibits any of the following symptoms when it is connected to AC 
power:
●The computer does not turn on.
●The display does not turn on.
●The power lights do not turn on.
To test the AC adapter:
1.Shut down the computer.
2.Connect the AC adapter to the computer, and then plug it into an AC outlet.
3.Turn on the computer.
Running on AC power35   
						

							●If the power lights turn on, the AC adapter is working properly.
●If the power lights remain off, check the connection from the AC adapter to the computer and the 
connection from the AC adapter to the AC outlet to be sure that the connections are secure.
●If the connections are secure and the power lights remain off, the AC adapter is not functioning 
and should be replaced.
Contact support for information about obtaining a replacement AC power adapter.
Shutting down (turning off) the computer
CAUTION:Unsaved information is lost when the computer shuts down. Be sure to save your work before 
shutting down the computer.
The Shut down 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 device that does not connect to a USB or video port
●When the computer will be unused and disconnected from external power for an extended period
Although you can turn off the computer with the power button, the recommended procedure is to use the 
Windows Shut down command.
NOTE:If the computer is in the Sleep state or in Hibernation, first exit Sleep or Hibernation by briefly 
pressing the power button.
1.Save your work and close all open programs.
2.From the Start screen or the Windows desktop, point to the upper-right or lower-right corner of the 
screen to reveal the charms.
3.Click Settings, click the Power icon, and then click Shut down.
– or –
Right-click the Start button in the lower-left corner of the screen, select Shut down or sign out, and 
then select 
Shut down.
If the computer is unresponsive and you are unable to use the preceding shutdown procedures, try the  following emergency procedures in the sequence provided:
●Press ctrl+alt+delete, click the Power icon, and then select Shut Down.
●Press and hold the power button for at least 5 seconds.
●Disconnect the computer from external power.
●On models with a user-replaceable battery, remove the battery.
36Chapter 6   Managing power   
						

							7Maintaining your computer
It is important to perform regular maintenance to keep your computer in optimal condition. This chapter 
explains how to use tools like Disk Defragmenter and Disk Cleanup. It also provides instructions for updating 
programs and drivers, steps to clean the computer, and tips for traveling with (or shipping) the computer.
Improving performance
You can improve the performance of your computer by performing regular maintenance tasks with tools  such as Disk Defragmenter and Disk Cleanup.
Using Disk Defragmenter
HP recommends using Disk Defragmenter to defragment your hard drive at least once a month.
NOTE:It is not necessary to run Disk Defragmenter on solid-state drives.
To run Disk Defragmenter:
1.Connect the computer to AC power.
2.From the Start screen, type defragment, and then select Defragment and optimize your drives.
3.Follow the on-screen instructions.
For additional information, access the Disk Defragmenter software Help.
Using Disk Cleanup
Use Disk Cleanup to search the hard drive for unnecessary files that you can safely delete to free up disk 
space and help the computer run more efficiently.
To run Disk Cleanup:
1.From the Start screen, type disk, and then select one of the following:
●Free up disk space on this PC
●Uninstall apps to free up disk space
●Free up disk space by deleting unnecessary files
2.Follow the on-screen instructions.
Using HP 3D DriveGuard (select models only)
HP 3D DriveGuard protects a hard drive by parking the drive and halting data requests under either of the 
following conditions:
●You drop the computer.
●You move the computer with the display closed while the computer is running on battery power.
A short time after the end of one of these events, HP 3D DriveGuard returns the hard drive to normal 
operation.
Improving performance37  
						

							NOTE:Only internal hard drives are protected by HP 3D DriveGuard. A hard drive installed in an optional 
docking device or connected to a USB port is not protected by HP 3D DriveGuard.NOTE:Because solid-state drives (SSDs) lack moving parts, HP 3D DriveGuard is unnecessary for these 
drives.
For more information, see the HP 3D DriveGuard software Help.
Identifying HP 3D DriveGuard status
The hard drive light on the computer changes color to show that the drive in a primary hard drive bay and/or 
the drive in a secondary hard drive bay (select models only) is parked. To determine whether a drive is 
currently protected or whether it is parked, view the icon on the Windows desktop in the notification area, at 
the far right of the taskbar.
Updating programs and drivers
HP recommends that you update your programs and drivers on a regular basis. Updates can resolve issues 
and bring new features and options to your computer. For example, older graphics components might not 
work well with the most recent gaming software. Without the latest driver, you would not be getting the 
most out of your equipment.
Go to http://www.hp.com/support to download the latest versions of HP programs and drivers. In addition, 
register to receive automatic notifications when updates become available.
If you would like to update your programs and drivers, follow these instructions:
1.From the Start screen, type support, and then select the HP Support Assistant app.
-or-
From the Windows desktop, click the question mark icon in the taskbar.
2.Click Updates and tune-ups, and then click Check for HP updates now.
3.Follow the on-screen instructions.
Cleaning your computer
Use the following products to safely clean your computer:
●Dimethyl benzyl ammonium chloride 0.3 percent maximum concentration (for example, disposable  wipes, which come in a variety of brands)
●Alcohol-free glass-cleaning fluid
●Solution of water and mild soap
●Dry microfiber cleaning cloth or a chamois (static-free cloth without oil)
●Static-free cloth wipes
CAUTION:Avoid strong cleaning solvents that can permanently damage your computer. If you are not sure 
that a cleaning product is safe for your computer, check the product contents to make sure that ingredients 
such as alcohol, acetone, ammonium chloride, methylene chloride, and hydrocarbons are not included in the 
product.
Fibrous materials, such as paper towels, can scratch the computer. Over time, dirt particles and cleaning 
agents can get trapped in the scratches.
38Chapter 7   Maintaining your computer    
						

							Cleaning procedures
Follow the procedures in this section to safely clean your computer.
WARNING!To prevent electric shock or damage to components, do not attempt to clean your computer 
while it is on.
1.Turn off the computer.
2.Disconnect AC power.
3.Disconnect all powered external devices.
CAUTION:To prevent damage to internal components, do not spray cleaning agents or liquids directly on 
any computer surface. Liquids dripped on the surface can permanently damage internal components.
Cleaning the display
Gently wipe the display using a soft, lint-free cloth moistened with an alcohol-free glass cleaner. Be sure that 
a display is dry before you close the computer.
Cleaning the sides or cover
To clean the sides or cover, use a soft microfiber cloth or chamois moistened with one of the cleaning 
solutions listed previously, or use an acceptable disposable wipe.
NOTE:When cleaning the cover of the computer, use a circular motion to aid in removing dirt and debris.
Cleaning the TouchPad, keyboard, or mouse (select models only)
WARNING!To reduce the risk of electric shock or damage to internal components, do not use a vacuum 
cleaner attachment to clean the keyboard. A vacuum cleaner can deposit household debris on the keyboard 
surface.CAUTION:To prevent damage to internal components, do not allow liquids to drip between the keys.
●To clean the TouchPad, keyboard, or mouse, use a soft microfiber cloth or a chamois moistened with 
one of the cleaning solutions listed previously or use an acceptable disposable wipe.
●To prevent keys from sticking and to remove dust, lint, and particles from the keyboard, use a can of 
compressed air with a straw extension.
Traveling with or shipping your computer
If you have to travel with or ship your computer, follow these tips to keep your equipment safe.
●Prepare the computer for traveling or shipping:
◦Back up your information to an external drive.
◦Remove all discs and all external media cards, such as memory cards.
◦Turn off and then disconnect all external devices.
◦Shut down the computer.
●Take along a backup of your information. Keep the backup separate from the computer.
●When traveling by air, carry the computer as hand luggage; do not check it in with the rest of your 
luggage.
Traveling with or shipping your computer39      
						

							CAUTION:Avoid exposing a drive to magnetic fields. Security devices with magnetic fields include 
airport walk-through devices and security wands. Airport conveyer belts and similar security devices 
that check carry-on baggage use X-rays instead of magnetism and do not damage drives.
●If you plan to use the computer during a flight, listen for the in-flight announcement that tells you when 
you are allowed to use your computer. In-flight computer use is at the discretion of the airline.
●If you are shipping the computer or a drive, use suitable protective packaging and label the package 
“FRAGILE.”
●The use of wireless devices may be restricted in some environments. Such restrictions may apply 
aboard aircraft, in hospitals, near explosives, and in hazardous locations. If you are uncertain of the 
policy that applies to the use of a wireless device in your computer, ask for authorization to use your 
computer before you turn it on.
●If you are traveling internationally, follow these suggestions:
◦Check the computer-related customs regulations for each country or region on your itinerary.
◦Check the power cord and adapter requirements for each location in which you plan to use the 
computer. Voltage, frequency, and plug configurations vary.
WARNING!To reduce the risk of electric shock, fire, or damage to the equipment, do not attempt 
to power the computer with a voltage converter kit sold for appliances.40Chapter 7   Maintaining your computer