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HP Pavilion TouchSmart 15-b100 User Guide - Ubuntu - Page 30

Identifying low battery levels, Resolving a low battery level

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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 state, the computer initiates Hibernation. ● If Hibernation is disabled and the computer is on or in Suspend state, the computer remains briefly in Suspend state, and then shuts down and loses any unsaved information. Resolving a low battery level Resolving a low battery level when external power is available ▲ Connect one of the following devices: ● AC adapter ● Optional power adapter purchased as an accessory from HP Resolving a low battery level when a charged battery is available 1. Turn off the computer or initiate Hibernation. 2. Replace the discharged battery with a charged battery. 3. Turn on the computer. Resolving a low battery level when no power source is available ● Initiate Hibernation. ● Save your work and shut down the computer. Resolving a low battery level when the computer cannot exit Hibernation When the computer lacks sufficient power to exit Hibernation, follow these steps: 1. Replace the discharged battery with a charged battery, or connect the AC adapter to the computer and to external power. 2. Exit Hibernation by briefly pressing the power button. Conserving battery power ● Turn off wireless and local area network (LAN) connections and exit modem applications when you are not using them. ● Disconnect unused external devices that are not plugged into an external power source. ● Stop, disable, or remove any external media cards that you are not using. ● Decrease screen brightness. ● Initiate Suspend or Hibernation, or shut down when you are not using the computer. Storing a battery CAUTION: To reduce the risk of damage to a battery, do not expose it to high temperatures for extended periods of time. 22 Chapter 5 Managing power

Section	Page
Starting right	9
Best practices	9
Fun things to do	9
More HP resources	10
Finding your hardware and software information	11
Connecting to a network	12
Connecting to a wireless network	12
Identifying wireless and network status icons	12
Using the wireless controls	12
Using the wireless button	12
Using operating system controls	13
Using a WLAN	13
Using an Internet service provider	13
Setting up a WLAN	13
Configuring a wireless router	14
Protecting your WLAN	14
Connecting to a WLAN	15
Using Bluetooth wireless devices	15
Connecting to a wired network	15
Connecting to a local area network (LAN)	15
Enjoying entertainment features	17
Using the webcam	17
Using audio	17
Connecting speakers	17
Connecting headphones	17
Connecting a microphone	17
Checking the sound	18
Using video	18
Connecting a VGA monitor or projector	18
DisplayPort	20
Connecting an HDMI TV or monitor	20
Configuring audio settings (with HDMI TV)	21
Using the keyboard and pointing devices	22
Using the action keys	22
Using the TouchPad	23
Navigating	23
Selecting	24
Using TouchPad gestures	24
Turning gestures on and off	24
Horizontal scrolling	25
Edge scrolling	25
Managing power	26
Shutting down the computer	26
Setting power options	26
Using power-saving states	26
Initiating and exiting Suspend	27
Initiating and exiting Hibernation	27
Using the Power icon	28
Using Power Settings	28
Viewing the current Power Settings	28
Changing the current Power Settings	28
Using battery power	28
Displaying the remaining battery charge	29
Charging a battery	29
Maximizing battery life	29
Managing low battery levels	29
Identifying low battery levels	30
Resolving a low battery level	30
Resolving a low battery level when external power is available	30
Resolving a low battery level when a charged battery is available	30
Resolving a low battery level when no power source is available	30
Resolving a low battery level when the computer cannot exit Hibernation	30
Conserving battery power	30
Storing a battery	30
Disposing of a used battery	31
Replacing the battery	31
Using external AC power	31
Testing an AC adapter	32
Managing and sharing information	33
Using a USB device	33
Connecting a USB device	33
Removing a USB device	34
Inserting and removing a digital storage card	35
Using optical drives	36
Inserting an optical disc	36
Tray-load	36
Slot-load	37
Removing an optical disc	37
Tray-load	37
When the disc tray opens normally	37
When the disc tray fails to open normally	38
Slot-load	39
Maintaining your computer	40
Updating programs and drivers	40
Cleaning your computer	40
Cleaning the display, sides, and cover	40
Cleaning the TouchPad and keyboard	41
Traveling with or shipping your computer	41
Securing your computer and information	43
Protecting the computer	43
Using passwords	43
Setting passwords in the operating system	44
Setting passwords in Setup Utility (BIOS)	44
Managing an administrator password	45
Entering an administrator password	45
Managing a power-on password	45
Entering a power-on password	45
Using Internet security software	46
Using antivirus software	46
Using firewall software	46
Securing your wireless network	46
Backing up your software applications and information	47
Using an optional security cable lock	47
Using Setup Utility (BIOS) and System Diagnostics	48
Starting Setup Utility	48
Using Setup Utility	48
Changing the language of Setup Utility	48
Navigating and selecting in Setup Utility	48
Displaying system information	49
Restoring factory default settings in Setup Utility	49
Exiting Setup Utility	49
Updating the BIOS	49
Determining the BIOS version	49
Downloading a BIOS update	50
Using System Diagnostics	51
Backing up, restoring, and recovering	52
Performing a system recovery	52
Creating the restore DVDs	52
Creating a restore image on a USB device	52
Performing recovery using the restore DVD	53
Backing up your information	53
Support	55
Contacting support	55
Labels	55
Specifications	57
Input power	57
Operating environment	58
Electrostatic Discharge	59

Match case Limit results 1 per page

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 state, the computer initiates

Hibernation.

●

If Hibernation is disabled and the computer is on or in Suspend state, the computer remains

briefly in Suspend state, and then shuts down and loses any unsaved information.

Resolving a low battery level

Resolving a low battery level when external power is available

▲

Connect one of the following devices:

●

AC adapter

●

Optional power adapter purchased as an accessory from HP

Resolving a low battery level when a charged battery is available

Turn off the computer or initiate Hibernation.

Replace the discharged battery with a charged battery.

Turn on the computer.

Resolving a low battery level when no power source is available

●

Initiate Hibernation.

●

Save your work and shut down the computer.

Resolving a low battery level when the computer cannot exit Hibernation

When the computer lacks sufficient power to exit Hibernation, follow these steps:

Replace the discharged battery with a charged battery, or connect the AC adapter to the

computer and to external power.

Exit Hibernation by briefly pressing the power button.

Conserving battery power

●

Turn off wireless and local area network (LAN) connections and exit modem applications when

you are not using them.

●

Disconnect unused external devices that are not plugged into an external power source.

●

Stop, disable, or remove any external media cards that you are not using.

●

Decrease screen brightness.

●

Initiate Suspend or Hibernation, or shut down when you are not using the computer.

Storing a battery

CAUTION:

To reduce the risk of damage to a battery, do not expose it to high temperatures for

extended periods of time.

Chapter 5

Managing power