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HP ENVY m4-1002xx User Guide - Windows 8 - Page 53

Running on battery power, Factory-sealed battery, Removing a user-replaceable battery

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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. If the computer has a charged battery installed and the AC adapter is disconnected from the computer, the computer automatically switches to battery power and the display brightness decreases to conserve battery life. The battery in the computer slowly discharges when the computer is off and unplugged from external power. Computer battery life varies, depending on power management settings, programs running on the computer, display brightness, external devices connected to the computer, and other factors. Factory-sealed battery To monitor the status of your battery, or if the battery is no longer holding a charge, run Battery Check in HP Support Assistant. To access battery information, select the HP Support Assistant app on the Start screen, and then select Battery and performance. If Battery Check indicates that your battery should be replaced, contact support. Removing a 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. 1. Turn the computer upside down on a flat surface. 2. Slide the battery release latch (1) to release the battery. NOTE: The battery release latch automatically returns to its original position. 3. Pivot the battery (2) upward and remove it from the computer (3). Finding battery information To monitor the status of your battery, or if the battery is no longer holding a charge, run Battery Check in HP Support Assistant. To access battery information, select the HP Support Assistant app on the Start screen, and then select Battery and performance. Running on battery power 43

Section	Page
Starting right	11
Best practices	11
Fun things to do	12
More HP resources	13
Getting to know your computer	14
Finding your hardware and software information	14
Locating hardware	14
Locating software	14
Front	14
Right side	15
Left side	16
Display	17
Top	18
TouchPad	18
Lights	19
Button, speakers, and fingerprint reader	20
Keys	21
Bottom	22
Labels	23
Connecting to a network	25
Connecting to a wireless network	25
Using the wireless controls	25
Using the wireless button	25
Using operating system controls	26
Using a WLAN	26
Using an Internet service provider	26
Setting up a WLAN	26
Configuring a wireless router	27
Protecting your WLAN	27
Connecting to a WLAN	28
Using Bluetooth wireless devices	28
Connecting to a wired network	29
Connecting to a local area network (LAN)	29
Enjoying entertainment features	30
Using the webcam	33
Using audio	33
Connecting speakers	33
Connecting headphones	33
Connecting a microphone (select models only)	33
Using Beats Audio	33
Accessing Beats Audio Control Panel	33
Enabling and Disabling Beats Audio	34
Checking the sound	34
Using video	34
Connecting a VGA monitor or projector	35
Connecting an HDMI device	36
Configuring audio settings (with HDMI TV)	37
Using Intel Wireless Display (select models only)	37
Managing your audio and video files	37
Navigating using touch gestures, pointing devices and the keyboard	38
Using the TouchPad	39
Using TouchPad gestures	40
Tapping	40
Scrolling	41
Pinching/zooming	41
Rotating (select models only)	42
2-finger click (select models only)	42
Flicking (select models only)	43
Edge swipes	43
Right-edge swipe	43
Top-edge swipe	44
Left-edge swipe	44
Using the keyboard and mouse	45
Using the keys	45
Using the action keys	45
Using Microsoft Windows 8 shortcut keys	46
Using the hot keys	47
Managing power	48
Initiating Sleep and Hibernation	49
Intel Rapid Start Technology (select models only)	49
Initiating and exiting Sleep	49
Enabling and exiting user-initiated Hibernation	50
Setting password protection on wakeup	50
Using the power meter and power settings	51
Selecting a power plan	52
Running on battery power	53
Factory-sealed battery	53
Removing a user-replaceable battery	53
Finding battery information	53
Conserving battery power	54
Identifying low battery levels	54
Resolving a low battery level	55
Resolving a low battery level when external power is available	55
Resolving a low battery level when no power source is available	55
Resolving a low battery level when the computer cannot exit Hibernation	55
Storing a user-replaceable battery	55
Disposing of a user-replaceable battery	55
Replacing a user-replaceable battery	55
Running on external AC power	56
Troubleshooting power problems	57
HP CoolSense (select models only)	58
Refreshing your software content with Intel Smart Connect Technology (select models only)	59
Shutting down (turning off) the computer	60
Managing and sharing information	61
Using a USB device	61
Connecting a USB device	61
Removing a USB device	62
Connecting a powered USB device	62
Inserting and removing a digital storage card	63
Using optical drives	64
Inserting an optical disc	65
Removing an optical disc	66
Sharing data and drives and accessing software	67
Maintaining your computer	68
Improving performance	68
Handling drives	68
Replacing a hard drive	69
Using HP 3D DriveGuard (select models only)	71
Using Disk Defragmenter	71
Using Disk Cleanup	71
Adding or replacing memory modules	72
Updating programs and drivers	74
Cleaning your computer	75
Cleaning the display, sides, and cover	75
Cleaning the TouchPad and keyboard	75
Traveling with or shipping your computer	76
Securing your computer and information	77
Using passwords	77
Setting Windows passwords	78
Setting Setup Utility (BIOS) passwords	78
Using the fingerprint reader	79
Using HP SimplePass (select models only)	79
Registering fingerprints	79
Setting up Windows logon	80
Using your registered fingerprint to log on to Windows	80
Using Internet security software	80
Using antivirus software	80
Using firewall software	80
Installing software updates	81
Installing Windows updates	81
Installing HP and third-party software updates	81
Securing your wireless network	81
Backing up your software apps and information	81
Using an optional security cable lock	82
Using Setup Utility (BIOS) and System Diagnostics	83
Starting Setup Utility (BIOS)	83
Updating the BIOS	83
Determining the BIOS version	83
Downloading a BIOS update	84
Using System Diagnostics	85
Backing up, restoring, and recovering	86
Creating recovery media and backups	87
Creating HP Recovery media	88
Restore and recovery	89
Using Windows Refresh for quick and easy recovery	90
Remove everything and reinstall Windows	90
Recovering using HP Recovery Manager	91
What you need to know	91
Using the HP Recovery partition to recover a minimized image (select models only)	92
Using HP Recovery media to recover	92
Changing the computer boot order	92
Removing the HP Recovery partition	93
Specifications	94
Input power	94
Operating environment	95
Electrostatic Discharge	96

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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. If the computer has a charged battery installed and the AC adapter

is disconnected from the computer, the computer automatically switches to battery power and the

display brightness decreases to conserve battery life. The battery in the computer slowly discharges

when the computer is off and unplugged from external power.

Computer battery life varies, depending on power management settings, programs running on the

computer, display brightness, external devices connected to the computer, and other factors.

Factory-sealed battery

To monitor the status of your battery, or if the battery is no longer holding a charge, run Battery Check

in HP Support Assistant. To access battery information, select the

HP Support Assistant

app on the

Start screen, and then select

Battery and performance

. If Battery Check indicates that your battery

should be replaced, contact support.

Removing a 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.

Turn the computer upside down on a flat surface.

Slide the battery release latch

(1)

to release the battery.

NOTE:

The battery release latch automatically returns to its original position.

Pivot the battery

(2)

upward and remove it from the computer

(3)

Finding battery information