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HP ENVY dv4-5200 User Guide - Windows 8 - Page 52

HP CoolSense, Shutting down (turning off) the computer, Start, Settings

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To test the AC adapter: 1. Shut down the computer. 2. Remove the battery from the computer. 3. Connect the AC adapter to the computer, and then plug it into an AC outlet. 4. Turn on the computer. ● 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 make sure 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 customer support for information on obtaining a replacement AC power adapter. HP CoolSense HP CoolSense automatically detects when the computer is not in a stationary position and adjusts performance and fan settings to keep the surface temperature of your computer at the optimum level of comfort. When HP CoolSense is off, the position of the computer is not detected and the performance and fan options remain at the factory setting. As a result, the surface temperature of the computer may be higher than it would be with HP CoolSense on. To turn CoolSense off or on, follow these steps: ▲ From the Start screen, type cool, select Settings, and then select HP CoolSense. 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: 42 Chapter 6 Managing power

Section	Page
Starting right	11
Best practices	11
Fun things to do	11
More HP resources	12
Getting to know your computer	13
Finding your hardware and software information	13
Locating hardware	13
Locating software	13
Front	13
Right side	14
Left side	16
Display	17
Top	18
TouchPad	18
Lights	19
Buttons and speakers	20
Keys	21
Bottom	22
Labels	24
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	25
Using a WLAN	26
Using an Internet service provider	26
Setting up a WLAN	27
Configuring a wireless router	27
Protecting your WLAN	27
Connecting to a WLAN	28
Using Bluetooth wireless devices (select models only)	28
Connecting to a wired network	28
Connecting to a local area network (LAN)	29
Enjoying entertainment features	30
Using the webcam	31
Using audio	32
Connecting speakers	32
Connecting headphones	32
Connecting a microphone	32
Using Beats Audio	32
Accessing Beats Audio Control Panel	32
Enabling and disabling Beats Audio	32
Checking the sound	33
Using video	33
Connecting a VGA monitor or projector	34
Connecting an HDMI device	35
Configuring HDMI audio settings	35
Using Intel Wireless Display and Wireless Music (select models only)	36
Managing your audio and video files	36
Navigating using touch gestures, pointing devices, and the keyboard	37
Using the TouchPad	37
Turning the TouchPad off or on	37
Using TouchPad gestures	38
Tapping	39
Scrolling	39
Pinching/Zooming	40
Rotating	40
Flicking	41
Edge swipes	41
Right-edge swipe	41
Top-edge swipe	42
Left-edge swipe	42
Using the keyboard and mouse	43
Using the action keys	43
Using Microsoft Windows 8 shortcut keys	44
Using the hot keys	45
Managing power	46
Initiating Sleep and Hibernation	46
Intel Rapid Start Technology (select models only)	46
Initiating and exiting Sleep	47
Enabling and exiting user-initiated hibernation	47
Setting password protection on wakeup	47
Using the power meter and power settings	48
Selecting a power plan	48
Running on battery power	48
Removing a user-replaceable battery	49
Finding battery information	49
Conserving battery power	49
Identifying low battery levels	50
Resolving a low battery level	50
Resolving a low battery level when external power is available	50
Resolving a low battery level when no power source is available	50
Resolving a low battery level when the computer cannot exit Hibernation	50
Storing a user-replaceable battery	50
Disposing of a user-replaceable battery	50
Replacing a user-replaceable battery	51
Running on external AC power	51
Troubleshooting power problems	51
HP CoolSense	52
Shutting down (turning off) the computer	52
Managing and sharing information	54
Using a USB device	54
Connecting a USB device	55
Removing a USB device	55
Connecting a powered USB device	55
Inserting and removing a digital storage card	56
Using optical drives	56
Inserting an optical disc	58
Removing an optical disc	59
Sharing data and drives and accessing software	59
Maintaining your computer	61
Improving performance	61
Handling drives	61
Replacing a hard drive	61
Using HP 3D DriveGuard	63
Using Disk Defragmenter	64
Using Disk Cleanup	64
Adding or replacing memory modules	64
Updating programs and drivers	67
Cleaning your computer	68
Cleaning the display, sides, and cover	68
Cleaning the TouchPad and keyboard	68
Traveling with or shipping your computer	68
Securing your computer and information	70
Using passwords	70
Setting Windows passwords	71
Setting Setup Utility (BIOS) passwords	71
Using Internet security software	71
Using antivirus software	72
Using firewall software	72
Installing software updates	72
Installing Windows updates	72
Installing HP and third-party software updates	73
Securing your wireless network	73
Backing up your software applications and information	73
Using an optional security cable lock	73
Using Setup Utility (BIOS) and System Diagnostics	74
Starting Setup Utility (BIOS)	74
Updating the BIOS	74
Determining the BIOS version	74
Downloading a BIOS update	75
Using System Diagnostics	76
Backing up, restoring, and recovering	77
Creating recovery media and backups	77
Creating HP Recovery media	78
Restore and recovery	79
Using Windows Refresh for quick and easy recovery	80
Remove everything and reinstall Windows	80
Recovering using HP Recovery Manager	81
What you need to know	81
Using the HP Recovery partition to recover a minimized image (select models only)	81
Using HP Recovery media to recover	82
Changing the computer boot order	82
Removing the HP Recovery partition	82
Specifications	83
Input power	83
Operating environment	84
Electrostatic Discharge	85