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HP 15-d050nr User Guide - Windows 7 - Page 26

CAUTION, in your country or region. If you replace the module

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Component (5) (6) Speaker openings (2) Service door Description Produce sound. Provides access to the wireless LAN (WLAN) module slot, the memory module slot, and the optical drive (select models only). CAUTION: To prevent an unresponsive system, replace the wireless module only with a wireless module authorized for use in the computer by the governmental agency that regulates wireless devices in your country or region. If you replace the module and then receive a warning message, remove the module to restore computer functionality, and then contact support through Help and Support. Steps for removing the service door are included in Adding or replacing memory modules on page 49. 16 Chapter 2 Getting to know your computer

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
Front	13
Right side	14
Left side	15
Display	17
Top	19
TouchPad	19
Lights	20
Button	22
Keys	23
Bottom	25
Labels	27
Connecting to a network	29
Connecting to a wireless network	29
Using the wireless controls	29
Using the wireless button	29
Using operating system controls	30
Using a WLAN	30
Using an Internet service provider	30
Setting up a WLAN	31
Configuring a wireless router	31
Protecting your WLAN	31
Connecting to a WLAN	32
Using Bluetooth wireless devices (select models only)	32
Connecting to a wired network	33
Connecting to a local area network (LAN)	33
Enjoying entertainment features	34
Multimedia features	34
Using the webcam	37
Using audio	37
Connecting speakers	38
Connecting headphones and microphones	38
Checking the sound	38
Using video	38
Connecting a VGA monitor or projector	39
Connecting an HDMI device	39
Configuring HDMI audio settings	40
Managing your audio and video files (select models only)	41
Using the keyboard and pointing devices	42
Using the keyboard	42
Using ALT GR key combinations	42
Using the action keys	42
Using the hot keys	43
Using the keypad	44
Using the integrated numeric keypad (select models only)	44
Using the TouchPad	44
Navigating	45
Selecting	45
Using TouchPad gestures	46
Scrolling	47
Pinching/zooming	47
Managing power	48
Using Sleep or Hibernation	48
Initiating and exiting Sleep	48
Initiating and exiting Hibernation	49
Setting password protection on wakeup	49
Using the power meter	49
Selecting a power plan	50
Running on battery power	50
Removing a user-replaceable battery	50
Finding battery information	52
Conserving battery power	52
Identifying low battery levels	53
Storing a user-replaceable battery	53
Disposing of a user-replaceable battery	53
Replacing a user-replaceable battery	53
Running on external power	53
Shutting down the computer	54
Managing and sharing information	55
Using a USB device	55
Connecting a USB device	55
Removing a USB device	56
Connecting a powered USB device	56
Inserting and removing a memory card	57
Maintaining your computer	58
Improving performance	58
Handling drives	58
Using Disk Defragmenter	58
Using Disk Cleanup	59
Adding or replacing memory modules	59
Updating programs and drivers	63
Cleaning your computer	63
Cleaning procedures	63
Cleaning the display (All-in-Ones or Notebooks)	63
Cleaning the sides or cover	64
Cleaning the TouchPad, keyboard, or mouse	64
Traveling with or shipping your computer	64
Securing your computer and information	66
Locating your security software	66
Using passwords	67
Setting Windows passwords	67
Setting Setup Utility (BIOS) passwords	68
Using Internet security software	68
Using antivirus software	68
Using firewall software	69
Installing software updates	69
Installing Windows security updates	69
Installing HP and third-party software updates	69
Securing your wireless network	69
Backing up your software applications and information	70
Using an optional security cable lock	70
Using Computer Setup (BIOS) and HP PC Hardware Diagnostics (UEFI)	71
Starting Setup Utility (BIOS)	71
Updating the BIOS	71
Determining the BIOS version	71
Downloading a BIOS update	72
Using System Diagnostics	72
Using HP PC Hardware Diagnostics (UEFI) (select models only)	73
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device	73
Backing up, restoring, and recovering	74
Creating backups	74
Creating recovery media to recover the original system	74
What you need to know	74
Creating the recovery media	75
Creating system restore points	75
What you need to know	75
Creating a system restore point	75
Backing up system and personal information	75
Tips for a successful backup	76
What you need to know	76
Creating a backup using Windows Backup and Restore	76
Restore and recovery	77
Restoring to a previous system restore point	77
Restoring specific files	77
Restoring specific files using Windows Backup and Restore	77
Recovering the original system using HP Recovery Manager	77
What you need to know	77
Recovering using HP Recovery partition (select models only)	78
Recovering using the recovery media	78
Changing the computer boot order	79
Specifications	80
Input power	80
Operating environment	81
Troubleshooting and support	82
Troubleshooting	82
Wireless connection problems	82
Cannot connect to a WLAN	82
Cannot connect to a preferred network	82
Current network security codes are unavailable	83
WLAN connection is very weak	83
Cannot connect to the wireless router	84
Network status icon is not displayed	84
Audio problems	84
Power management problems	85
Resolving a low battery level	85
Resolving a low battery level when external power is available	85
Resolving a low battery level when no power source is available	85
Resolving a low battery level when the computer cannot exit Hibernation	85
Troubleshooting an AC adapter	85
Contacting support	86
Electrostatic Discharge	87