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HP Pavilion dm4-1000 User Guide - Windows 7 - Page 31

Network icon is not displayed, Current WLAN network security codes are unavailable, Start - review

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Network icon is not displayed If the network status icon is not displayed in the notification area after you configure the WLAN, the software driver is either missing or corrupted. A Windows "Device not Found" error message may also be displayed. The driver must be reinstalled. Get the latest version of the WLAN device software and drivers for your computer from the HP Web site at http://www.hp.com. If the WLAN device you are using was purchased separately, consult the manufacturer's Web site for the latest software. To get the latest version of the WLAN device software for your computer, follow these steps: 1. Open your Web browser and go to http://www.hp.com/support. 2. Select your country or region. 3. Click the option for software and driver downloads, and then type your computer model number in the Search box. 4. Press enter, and then follow the on-screen instructions. NOTE: If the WLAN device you are using was purchased separately, consult the manufacturer's Web site for the latest software. Current WLAN network security codes are unavailable If you are prompted for a network key or a name (SSID) when connecting to a WLAN, the network is protected by security. You must have the current codes to make a connection on a secure network. The SSID and network key are alphanumeric codes that identify your computer to the network. ● For a network connected to your personal wireless router, review the router user guide for instructions on setting up the same codes on both the router and the WLAN device. ● For a private network, such as a network in an office or at a public Internet chat room, contact the network administrator to obtain the codes, and then enter the codes when prompted to do so. Some networks change the SSID or network keys used in their routers or access points on a regular basis to improve security. You must change the corresponding code in your computer accordingly. If you are provided with new wireless network keys and SSID for a network, and if you have previously connected to that network, follow these steps to connect to the network: 1. Select Start > Control Panel > Network and Internet > Network and Sharing Center. 2. Click Manage wireless networks in the left panel. A list showing the available WLANs is displayed. If you are in a hotspot where several WLANs are active, several are displayed. 3. Select the network in the list, right-click the network, and then click Properties. NOTE: If the network you want is not listed, check with the network administrator to be sure that the router or access point is operating. 4. Click the Security tab and enter the correct wireless encryption data into the Network security key box. 5. Click OK to save these settings. Troubleshooting wireless connection problems 21

Section	Page
Features	11
Identifying the hardware	11
Top components	11
TouchPad	11
Lights	12
Power button and fingerprint reader	13
Keys	14
Front components	15
Right-side components	15
Left-side components	16
Display components	17
Bottom components	18
Wireless antennas	18
Additional hardware components	20
Labels	20
Networking	22
Using wireless devices	22
Identifying wireless and network status icons	22
Using the wireless controls	23
Using the wireless action key	23
Using HP Wireless Assistant software	23
Using operating system controls	24
Using a WLAN	24
Setting up a WLAN	25
Protecting your WLAN	25
Connecting to a WLAN	26
Roaming to another network	27
Using HP Mobile Broadband (select models only)	27
Inserting a SIM	27
Removing a SIM	28
Using Bluetooth wireless devices	29
Bluetooth and Internet Connection Sharing (ICS)	29
Troubleshooting wireless connection problems	30
Cannot connect to a WLAN	30
Cannot connect to a preferred WLAN network	30
Network icon is not displayed	31
Current WLAN network security codes are unavailable	31
WLAN connection is very weak	32
Cannot connect to the wireless router	32
Connecting to a local area network (LAN)	32
Pointing devices and keyboard	34
Using pointing devices	34
Setting pointing device preferences	34
Using the TouchPad	34
Turning the TouchPad on and off	34
Navigating	34
Selecting	35
Using TouchPad gestures	36
Scrolling	36
Pinching/Zooming	36
Connecting an external mouse	37
Using the action keys	37
Using the hotkeys	38
Cleaning the TouchPad and keyboard	39
Multimedia	41
Multimedia features	41
Identifying your multimedia components	41
Using the media activity functions	43
Using the media activity action keys	43
Multimedia software	43
Opening preinstalled multimedia software	44
Using HP MediaSmart software	44
Using other multimedia software	44
Installing multimedia software from a disc	45
Audio	45
Connecting external audio devices	45
Checking your audio functions	45
Using the audio-out (headphone) jack	46
Using the audio-in (microphone) jack	46
Video	46
Using the external monitor port	46
Connecting an HDMI device	47
Configuring audio for HDMI (select models only)	48
Optical drive	48
Identifying the installed optical drive	48
Using optical discs (CDs, DVDs, and BDs)	49
Selecting the right disc (CDs, DVDs, and BDs)	49
CD-R discs	49
CD-RW discs	50
DVD±R discs	50
DVD±RW discs	50
LightScribe DVD+R discs	50
Blu-ray Discs (BDs)	50
Playing a CD, DVD, or BD	50
Configuring AutoPlay	51
Changing DVD region settings	51
Observing the copyright warning	52
Copying a CD or DVD	52
Creating (burning) a CD, DVD, or BD	52
Removing an optical disc (CD, DVD, or BD)	53
Troubleshooting	54
The optical disc tray does not open for removal of a CD, DVD, or BD	54
The computer does not detect the optical drive	54
Preventing playback disruptions	55
A disc does not play	55
A disc does not play automatically	56
A movie stops, skips, or plays erratically	56
A movie is not visible on an external display	57
The process of burning a disc does not begin, or it stops before completion	57
A device driver must be reinstalled	57
Obtaining the latest HP device drivers	58
Obtaining the latest Windows device drivers	58
Webcam	58
Adjusting webcam properties	59
Power management	60
Setting power options	60
Using power-saving states	60
Initiating and exiting Sleep	60
Initiating and exiting Hibernation	61
Using the battery meter	61
Using power plans	61
Viewing the current power plan	61
Selecting a different power plan	62
Customizing power plans	62
Setting password protection on wakeup	62
Using external AC power	62
Connecting the AC adapter	63
Testing an AC adapter	64
Using battery power	64
Identifying batteries	64
Finding battery information in Help and Support	65
Using Battery Check	65
Displaying the remaining battery charge	65
Inserting or removing the battery	65
Charging a battery	67
Maximizing battery discharge time	67
Managing low battery levels	67
Identifying low battery levels	68
Resolving a low battery level	68
Resolving a low battery level when external power is available	68
Resolving a low battery level when a charged battery is available	68
Resolving a low battery level when no power source is available	68
Resolving a low battery level when the computer cannot exit Hibernation	68
Calibrating a battery	68
Step 1: Fully charge the battery	69
Step 2: Disable Hibernation and Sleep	69
Step 3: Discharge the battery	70
Step 4: Fully recharge the battery	70
Step 5: Reenable Hibernation and Sleep	70
Conserving battery power	71
Storing a battery	71
Disposing of a used battery	71
Replacing the battery	71
Switching between graphics modes (select models only)	71
Shutting down the computer	72
Drives	73
Identifying installed drives	73
Handling drives	73
Improving hard drive performance	74
Using Disk Defragmenter	74
Using Disk Cleanup	74
Using HP ProtectSmart Hard Drive Protection	74
Identifying HP ProtectSmart Hard Drive Protection status	75
Using HP ProtectSmart Hard Drive Protection software	75
Replacing the hard drive	76
External devices	81
Using a USB device	81
Connecting a USB device	81
Removing a USB device	81
Using an eSATA device	82
Connecting an eSATA device	82
Removing an eSATA device	82
External media cards	84
Using Digital Media Slot cards	84
Inserting a digital card	84
Removing a digital card	85
Memory modules	86
Adding or replacing memory modules	86
Adding or replacing a memory module in the expansion memory module slot	86
Upgrading a memory module in the primary memory module slot	89
Security	93
Protecting the computer	93
Using passwords	93
Setting passwords in Windows	94
Setting passwords in Setup Utility	94
Administrator password	95
Managing an administrator password	95
Entering an administrator password	96
Power-on password	96
Managing a power-on password	96
Entering a power-on password	96
Using antivirus software	96
Using firewall software	97
Installing critical security updates	97
Installing an optional security cable	97
Using the fingerprint reader	98
Locating the fingerprint reader	98
Registering fingerprints	99
Using your registered fingerprint to log on to Windows	100
HP QuickWeb	101
Disabling and enabling QuickWeb	101
Setup Utility	102
Starting Setup Utility	102
Using Setup Utility	102
Changing the language of Setup Utility	102
Navigating and selecting in Setup Utility	103
Displaying system information	103
Restoring default settings in Setup Utility	103
Exiting Setup Utility	104
Setup Utility menus	104
Main menu	104
Security menu	104
System Configuration menu	104
Diagnostics menu	105
Software updates	106
Updating the BIOS	106
Determining the BIOS version	106
Downloading a BIOS update	107
Updating programs and drivers	107
Backup and Recovery	109
Creating recovery discs	109
Backing up your information	110
Using Windows Backup and Restore	111
Using system restore points	111
When to create restore points	111
Create a system restore point	111
Restore to a previous date and time	112
Performing a recovery	112
Recovering from the recovery discs	112
Recovering from the dedicated recovery partition (select models only)	112

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Network icon is not displayed

If the network status icon is not displayed in the notification area after you configure the WLAN, the

software driver is either missing or corrupted. A Windows “Device not Found” error message may

also be displayed. The driver must be reinstalled.

Get the latest version of the WLAN device software and drivers for your computer from the HP Web

site at

http://www.hp.com

. If the WLAN device you are using was purchased separately, consult the

manufacturer's Web site for the latest software.

To get the latest version of the WLAN device software for your computer, follow these steps:

Open your Web browser and go to

http://www.hp.com/

support

Select your country or region.

Click the option for software and driver downloads, and then type your computer model number

in the Search box.

Press

enter

, and then follow the on-screen instructions.

NOTE:

If the WLAN device you are using was purchased separately, consult the manufacturer's

Web site for the latest software.

Current WLAN network security codes are unavailable

If you are prompted for a network key or a name (SSID) when connecting to a WLAN, the network is

protected by security. You must have the current codes to make a connection on a secure network.

The SSID and network key are alphanumeric codes that identify your computer to the network.

●

For a network connected to your personal wireless router, review the router user guide for

instructions on setting up the same codes on both the router and the WLAN device.

●

For a private network, such as a network in an office or at a public Internet chat room, contact

the network administrator to obtain the codes, and then enter the codes when prompted to do

so.

Some networks change the SSID or network keys used in their routers or access points on a

regular basis to improve security. You must change the corresponding code in your computer

accordingly.

If you are provided with new wireless network keys and SSID for a network, and if you have

previously connected to that network, follow these steps to connect to the network:

Select

Start

Control Panel

Network and Internet

Network and Sharing Center

Click

Manage wireless networks

in the left panel.

A list showing the available WLANs is displayed. If you are in a hotspot where several WLANs

are active, several are displayed.

Select the network in the list, right-click the network, and then click

Properties

NOTE:

If the network you want is not listed, check with the network administrator to be sure

that the router or access point is operating.

Click the

Security

tab and enter the correct wireless encryption data into the

Network security

key

box.

Click

to save these settings.

Troubleshooting wireless connection problems