If your computer cannot detect any Bluetooth devices | Compaq EH63V

Troubleshooting and Maintenance

Troubleshooting Your Computer

If your computer cannot detect any Bluetooth devices

•Make sure the wireless indicator light is on.

•Make sure Bluetooth communication is turned on. Click Start, All Programs, Utilities, Wireless Configuration, then click the Bluetooth button if it’s not turned on. If no Bluetooth button is shown, your computer does not support Bluetooth communication.

•Make sure the Bluetooth devices are turned on. Some Bluetooth phones must be set for detection and may be detectable by other devices for only a short time.

If your computer cannot detect a certain Bluetooth device

•Make sure the Bluetooth device is turned on. Some Bluetooth phones must be set for detection and may be detectable by other devices for only a short time.

•Refresh the list of Bluetooth devices. Double-click the Bluetooth icon in the taskbar, then click Bluetooth, Search For Devices in the menu bar.

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Compaq EH63V, EH65V manual If your computer cannot detect any Bluetooth devices

Contents

Compaq Notebook Series Reference Guide Reference Guide Meets the requirements of ACA Technical Standard TS008 Important Safety InformationSoftware Product License Agreement Reference Guide Reference Guide Contents Add-On Devices Batteries and Power ManagementModem and Network Connections Troubleshooting and Maintenance Index 157 Support and Service 125Reference Information 133 Getting Started with Your Notebook Taking Inventory What’s in the box? To buy accessories To find more information Identifying Parts of the Computer Front View Back View Bottom View Status Lights Power modeBattery status Hard disk drive activity Identifying Parts of the Computer Setting Up Your Computer Install the battery To remove the battery Connect AC power Connect a phone line Hint Set up WindowsTurn on the computer To connect to the Internet What to do next Basic Operation Operating Your Computer To turn the computer on and off To reset the computer To change the boot device To use the touch pad Moving and selecting Scrolling with the scroll pad To use the Fn hot keys This hot key Does this To use the One-Touch buttons To reprogram a One-Touch button This key combination Does this To use the Windows and Applications keysTo use the embedded keypad To use the ALT GR key To adjust the displayChanging display settings Changing the brightness To increase or decrease the volume To adjust the volumeUsing an external monitor To mute the audio Using CDs or DVDs Could stop responding and you could lose data To play DVD movies To create or copy CDs Securing Your Computer To set up password protectionBios Setup Utility Windows XP To lock your computer To attach a security cable To protect against viruses To lock the hard disk drive Disk drive To maintain your computer Taking Care of Your ComputerTo protect your hard disk drive To safeguard your data To extend the life of the display To clean your computer Batteries and Power Management Information that was not saved will be lost Managing Power ConsumptionHow the computer manages power automatically Managing CPU power Changing timeout settings and creating power schemesUnsaved data if the computer’s battery runs down completely Hibernate To manage power manuallyPower mode Does this… Use when… To enter this mode… Standby Off Using Battery Power To check battery status To get the most from your batteries To respond to a low-battery warningTo recharge the battery Using Battery Power Modem and Network Connections Using the Modem To connect the modem Special restrictions in certain countries Signing up with an Internet Service ProviderConnecting to the Internet To disconnect from the Internet To dial in to a network To change your modem settings To send an e-mail message To send and receive e-mailTo start Outlook Express To receive e-mail messages To send and receive faxes Connecting to a LAN To connect to a LAN To prepare for connections Making Wireless Network ConnectionsConnecting to an Existing Wireless Network Creating a New Computer-to-Computer Network AdHoc To turn wireless communication on and off Turning on communication and making a connection Turning off communication and ending a connection Turning on Bluetooth communication Making Wireless Bluetooth ConnectionsTo turn Bluetooth communication on and off Turning off Bluetooth communication To prepare for Bluetooth connections Sending Outlook data to another Bluetooth device OPP To send or receive files using BluetoothSharing files with another Bluetooth device FTP To connect to a Bluetooth printer or serial device To make a dial-up connection via a Bluetooth phone Add-On Devices Inserting a PC Card Connecting PC CardsTo insert or remove a PC Card Removing a PC Card Lose data Locating connectors on the computer Connecting External DevicesTo identify connectors for external devices Locating connectors on the port replicator To connect a USB device To connect a printer or other parallel deviceTo connect an external keyboard or mouse To connect an audio device Adjusting monitor resolution and other settings Connecting an external monitorSwitching the display to the external monitor To use an external monitor To connect a TV set Using dual display modeTo use a TV set as a monitor To activate the TV display To connect an Ieee 1394 deviceTo connect a serial device To play DVD movies on the TV Disabling the infrared port Using the infrared portTo connect an infrared device Printing to an infrared printer To use a port replicator To dock to the port replicator Connecting External Devices To undock from the port replicator Installing Additional RAM To install a RAM expansion module To remove a RAM expansion module Replacing the Hard Disk Drive To replace the hard disk drive To replace the hard disk drive holder To prepare a new hard disk drive Troubleshooting and Maintenance If no sound is audible Troubleshooting Your ComputerAudio Problems If sound does not record If a DVD plays erratically CD-ROM and DVD ProblemsIf you can’t boot from a CD or DVD in the CD/DVD drive If a DVD movie stops playing in the middle If a DVD movie doesn’t fill the screen If you get a Region Code error when playing a DVD movieIf the computer cannot read a CD or DVD If a DVD doesn’t play with two displays If the screen is difficult to read Display ProblemsIf the computer is on, but the screen is blank If an external display does not work If the computer’s hard drive doesn’t spin Hard Disk Drive ProblemsIf one or more display pixels look bad If the hard disk makes a buzzing or whining noise If you have problems with infrared communications Heat ProblemsInfrared Problems If files are corrupted If the touch pad doesn’t work Keyboard and Pointing Device ProblemsIf the pointer is difficult to control If the touch pad moves the pointer or cursor while you type If you can’t update or reinstall One-Touch software LAN ProblemsIf you can’t type the euro symbol If the embedded numeric keypad doesn’t work Memory Problems If the modem doesn’t dial or no dial tone is detected Modem ProblemsIf the modem seems slow If the modem dials incorrectly If the modem dials but you can’t hear it If the modem dials but doesn’t connectIf the modem isn’t detected If the modem connects, but transferred data is bad PC Card Pcmcia Problems If a PC card modem is not working Performance ProblemsIf an I/O card stops communicating properly If the computer pauses or runs sluggishly If the computer stops responding Port Replicator ProblemsIf the operating system hangs when you dock or undock If a connection isn’t working If the computer turns off immediately after it turns on Power and Battery ProblemsIf the battery doesn’t charge If the computer keeps beeping If the computer doesn’t automatically hibernate as expected If the Time Remaining for the battery is not correctIf the computer doesn’t suspend to Standby mode as expected If the left edge of printed output is missing Printing ProblemsIf a serial or parallel printer doesn’t print If an infrared printer doesn’t print If a serial modem doesn’t work properly Serial, Parallel, and USB ProblemsIf a serial mouse doesn’t work If the computer won’t boot from battery power Startup ProblemsIf the computer doesn’t respond when you turn it on If the serial or parallel port is not working If the computer stops responding after booting Wireless ProblemsIf the computer won’t boot from the floppy disk drive If you have problems with wireless 802.11 communication If you can connect, but the network is slow If your computer cannot detect any Bluetooth devices If your computer cannot detect a certain Bluetooth device Testing the Hardware To run the e-Diagtools diagnostic test Testing the Hardware Configuring the Computer To run the Bios Setup utility Setting Description Default Main Menu System Devices Menu Security Menu Boot Menu Exit Menu Reinstalling and Updating Software To recover the factory installation of your hard disk To update the Bios PC Identification and Bios passwords To update Windows drivers Support and Service To get help from the Web To get support or serviceGetting Assistance for Your Computer We will not be able to help with questions about Home Support Business Support To receive repair service To prepare your computer for shipment Limited Warranty Statement Product Duration of Limited Warranty Reference Information Hardware Specifications Keyboard Wireless LANBluetooth PAN Pointing Devices Environmental Security FeaturesExpandability Limits Modem Reference Information AT Commands ConexantCommand Function Conexant Modem Reference Conexant G,h,i +GMI +MCR ECC Commands FAX Class Voice Commands AT* Commands Selected Result Codes Conexant Register Function Conexant Range/units DefaultRegisters Conexant Code Meaning Country or Region Rated Voltage and Current Part Number Safety InformationPower Cords Ergonomics Battery Safety Laser Safety LED Safety Mercury Safety Exposure to Radio Frequency Radiation Regulatory Information Connections to Peripheral Devices Regulatory Information Responsible Party CanadaDeclaration of Conformity U.S.A Trade name European Union Regulatory Information Japan Japan Telecommunications Approval New Zealand Conexant AMC20493-KT5 Data Fax Modem PTC 211/02/071 Russia International EMC Index Reference Guide QuickRestore System Recovery CD USB