HP 2161US, 2186AF, 2182US, 2182AT, 2182AF, 2181AF, 2180EA, 2180AF, 2180CA Batteries and Power Management

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Batteries and Power Management

Reference Guide 29

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Contents Compaq Notebook Series Reference Guide Ii Reference Guide Important Safety Information Iv Reference Guide Software Product License AgreementReference Guide Vi Reference Guide Contents Batteries and Power Management Index Getting Started with Your Notebook Series 2100 and N1050v Identifying Parts of the NotebookIdentifying Parts of the Notebook Mini-PCI cover no user parts inside Series Identifying Parts of the Notebook Identifying Parts of the Notebook Battery status Power modeStatus Lights Hard disk drive activityIdentifying Parts of the Notebook Insert the battery Setting Up Your NotebookConnect AC power Connect a phone line Turn on the notebook Set up WindowsHint Basic Operation Power mode To enter this mode Function Default power settingsStandby -Power Operating Your NotebookTo change the boot device To reset the notebookTo use the TouchPad This hot key Does this To use the function hot keysTo program a One-Touch button To use the One-Touch buttonsTo use the ALT GR key To use the Windows and Applications keysThis key combination Does this Could stop responding and you could lose data Using CDs or DVDsTo create or copy CDs To play DVD moviesSecuring Your Notebook To set up password protectionTo lock your notebook WindowsTo protect against viruses To attach a security cableHard disk drive To lock the hard disk driveTo protect your hard disk drive Taking Care of Your NotebookTo maintain your notebook To clean your notebook To safeguard your dataTo extend the life of the display Batteries and Power Management How the notebook manages power automatically Managing Power ConsumptionInformation that was not saved will be lost Unsaved data if the notebook battery runs down completely Changing timeout settings and creating power schemesTo check battery status Using Battery PowerTo respond to a low-battery warning To get the most from your batteries To recharge the batteryUsing Battery Power Modem and Network Connections Telephone line type prior to connecting your phone line Using the ModemSpecial restrictions in certain countries To change your modem settingsConnecting to a Local Area Network LAN Connecting to an Existing Wireless Network Making Wireless Network Connections select models onlyTo prepare for connections Creating a New Notebook-to-Notebook Network Ad Hoc Individual wireless functions Purchase a license before using the wireless functionTurning on communication and making a connection Turning off communication and ending a connection To turn Bluetooth communication on and off Making Wireless Bluetooth Connections select models onlyTurning on Bluetooth communication FunctionTurning off Bluetooth communication To prepare for Bluetooth connectionsSharing files with another Bluetooth device FTP To send or receive files using BluetoothSending Outlook data to another Bluetooth device OPP Add-On Devices Connecting PC Cards To insert or remove a PC Card Connecting External DevicesInserting a PC Card Connecting External Devices Audio recorder Series 2100 and N1050v External microphone connector pinkThese jacks may damage the notebook ReplicatorSwitching the display to the external monitor Connecting an external monitorAdjusting monitor resolution and other settings To use an external monitorTo connect an Ieee 1394 device select models only Using dual display modeTo connect an infrared device select models only Using the infrared portPrinting to an infrared printer Transferring files through an infrared connectionTo use a port replicator select models only To dock to the port replicator To undock from the port replicator To install a RAM expansion module Installing Additional RAM MemoryBack of the notebook Series 2100 To remove a RAM expansion module Installing Additional RAM Memory To replace the hard disk drive Replacing the Hard Disk DriveTo replace the hard disk drive holder To prepare a new hard disk drive Troubleshooting and Maintenance Audio problems Troubleshooting Your NotebookIf no sound is audible If sound does not recordIf you can’t boot from a CD or DVD CD-ROM and DVD problemsIf you get a Region Code error when playing a DVD movie If a DVD plays erraticallyDisplay problems If an external display does not work Hard disk drive problemsIf the notebook hard drive doesn’t spin If the hard disk makes a buzzing or whining noiseInfrared problems Heat problemsIf you have problems with infrared communications If the notebook gets abnormally hotIf the pointer is difficult to control Keyboard and pointing device problemsIf the TouchPad doesn’t work If the TouchPad moves the pointer or cursor while you typeIf the built-in network adapter doesn’t connect to the LAN Local area network LAN problemsIf you can’t log in to Netware servers If a network connection responds slowlyModem problems Memory problemsIf the modem dials incorrectly If the modem doesn’t dial or no dial tone is detectedIf the modem dials but doesn’t connect If the modem isn’t detectedIf the modem dials but you can’t hear it If the modem causes an Error messageIf the modem connects, but transferred data is bad If the modem doesn’t faxPerformance problems PC Card Pcmcia problemsIf the notebook stops responding Power and battery problemsIf the notebook turns off immediately after it turns on If the notebook keeps beepingIf the Time Remaining for the battery is not correct If the battery doesn’t chargeIf the notebook has a short operating time Printing problems If a serial mouse doesn’t work Serial, parallel, and USB problemsIf a serial modem doesn’t work properly If the serial or parallel port is not workingStartup problems If you have problems with wireless 802.11 communication Wireless problemsIf your notebook cannot detect a certain Bluetooth device If your notebook cannot detect any Bluetooth devicesIf you can connect, but the network is slow To run the Bios Setup utility Configuring the NotebookMain Menu Setting Description DefaultSecurity Menu To change video memory settings using Bios Setup utility To replace a damaged QuickRestore System Recovery CD Reinstalling and Updating SoftwareReference Information Modem Reference Information Command ConexantModem Reference Conexant G ,h ,i G,h +MCR ECC Commands +FMR AT* CommandsCode Meaning Register Function Conexant Range/units DefaultPower Cords Safety InformationCountry or Region Rated Voltage and Current Laser Safety Battery SafetyMercury Safety LED SafetyExposure to Radio Frequency Radiation Connections to Peripheral Devices Regulatory InformationRegulatory Information Declaration of Conformity U.S.A CanadaResponsible Party Trade nameEuropean Union Regulatory Information Japan Telecommunications Approval JapanConexant AMC20493-KT5 Data Fax Modem PTC 211/02/071 New ZealandPTC200 7.5.2 3 4 Ringer Sensitivity Russia InternationalEMC Index QuickRestore System Recovery USB

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