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Toshiba Satellite 2450 user manual Bluetooth, Real Time Clock

Models: Satellite 2450

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ROUBLESHOOTING

User's Manual

Bluetooth

For more information on wireless communication, refer to Chapter 4, Operating Basics.

Problem	Procedure
Cannot access	Make sure the computer’s wireless communica-
Bluetooth device	tion switch is set to on.
	Make sure the Bluetooth Manager is running and
	the power to the Bluetooth device is turned on.
	Make sure no optical Bluetooth PC card is
	installed in the computer. The built-in Bluetooth
	function and an optional Bluetooth PC card
	cannot operate simutaneously.
	If problems persist, contact your dealer.

Real Time Clock

ProblemProcedure

T

Thefollowingmessageis

Displayed on the LCD: RTC battery is low or CMOS checksum is inconsistentPress [F1] key to set Date/Time.

The battery for RTC is wearing. Set the date and time Confirmationmessagewillappear.5. Press [Y] key. BIOS setup will terminate and the computer will be rebooted.

in BIOS setup with the following steps:

1.Press [F1] key. BIOS setup will boot up.

2.Set the date in [System Date].

3.Set the time in [System Time].

4.Press [Fn] + [R] keys ([End] key function). Confirmationmessagewillappear.

5.Press [Y] key. BIOS setup will terminate and the computer will be rebooted.

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Toshiba Satellite 2450 user manual Bluetooth, Real Time Clock

Contents

Toshiba Disclaimer CopyrightTrademarks FCC information FCC notice Declaration of Conformity InformationEU Declaration of Conformity information FCC conditionsContact Vcci Class B InformationConformity Statement Modem warning noticeNetwork Compatibility Statement Type of service Japan regulationsRegion selection RedialTelephone company procedures If problems ariseDisconnection Fax brandingInstructions for IC CS-03 certified equipment Modem warning notice for Australia AT&F AT&W AT%TE=0 ATZSoftware in addition to a modem Page General conditions Description on Laser specification Page Table of Contents Operating Basics Getting StartedXvi Xvii Writing CDs on DVD Multi driveKeyboard Power and Power-Up ModesXviii Optional Devices HW Setup and PasswordsXix Troubleshooting Hardware and system checklistAppendixes Glossary IndexXxii Manual contents PrefaceConventions AbbreviationsIcons KeysKey operation DisplayMessages ConventionsXxvi Stress injury Heat injury General PrecautionsPressure or impact damage Central Processing Unit CPU Performance Disclaimer PC card overheatingEquipment checklist IntroductionChapter HardwareFeatures PowerDocumentation ProcessorFeatures DisksCD-ROM CD-EXTRA Display KeyboardPointing device PortsSlots MultimediaSlim Select Bay CommunicationsSecurity Special features SoftwareSpecial features Battery save modeUtilities Options OptionsSlim Select Bay options CD-RW/DVD-ROMGrand Tour Front with the display closedAudio/Video ControlbuttonsLeft side WirelessSecurity lock Left side Right side Shows the computer’s right sideBack side Back sideUniversal LAN jackSerial Bus Underside Under sideFront with the display open ToshibaFront with the display open System indicators CD/DVD Digital DC in 15V PowerKeyboard indicators Keyboard indicatorsCapsLock indicator USB diskette driveIndicator Slim Select Bay modulesDVD-ROM drive Slim Select Bay modulesCD-RW/DVD-ROM drive DVD-R/-RW driveDVD Multi drive Slim Select Bay HDD adaptor Black Toshiba Style Bay Bridge Media AdaptorUniversal AC adaptor Universal AC adaptorGrand Tour Setting up your work space Getting StartedPlacement of the computer General conditionsSetting up your work space Seating and postureLighting Work habitsConnecting the universal AC adaptor Connecting the AC adaptorTurning on the power Opening the displayTurning off the power Shut Down mode Boot modeStarting up for the first time Starting up for the first timeHibernation mode Benefits of hibernationData save in hibernation mode Turning off the powerStarting Hibernation Automatic HibernationStandby mode Benefits of standbyExecuting standby Clickstart, clickTurn Off Computer and clickStand byStandby limitations Restarting the computerRestarting the computer Follow the on-screen instructions Operating Basics Using the Touch PadPointing devices Using the USB diskette drive Connecting 3 1/2 diskette driveDisconnecting 3 1/2 diskette drive Changing Slim Select Bay modulesRemoving a module Changing Slim Select Bay modulesInstalling a module Removing the Slim Select Bay moduleUsing optical media drives Using optical media drivesLoading discs Manual release with the eject hole Lay the CD/DVD, label side up, in the drawer Removing discs Closing the DVD-ROM drawerBefore writing or rewriting Writing CDs on CD-RW/DVD-ROM driveWriting CDs on CD-RW/DVD-ROM drive When writing or rewriting Writing CD/DVDs on DVD-R/-RW drive Important messageDisclaimer Writing CD/DVDs on DVD-R/-RW driveWriting CD/DVDs on DVD Multi drive Read/write function chart DVD-RWDVD Specifications for Re-recordable Disc for Version Writing CD/DVDs on DVD Multi drive Drag’n Drop CD Data Verification Video DVD-R/-RW/-RAMOperating Basics Media care CD/DVDsDiskettes Media careModem Region selectionProperties menu ModemConnecting SettingModem Selection Dialing PropertiesWireless communications DisconnectingWireless LAN Wireless communicationsSecurity Bluetooth wireless technologyWorldwide operation Wireless communication switch Wireless communication IndicatorIndicatorstatus Indication Radio linksConnecting LAN cable LANDisconnecting LAN cable Cleaning the computerCleaning the computer Moving the computer Heat dispersalKeyboard Typewriter keysSoft keys Fn key combinations F1 … F12 function keysEmulating keys on enhanced keyboard Soft keys Fn key combinations Hot keys Soft keys Fn key combinations Display clarity increases with the brightness level Arrow mode Windows special keysKeypad overlay Fn Sticky keyTemporarily using normal keyboard overlay on Numeric modeTemporarily using overlay overlay off Generating Ascii charactersTemporarily changing modes Generating Ascii charactersKeyboard Power and Power-Up Modes Power conditionsPower indicators Battery indicatorsBattery types DC in indicatorPower indicator Battery packReal Time Clock battery Safety precautions Care and use of the battery packCare and use of the battery pack Modes Care and use of the battery pack Procedures Charging time hours Battery type Power on Power offCharging the batteries TimeMonitoring battery capacity Battery charging noticeMaximizing battery operating time Retaining data with power off Extending battery lifeReplacing the battery pack Removing the battery packInstalling the battery pack Replacing the battery packStarting the computer by password Securing the battery coverPower-up modes Panel power offPower-up modes System Auto OffModes HW Setup and Passwords HW SetupAccessing HW Setup HW Setup windowBoot Priority Power On DisplayHW Setup EnterNetwork Boot Protocol USB Password GeneralPassword was registered Device Config Key FDSupervisor password Supervisor passwordParallel/Printer Passwords Power devices Optional DevicesCards/memory Peripheral devicesPC cards Inserting a PC cardRemoving a PC card PC cardsSD cards Inserting an SD cardSD card care Removing an SD cardSD cards Installing memory module Memory expansionMemory expansion Removing the keyboard braceRemoving the keyboard Raising the insulation sheet 11 Installing a memory module Removing memory module Toshiba Style Bay Bridge media adaptor 13 Removing the memory moduleInserting Before installingToshiba Style Bay Bridge media adaptor Removing 16 Secureing a screwSmartMedia Write protection18 Inserting a SmartMedia Memory Stick Installing a Memory StickRemoving a Memory Stick Compact Flash Installing a Compact Flash moduleRemoving a Compact Flash memory module Battery pack Black USB FDD kitBridge media care Slim Select Bay HDD adaptor BlackSlim Select Bay HDD adaptor Black 22 Opening the lidExternal monitor 24 Closing the lidChanging the resolution Using the TV buttonClick start and click Control Panel Link IEEE1394 25 Display propertiesPrecautions Link IEEE1394Security lock Point to i.LINK IEEE1394 device and clickSecurity lock 28 Security lockProblem solving process TroubleshootingPreliminary checklist Analyzing the problem Hardware and system checklist Hardware and system checklistSystem start-up Power Self testAC power Overheating power downProblem Procedure Battery Slim Select BayPassword LCD panelHard disk drive DVD-ROM CD-RW/DVD-ROM drive Hardware and system checklist DVD-R/-RW drive DVD Multi drive EXTRA,CD-GAudioCDonly Diskette drive SD cardPC card Infrared portTouch Pad Pointing deviceClick the Pointer Options tab ProblemProcedure USB mouseUSB Memory expansionSound system MonitorLink IEEE1394 ModemNo Carrier LAN Bluetooth Real Time ClockWhere to write Toshiba supportBefore you call Toshiba supportInEurope Specifications Power RequirementsAppendix a Environmental RequirementsCommunicationspecifications Display controller Display Controller and ModesAppendix B Video modes Video modes VGAAppendix B Video modes XGA Appendix B Video modes XGA Video modes Super XGA+ Video modes Super XGA+ Appendix B Appendix B AT Commands Repeat last commandAppendix C +++ Escape sequenceBn Communication standard setting Answer commandDn Dial En Echo command Hn Hook controlRequest ID information Appendix CMn Monitor speaker mode Ln Monitor speaker volumeNn Modulation handshake Select pulse dialing On Return on-line to data modeQn Result code control Vn DCE response format Select tone dialingXn Result code selection, call progress monitoring Dial tone detect Busy tone detectZn Recall stored profile Cn Data Carrier Detect DCD controlLoad factory settings Dn DTR controlTn Self-test commands Gn V.22bis guard tone controlKn Local flow control selection Pn Select Pulse Dial Make/Break Ratio WWStore current configuration Display Current ConfigurationZn=x Store telephone number \Nn Error control mode selection \Qn Local flow control selectionView numbers in blacklist \Vn Protocol result codeCn Data compression control Registers Register valuesAppendix D ATSn?S3 Command line termination character user defined S0 Auto answer ring numberS1 Ring counter S2 AT escape character user definedS5 Command line editing character user defined S4 Response formatting character user definedS6 Wait before dialing Appendix DS7 Connection completion time-out S8 Comma pause timeS11 Dtmf dialing speed S12 Escape guard timeS37 Dial line rate AT command set result codes Result Code Numeric DescriptionDelayed Appendix D Appendix E ModeFunction Transmissionspeed Table E-1 Result codes for a V.90 connection AT Command Appendix EAppendix E Installing the internal modem Installing the modem board and jackInternal Modem Guide Appendix FRemoving the internal modem Wireless LAN Card SpecificationsRadio Characteristics Appendix GSupported Frequency Sub-bands Wireless Ieee 802.11 Channels Sets Revision B2457 Wireless Ieee 802.11 Channels Sets Revision a Appendix GWireless Channels Sets Turbo Mode AC Power Cord Connectors Appendix HUSA and Canada Australia EuropeParts Numbers AppendixConfigurations Abbreviations GlossaryGlossary-1 Adaptor Glossary-2Cache memory Glossary-3Capacity Glossary-4Dielete Glossary-5Device driver Glossary-6Hard disk drive HDD Glossary-7Hardware Glossary-8Menu Glossary-9Microprocessor Glossary-10Prompt Glossary-11Radio frequency interference RFI shield Glossary-12Write protection Glossary-13Glossary Glossary-14Index IndexIndex-1 Index-2 Index-3 Index-4 Index-5 Index-6