Troubleshooting | Compaq LTE 5000 specification

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Chapter 13

Troubleshooting

If you have a problem with your computer, you may be able to solve it easily with the aid of this chapter and the online Troubleshooting help. This chapter provides a brief checklist for solving minor problems and a list of possible problems and solutions for the following topics:

■	Audio	■	Keyboard
■	Battery/Battery Gauge	■	Memory
■	CD-ROM Drive	■	PC Card (PCMCIA)
■	Diskette/Diskette Drive	■	Pointing device
■	Hard Drive	■	Power
■	Hardware	■	Printer
■	Infrared	■ Screen (display and external
			monitor)

For online Troubleshooting help, click the Start button, click Help, click the Contents tab, then double-click Troubleshooting. Double- click the type of problem you are having, and a troubleshooter asks questions to help identify and solve the problem. (The online Compaq Troubleshooting provides information similar to that provided in this chapter.)

For a list of possible error messages during the Power-On Self-Test (POST), see Appendix A.

NOTE: A message on the screen does not necessarily mean that an error condition exists. It may be nothing more than an information message about what the computer is doing, or a prompt reminding you to enter information or press a key.

If you are unable to solve a problem with the troubleshooting tips in this chapter and the online Troubleshooting help, follow the instructions in Chapter 11, "Running Compaq Diagnostics", to run Computer Checkup from the Compaq Diagnostics diskette. If you find it necessary to call technical support, you will be asked for the printed Computer Checkup error message log or for a list of the error messages. Refer to "Compaq Support" in the Preface of this guide for information about calling Compaq.

Troubleshooting 13-1

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Compaq LTE 5000 manual Troubleshooting

Contents

Beyond Setup Cables Regulatory NoticesFederal Communications Commission Notice Modifications German Ergonomics Notice European NoticeCanadian Notice Avis Canadien Japanese Notice Airline Travel Notice Laser SafetyCdrh Regulations Teac CD-40 E-900-U Laser Information Contents Using Battery Packs Basic Operating, Maintenance, and Travel Guidelines Working with Removable Drives Connecting External Desktop Equipment Running Computer Setup Using PC CardsUsing Audio Equipment Installing an Optional Memory Expansion Board Troubleshooting Running Compaq DiagnosticsIntelligent Manageability Xiv Contents Symbols and Conventions Used in This Guide Where to Find InformationBefore You Begin Compaq Support Preparing for a Technical Support Call Ordering Backup Diskettes Country Location Code Telephone Number Worldwide Telephone Numbers FaxPaq Compaq Care CenterCompaq Care Center Fax General Fax Country Location Code Telephone Number FaxStation Windows 95 SupportGeneral Information Technical Support PaqFax Poland General Information 0990-134456 General Information FaxPaq QuickLine Bulletin Board58-2-953-6944 Taking a Look at the Computer Backing Up the Preinstalled Software Preinstalled Software Memory Interior ComponentsIncreasing RAM Memory Exterior Components Component Function Components on the Front and Right Side Components on the Front and Right Side Diskette drive in the MultiBay is being accessedAn external monitor is actively displaying information Built-in microphone for the multimedia sound system Ventilation intake Stereo speakers Brightness control Components on the Rear and Left Side Headphone jack Stereo line-in jack Serial connector Parallel connectorSerial number For customer support EasyPoint II Pointing Device Mouse Buttons Keyboard and EasyPoint Pointing Device Replacing the Pointing Device Cap Customizing the Pointing Device Keyboard Features Identifying Keyboard Features Using Text Stretch Using the Embedded Numeric KeypadHotkeys Key Hotkeys Fn+F6 Connecting to an External Power Source Power Sources Connecting the AC Adapter Connecting the Automobile Adapter Disconnecting from an External Power Source Power Controls Power ControlsTurning On the Computer Turning Off the Computer Caring for the Computer Air Travel Traveling and Shipping Guidelines Shipping International Travel Extending Battery Pack Operating Time Using Battery Packs Battery Gauge Icons and Battery Light Enhancing Battery Gauge Accuracy Identifying and Resolving Low-Battery Condition Removing a Battery Pack from the Computer Replacing Battery Packs Removing a Battery Pack from the Computer Inserting a Battery Pack into the Computer Charging Battery Packs in the Computer Charging Battery PacksCharging Battery Packs in Expansion Bases Charging Battery Packs Outside Normal Operating Conditions Recycling Used Battery Packs Storing Battery Packs Connecting External Desktop Equipment Serial Devices Parallel Devices External Monitor Connecting External Desktop Equipment External Keyboard, Numeric Keypad, or PS/2 Mouse MultiBay-ISA Expansion Base Sliding Open the External Options Connector Cover Sliding the Computer into the Expansion Base Using the Docking Lever to Dock the Computer Undocking the Computer from the Expansion Bases Attaching an Optional Security Cable Lock Using the Ethernet Connectors on the Expansion Base Connecting External Desktop Equipment Infrared Port on the Computer Preparing for an Infrared Connection Working with Removable Drives Removable Number Number and Supported Locations For Removable ComponentsSupported Locations Supported Caring for Removable Drives Placing a Hard Drive into the Hard Drive Carrying Case Working with Removable Drives Securing a Drive in the Dedicated Hard Drive Bay Dedicated Hard Drive Bay Removing a Hard Drive from the Dedicated Hard Drive Bay Removing the Hard Drive from the Dedicated Hard Drive Bay Inserting a Hard Drive into the Dedicated Hard Drive Bay Inserting the Hard Drive into the Hard Drive Bay Securing a Drive in the Computer MultiBay Computer MultiBay Inserting a Hard Drive into the Computer MultiBay Page 14Working with Removable Drives Removing a Hard Drive from the Computer MultiBay Inserting a CD-ROM Drive into the Computer MultiBay Removing a CD-ROM Drive from the Computer MultiBay Operating a CD-ROM Drive Inserting a CD into the CD-ROM Drive Removing a CD from the CD-ROM Drive Opening the CD Loading Tray Manually Inserting a Diskette Drive into the Computer MultiBay Accessing a Diskette Drive in the Expansion Base Inserting the Diskette Drive into the Computer MultiBay Removing a Diskette Drive from the Computer MultiBay Using a Diskette Drive Using LTE 5000 Hard Drives Using Additional Hard DrivesUsing LTE Elite Hard Drives Working with Removable Drives Inserting into the Expansion Base MultiBay Changing the Boot Drive 30Working with Removable Drives Using PC Cards in Windows Using PC Cards Formatting Storage PC Cards Installing Card-Specific Device Drivers Atainit d Using PC Cards in MS-DOS Mode Inserting a PC Card Push the PC Card door in to close it Removing a PC Card Using Audio Equipment Using the Built-In Audio Equipment Internal Stereo Speakers Volume Control Internal Microphone Connecting Optional External Audio EquipmentStereo Speaker/Headphone Jack Mono Microphone Jack Stereo Line-In Jack Installing an Optional Memory Expansion Board Open the connector door on the rear panel of the computer Inserting a Memory Expansion Board into the Memory Slot Running Computer Setup Initialization Menu DefaultOption Option Default Power MenuPorts Menu 10-4Running Computer Setup Disabled Enabled Setup PasswordSecurity Menu Power-On Password QuickLock/QuickBlank Exit MenuDevice Disabling Power Management Customizing Computer SettingsComputer Setup Power Management Suspend Windows 95 Power Properties Hibernation Security Features Computer Checkup Test Running Compaq Diagnostics 11-2Running Compaq Diagnostics ROM View System Information Inspect Intelligent Manageability Fault ManagementAsset Management Security Management Troubleshooting Checklist for Minor Problems Problem Solving Audio ProblemsSolutions Problem Probable Cause Solutions Solving Battery and Battery Gauge Problems Information Battery pack, or a charged Memory was lost Not charge Temperature extremesBattery pack is at end of its life. Replace battery pack Due to charging After charging Battery gauge is Recharge the battery pack Off or disabledIs draining the battery Battery pack has partially Compact disc CD-ROM drive Solving CD-ROM Drive ProblemsCD-ROM drive Cannot read a Solving Diskette and Diskette Drive Problems Damaged Bootable diskette is notComputer Setup Cannot read a Used Drive Diskette Diskette is defective or Problem Probable Cause Solving Hard Drive Problems Solving Hard Drive Problems Probable Cause Solving Hardware ProblemsProblem Probable Cause Solutionss Cause Solutions Solving Infrared Problems Solving Memory Problems Solving Keyboard Problems PC Card slots are disabled Solving PC Card ProblemsCard sound effects Solving PC Card Problems Cause Solving Pointing Device ProblemsProblem CauseSolutions Solving Power Problems Solving Printer Problems Solving Screen Problems This is typical no action is required Solving Screen Problems Power-On Self-Test Error Messages A-1 Power-On Self-Test Error Messages Message Description Keyboard failed the self-test commandReal time-clock is not ticking Message Possibly by a power lossSpecified in Cmos RAM Message Description Beep Code Fatal Error MessagesWalking bit test of Cmos RAM locations 0E Hex 3F Hex failed Meaning Beep Beep Code Sequence Computer SpecificationsMetric Computer Specifications Inch Color STN Svga Display Inch Color TFT Svga Display 288 x 0.288 mm Height 17.48 cm Width 23.24 cm64K 70 CD/M2 @ 4 mA 70 CD/M2 @ 5 mA Inch Color TFT 1024x768 DisplayHeight 18.43 cm Width 24.58 cm Panel 256K System 810 MB 35 GB 16 GB Hard Drive High density Low density Diskette Drive 6X CD-ROM Drive Lithium Ion Battery Pack Nickel Metal Hydride Battery Pack Connector Pin Signal Connector Pin AssignmentsSerial Connector Keyboard/Mouse Connector Pin Signal Parallel Connector External Monitor Connector Signal Pin PC Card Pcmcia ConnectorGround Address bit Data bit Microphone Input Digital waveformRight Channel Output Left Channel Output OSC External Options Connector Midi Battery 1 VoltageReserved System Data Bit Mouse Data Ground CRT ID Bit 8Connector Pin Assignments 179 System Address Bit 196 DC Voltage Input 180 197 200 Battery 1 Voltage Two-Prong, Double-Insulated Power Cord Set Requirements Accredited Applicable Country Agency Power Cord Set Requirements Two-Prong, Double-Insulated Power Cord Set Requirements D-3 Three-Prong Grounded Power Cord Set Requirements 2Three-Prong Grounded Power Cord Set Requirements Three-Prong Grounded Power Cord Set Requirements E-3 Preventing Electrostatic Discharge Electrostatic Discharge Grounding Methods Index Index 2Index Index 4Index Index 6Index Index 8Index Index Index Index Index