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Compaq Presario 1800 Series, Models XL180, XL181, XL182, XL183, XL184, XL185, Display, Problem

Models: XL182 XL185 XL183 XL191 XL181 XL190 XL192 XL180

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2.Replace the display assembly.

Presario 1800 Series

Models: XL180, XL181, XL182, XL183, XL184, XL185,

and XL190, XL191, XL192

		Display
	Problem	Probable Cause	Solution(s)
	Problem	Probable Cause	Solution(s)

Display is blank and	System is in Standby mode.
the Standby icon is
flashing.

Notebook display is	Display function was switched
blank and the screen	to the external monitor.
on an external monitor
displays information.

Notebook display	The external monitor is set for
flashes or has garbled	1024 x 768 or higher
characters when	resolution and view is toggled
Notebook is connected	back to the Notebook display,
to external monitor.	which supports up to
	800 x 600.

The light tubes on the	Improper backlight or display
edge of the display	cable connections.
panel do not light up
at all and the
Power-On Self-Test
(POST) completes
when the unit is
powered up.**

	Defective inverter board.

	Defective display cable.

	Defective display panel.

	Defective system board.

The light tubes on the	Defective system board.
edge of the display
panel do not light up
at all and Power-On
Self-Test (POST) does
not complete when the
unit is powered up.**

Press any key or touch the TouchPad.

Press Fn+F3 to switch between the external monitor and the Notebook display (you may have to press more than once).

Restart the Notebook.

1.Check the display cable connections and retest.

2.Replace the display assembly.

Replace the display assembly.

Replace the display assembly.

Replace the display assembly.

Replace the system board.

Replace the system board.

**This problem indicates that the backlight or its power circuitry has failed. If the backlight is not functioning, the POST result cannot be observed. Connect the unit to an external monitor before powering up the unit. If an external monitor is not available verify that POST is complete by opening and closing the display, listening for the single or double beep, and watching for the icons to turn on at the front of the Notebook.

24 TROUBLESHOOTING

PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIES

Image 60

Compaq Presario 1800 Series, Models XL180, XL181, XL182, XL183, XL184, XL185, and XL190, XL191, XL192, Display, Problem

Contents

Presario 1800 Series Welcome to the Maintenance & Service Guide MSGUsing this Guide Presario 1800 SeriesViewing a Chapter Expanding & Hiding Topicsprivacy and legal statement Maintenance and Service GuideBefore You Begin Presario 1800 SeriesSymbols Technician NotesPreface Presario 1800 SeriesSerial Number Locating Additional InformationPresario 1800 Series PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIES Product DescriptionPresario 1800 Series Models XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192Models and Features Feature Display Processor Hard DriveModem Networking Battery System Memory Feature Display Processor Hard DriveFront of Unit PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIESPresario 1800 Series Models XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192Internet Zone Buttons and Lights Presario 1800 SeriesModels XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192 # DescriptionFront Bezel Components Presario 1800 SeriesModels XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192 # DescriptionRight-Side Components PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIESPresario 1800 Series Models XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192Left-Side Components PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIESPresario 1800 Series Models XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192Underneath the Unit PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIESPresario 1800 Series Models XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192Rear Connectors PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIESPresario 1800 Series Models XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192Optional QuikDock ConnectorsPresario 1800 Series ComponentsPhysical and Environmental SpecificationsSpecification Presario 1800 SeriesSystem Interrupts System DMAPresario 1800 Series Models XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192System I/O Address System Function Shipping ConfigurationPresario 1800 Series Models XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192System Memory Catalog System Function Shipping ConfigurationPresario 1800 Series I/O AddressDisplay Information SpecificationsPresario 1800 Series Models XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192Memory Expansion Diskette DrivePresario 1800 Series Models XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192Hard Drive CD or DVD DriveSpecification SpecificationBattery Pack Battery PackPresario 1800 Series Models XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192Parallel Connector SignalSignal Signal is active lowSerial Connector Keyboard/Mouse ConnectorSignal SignalModem Connector Game Port ConnectorSignal SignalS-Video Connector External VGA Monitor PortPin Signal SignalTV-Out Composite Video Connector Univeral Serial Bus USBSignal SignalQuikDock Connector SignalSignal Pin SignalPower Modes HibernationStandby Battery and Power ManagementSummary of Power Modes Full OffShut down Presario 1800 SeriesPower Settings Power SchemesPresario 1800 Series Alarms SpeedStep TechnologyPresario 1800 Series Rebooting After a Lockup Recovering From a Loss of Electrical PowerPresario 1800 Series Increasing Battery-Operating Life Minimizing the Energy RequiredMaximizing the Energy Stored Presario 1800 SeriesConditioning a Battery Pack Disposing of a Used Battery PackPresario 1800 Series Troubleshooting Presario 1800 SeriesModels XL180, XL181, XL182, XL183, XL184, XL185 and XL190, XL191, XL1922. Run Compaq Diagnostics Preliminary StepsPresario 1800 Series Clearing the Power-On Password 3. Remove the battery 4. Remove the Palmrest cover5. Remove the keyboard 6. Remove the Heatspreader Presario 1800 SeriesPower-On Self Test POST POST Error MessagesPresario 1800 Series XX000YZZ 201-Memory Error 301-Keyboard Error304-Keyboard or System Unit Error 601-Diskette Controller ErrorCompaq Diagnostics Checkup TEST View System Information INSPECTPresario 1800 Series Checkup TEST Presario 1800 Series5. Select View System Information INSPECT from the Diagnostics menu View System Information INSPECTPresario 1800 Series Diagnostic Error Codes Presario 1800 SeriesProcessor Test Error Codes Error CodeMemory Test Error Codes Error Code DescriptionKeyboard Test Error Codes Error Code DescriptionParallel Printer Test Error Codes Error Code DescriptionDiskette Drive Test Error Codes Error Code DescriptionSerial Test Error Codes Error Code DescriptionHard Drive Test Error Codes Error Code DescriptionECC = Error Correction Code Presario 1800 SeriesVideo Test Error Codes Error Code Description2. Replace the display assembly and retest Presario 1800 SeriesVideo Test Error Codes Continued Error Code Description2. Replace the display assembly and retest Presario 1800 SeriesVideo Test Error Codes Continued Error Code Description3. Replace the display assembly and retest Presario 1800 SeriesAudio Test Error Codes Error CodeTouchPad Interface Test Error Codes Error Code DescriptionTroubleshooting without Diagnostics Before Replacing PartsPresario 1800 Series Solving Minor Problems Audio SolutionsBattery Pack/Gauge Solutions Presario 1800 SeriesBattery Pack/Gauge ProblemSolutions Replace the battery pack Replace the RTC batteryBattery Pack/Gauge ProblemSolutions Presario 1800 SeriesCD and DVD Drive Solutions Diskette Drive SolutionsPresario 1800 Series Display Solutions Presario 1800 SeriesProblem Solutions2. Replace the display assembly Replace the display assembly Replace the display assembly Replace the display assemblyProblem Solutions2. Replace the display assembly Replace the display assembly Replace the display assembly Replace the system boardHard Drive Solutions Hardware Installation SolutionsPresario 1800 Series Keyboard/Numeric Keypad Solutions Memory SolutionsPresario 1800 Series PC Card Solutions ProblemSolutions Presario 1800 SeriesProblem SolutionsPresario 1800 Series Models XL180, XL181, XL182, XL183, XL184, XL185Power Solutions PowerProblem SolutionsPrinter Solutions ProblemSolutions Presario 1800 SeriesTouchPad/Pointing Device Solutions ProblemSolutions Presario 1800 SeriesContacting Compaq Support Shipping PreparationPresario 1800 Series Electrostatic Discharge Removal and ReplacementPresario 1800 Series Connectors and Plastic Parts Tool and Software RequirementsScrews Presario 1800 SeriesZIF Connector Presario 1800 SeriesCables Presario 1800 SeriesHard Drive Ribbon Cable Removing the Hard DrivePRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIES REMOVAL AND REPLACEMENTCD/DVD Ribbon Cable Removing the CD/DVD Drive6 REMOVAL AND REPLACEMENT PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIESDiskette Drive Ribbon Cable Removing the Diskette DrivePRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIES REMOVAL AND REPLACEMENTSpeaker Assembly Cable Removing the Speaker Assembly8 REMOVAL AND REPLACEMENT PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIESModem Cable Removing the ModemPRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIES REMOVAL AND REPLACEMENTKeyboard Ribbon Cable Removing the Keyboard10 REMOVAL AND REPLACEMENT PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIESPreparing the Notebook for Disassembly 1. Disconnect the AC power source and any external devices4. Remove the battery pack pg Presario 1800 SeriesDisconnecting the QuikDock 12 REMOVAL AND REPLACEMENTPRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIES Presario 1800 SeriesRemoving the Battery To remove the battery pack, complete the following stepsTo replace the battery, reverse these procedures Presario 1800 SeriesRemoving the Palmrest Cover with TouchPad Presario 1800 SeriesPRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIES REMOVAL AND REPLACEMENTPresario 1800 Series 4. Turn the Notebook over right side upTo replace the Palmrest cover, reverse these procedures 16 REMOVAL AND REPLACEMENTPRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIES Presario 1800 SeriesRemoving the Keyboard Presario 1800 SeriesRemoving the Internet Zone Cover Status Panel AssemblyPresario 1800 Series Presario 1800 Series Presario 1800 Series 5. Turn the unit over right side up and open the displayRemoving the Internet Button Board Presario 1800 SeriesTo replace the Internet button board, reverse these procedures 22 REMOVAL AND REPLACEMENTPRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIES Presario 1800 SeriesRemoving the Heatspreader Presario 1800 SeriesRemoving the Modem Presario 1800 SeriesRemoving the Hard Drive Presario 1800 SeriesRemoving the Hard Drive Mounting Brackets Presario 1800 SeriesRemoving the DisqPlay Module Presario 1800 SeriesRemoving the Processor Presario 1800 SeriesPresario 1800 Series To replace the processor, complete the followingRemoving the CD/DVD Drive Presario 1800 SeriesTo replace the CD/DVD drive, reverse these procedures Presario 1800 SeriesRemoving the Display Panel Assembly Presario 1800 Series5. Remove the display assembly from the chassis To replace the display panel, reverse these proceduresPRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIES REMOVAL AND REPLACEMENTRemoving the Upper CPU Cover Presario 1800 SeriesRemoving the Fan Assembly Presario 1800 SeriesTo replace the fan assembly and gasket, reverse these procedures 36 REMOVAL AND REPLACEMENTPRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIES Presario 1800 SeriesRemoving the Real Time Clock Battery Presario 1800 Series9. Locate the RTC battery on the system board behind the CD/DVD drive near the back of the unit Presario 1800 SeriesRemoving the Diskette Drive Presario 1800 SeriesTo replace the diskette drive, reverse these procedures Presario 1800 SeriesRemoving the Battery Charger Board Presario 1800 SeriesVoltage Converter Board Removing the Speaker Assembly Presario 1800 SeriesTo replace the speaker assembly, reverse these procedures PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIESREMOVAL AND REPLACEMENT Presario 1800 SeriesRemoving the System Board Presario 1800 SeriesPRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIES REMOVAL AND REPLACEMENTPresario 1800 Series Models XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192To replace the system board, reverse these procedures 46 REMOVAL AND REPLACEMENTPRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIES Presario 1800 SeriesRemoving the Memory Module Presario 1800 Series48 REMOVAL AND REPLACEMENT PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIESPresario 1800 Series Models XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192Illustrated Parts Catalog Presario 1800 SeriesSystem Units Presario 1800 SeriesModels XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192 # DescriptionSystem Boards Presario 1800 SeriesModels XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192 # DescriptionDisplay Panel Assembly Mass Storage DevicesPresario 1800 Series Models XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192Miscellaneous Cables PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIESPresario 1800 Series Models XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192Miscellaneous Hardware Kit PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIESPresario 1800 Series Models XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192Miscellaneous Plastics Presario 1800 SeriesModels XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192 DescriptionMiscellaneous Parts Documentation and SoftwarePresario 1800 Series Models XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192Configure To Order CTO Parts Presario 1800 SeriesModels XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192 Description DisplayPRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIES Presario 1800 SeriesModels XL180, XL181, XL182, XL183, XL185 and XL190, XL191, XL192 Description Hard Drive 06.0-GB 12.0-GB 18.0-GB 30.0-GB