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HP 1242, 1234 manual Mass Storage Devices, System Unit Boards Display Assembly

Models: 1242 1234

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Presario 1200 Series

Models: 1234, 1235, 1236, 1237, 1238, 1240, 1242, 1250, and 1252

Before You Begin		Specifications		Parts Catalog


Removal Sequence		Troubleshooting		Battery Operations

				Index
Product Description		Pin Assignments		Index

Mass Storage Devices

System Unit

Boards

Display

Assembly

Mass Storage

Devices

Miscellaneous

Cable Kit

Cables

Miscellaneous

Hardware and

Plastics Kit

Miscellaneous

Parts

Documentation

and Software

4.0-GB Hard Drive w/Mounting Bracket 330969-001

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HP 1242, 1234 manual Mass Storage Devices, System Unit Boards Display Assembly

Contents

Before You Begin Parts CatalogRemoval Sequence IndexIndex Symbols PrefaceProduct Description Specifications Parts CatalogProduct Description Models and Features AMD-K6 266 MMXModels and Features Front Bezel Lights Controls and LightsControls Lights Models Features Controls Lights Left Side ComponentsLeft Side Components Card Diskette Eject Drive Lever Slot ButtonModels Features Controls Lights Left Side Components Battery CD Drive CompartmentRight Side Components Right Side ComponentsRear Connectors Power Management For Windows Bottom of Unit Bottom of UnitBottom Unit Memory Feet CompartmentRear Connectors Rear ConnectorsPower Management For Windows Rear Connectors Power Management for Windows Troubleshooting PostPreliminary Steps Power-On Self Test Post Running PostDiagnostic Error Codes Compaq Diagnostics Computer Checkup TestView System Information Inspect AudioContacting Compaq Support Shipping PreparationTroubleshooting Without Diagnostics Before Replacing PartsSolving Minor Problems Solving PC Card Problems Solving Power ProblemsSolving Printer Problems Solving Touch Pad/Pointing Device ProblemsBattery Pack Operating Time Connector Pin Assignments Illustrated Parts Catalog System Unit System UnitSystem Unit BoardsBoards Display Assembly Display AssemblySystem Unit Boards Mass Storage Devices System Unit Boards Display AssemblyMass Storage Devices Mass Storage Devices Miscellaneous Cables KitMiscellaneous Cable Kit Cables Power CordCables Miscellaneous Hardware Plastics Kit Miscellaneous Hardware and Plastics KitsMiscellaneous Parts Documentation Software Miscellaneous Parts Miscellaneous PartsDocumentation Software Documentation and Software Info. Not AvailableDocumentation QuickFind Part Number SuffixRemoval and Replacement Procedures Serial Number LocationElectrostatic Discharge Generating StaticService Considerations To service the computer, you need the followingCables and Connectors Removing a Cable from a ZIF ConnectorCables Select the desired illustrationZIF Connectors Maintenance & Service Guide Ribbon cable position for the CD drive Ribbon cable position for the diskette drive Back to Cables and Connectors Removing the Battery Pack Battery PackBattery pack tab Remove the batteryTo replace the battery Previous proceduresRemoving the Palmrest Cover with Touch Pad Palmrest Cover with Touch PadBattery Operations Specifications Parts Catalog Removal Sequence Removing the HeatspreaderHeatspreader To remove the heatspreader, complete the following stepsKeyboard Removing the KeyboardTo remove the keyboard, complete the following steps Connector on Disconnect the flexCable from the ZIF To replaceRemoving the Processor To remove the processor, complete the following stepsTo replace the processor complete the following steps Removing the 3.2-GB, 4.1-GB, and 6.4-GB Hard Drives Hard DrivesDisconnect the hard Drive data cable fromHard drive Remove fromTo remove the hard Drive mounting bracketComplete the following StepsRemoving the CD Drive Open the CD drive tray using a small paper clip Disconnect the CD Drive cable from the CDDrive and remove CD drive fromRemoving the Battery Charger Board Battery Charger BoardRemoving the Modem Disconnect Modem cable fromModem To replace the modemRemoving the Display Panel Assembly Display Panel AssemblyDisplay panel assembly From the ZIF connectorCable attached to On the system boardBacklight cable attached Assembly fromTo the display panel Assembly and remove Support the backDisplay panel Two screws from eachPanel assembly with Panel assembly, reverseWhen removing Assembly flexRemoving the Upper CPU Cover Upper CPU CoverRemoving the Speaker Assembly Speaker AssemblyFan Assembly System Board Dip Switch Settings Memory Module Removing the Diskette DriveDiskette Drive To remove the diskette drive, complete the following stepsDiskette drive data Cable from the systemBoard To replace the disketteFan Assembly Removing the Fan AssemblySystem Board Dip Switch Settings Memory Module Assembly, reverse Previous procedureFan assembly To remove the fanDip Switch Settings Memory Module Removing the System BoardTo remove the system board, complete the following steps System BoardRemove three Standoffs fromRemove two screws From the CD DriveMounting rails Remove the mountingScrews from the system Up the right side of the system board and pull Pull the Pcmcia eject lever out straight, liftForward to remove the system board from Specifications Removing the Memory Module Memory ModulePull side levers to Release the memoryModule and unplug Memory module fromIndex Presario 1200 SeriesDimensions WeightStand-Alone Battery Pack Power Requirements AC Power RequirementsSystem Interrupts Hardware IRQ System FunctionAddress Hex System Function Shipping Configuration Hardware DMA System FunctionSystem Memory Catalog Memory Address System FunctionDisplay Dimensions Total Power ConsumptionContrast Ratio BrightnessMemory Expansion System Memory Expansion Board Total Memory Cylinders High/LowNumber of Read/Write Heads Capacity Per Drive Information not availableLogical Configuration Seek TimesTransfer Rate Capacity Per DriveAccess Time Average Random Access Time Spin Up timeNickel Metal Hydride NiMH Lithium Ion Li ion Dimensions Weight Battery Pack Operating Time Energy