HP 1242 Removing the Diskette Drive, Fan Assembly System Board Dip Switch Settings Memory Module

Page 68

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

 

 

 

 

 

 

Removing the Diskette Drive

Disassembly

Sequence

Electrostatic

Discharge

Service

Considerations

Cables and

Connectors

Preparing the

Computer for

Disassembly

Battery Pack

Palmrest

Cover with

Touch Pad

Heatspreader

Keyboard

Processor

Hard Drives

CD Drive

Battery

Charger Board

Modem

Display Panel

Assembly

Upper CPU

Cover

Speaker

Assembly

Diskette

Drive

Fan Assembly

System Board

Dip Switch

Settings

Memory

Module

To remove the diskette drive, complete the following steps:

1.Prepare the computer for disassembly.

2.Remove the palmrest cover with touch pad.

3.Remove the heatspreader.

4.Remove the keyboard.

5.Remove the hard drive.

5.Remove the display panel assembly.

6.Remove the Upper CPU cover.

7.Remove the screw from the diskette drive and lift up the diskette drive.

Next Step

Ensure the diskette drive eject lever is properly

NOTE: inserted in the chassis slot, when replacing the diskette drive.

Image 68
Contents Before You Begin Parts CatalogRemoval Sequence IndexIndex Symbols PrefaceProduct Description Specifications Parts CatalogProduct Description Models and Features AMD-K6 266 MMXModels and Features Controls Lights Controls and LightsFront Bezel 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 CompartmentPower Management For Windows Rear Connectors Rear ConnectorsRear 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 UnitBoards BoardsSystem Unit System Unit Boards Display AssemblyDisplay Assembly Mass Storage Devices System Unit Boards Display AssemblyMass Storage Devices Miscellaneous Cable Kit Miscellaneous Cables KitMass Storage Devices Cables Power CordCables Miscellaneous Parts Documentation Software Miscellaneous Hardware and Plastics KitsMiscellaneous Hardware Plastics Kit Documentation Software Miscellaneous PartsMiscellaneous Parts 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 stepsTo remove the keyboard, complete the following steps Removing the KeyboardKeyboard 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 boardTo the display panel Assembly fromBacklight cable attached 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 disketteSystem Board Dip Switch Settings Memory Module Removing the Fan AssemblyFan Assembly 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 Forward to remove the system board from Pull the Pcmcia eject lever out straight, liftUp the right side of the system board and pull 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
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