Compaq 305 specifications Removing the Memory Board

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Presario 305 Model

Before You Begin

 

Specifications

 

 

 

 

 

 

Removal Sequence

 

Troubleshooting

 

 

 

 

 

 

Product Description

 

Pin Assignments

 

 

 

Removing the Memory Board

Removal

Sequence

Serial Number

Location

Preparing for

Disassembly

Electrostatic

Discharge

Service

Considerations

Cables and

Connectors

Multi-media

Expansion

Unit

Battery Pack

Hard Drive

Modem Card

RTC Battery

Keyboard

Memory

Board

Switch Cover

Display Panel

Deck

Voltage

Converter

Board

Modem

Connector

Board

PC Card

PC Card

Assembly

System Board

Parts Catalog

Battery Operations

Index

To remove the Memory Board, complete the following steps:

WARNING: Failure to unplug the power cord and remove the battery pack before installing a memory expansion board can damage the equipment and expose you to the risk of electrical shock.

CAUTION: Electrostatic discharge (ESD) can damage electronic components. Before beginning this procedure, ensure that you are properly grounded. For more information, refer to Electrostatic

discharge section.

There is only one memory expansion slot in the computer. Before upgrade

NOTE: memory, you must remove the memory board that came with the computer.

1.To remove the memory board, pull away the plastic retention clips on each side of the memory expansion board

1.The memory expansion board tilts upward.

2.Lift the edge of the memory expansion board and slide it gently out of the memory expansion slot at a 45-degree angle 2.

3.If applicable, turn back the memory insulator.

4.Place the removed memory expansion board in an electrostatic- safe container.

To replace the Memory Board, reverse the removal procedures.

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Contents Index Before You BeginMaintenance and Service Guide Preface SymbolsProduct Description Models and Features Models and FeaturesUpper Unit Components Upper Unit ComponentsFront Components Front ComponentsLeft Side Components Left Side ComponentsRight Side Components Right Side ComponentsBottom Unit Bottom of UnitRear Connectors Rear ConnectorsMulti- media Expansion Unit Multi-media Expansion BasePower Management Settings Power Management for WindowsBattery Pack Removing the Battery PackBack to step Multi-media Expansion Unit Removing the Multi-media Expansion unitSerial Number Location Serial Number LocationPreparing for Disassembly Preparing for DisassemblyRemoval and Replacement Procedures Generating StaticRelative Humidity Event 10% 40% 55% Removal Sequence Tool and Software Requirements Plastic Parts Cables and ConnectorsZIF Connectors Display Panel Cable Location Inverter Cable Location Audio Cable Location Touchpad Cable Location Fan Cable Location Light Board Cable Location Speaker Cable Location Battery Cable Location Hard Drive Removing the Hard DriveTo replace the hard drive, reverse the removal procedures Modem Card Removing the Modem CardRemoving the Modem Card RTC Battery Removing the RTC BatteryKeyboard Removing the KeyboardZIF connector Memory Board Removing the Memory BoardSwitch Cover Removing the Switch CoverPosition the computer so the front faces forward Display Panel Removing the Display PanelTo replace display panel, reverse the removal procedures Deck Removing the DeckRemove seven screws T8 from the underside of the unit Insertion Force Connector Back to step Voltage Converter Board Removing the Voltage Converter BoardBack to step Modem Connector Board Removing the Modem Connector BoardPC Card Removing the PC CardPC Card Assembly Removing the PC Card AssemblySystem Board Removing the System BoardBefore You Begin Specifications Back to step Troubleshooting Preliminary Steps Use AC power when running POST, ComputerRunning Post Power-On Self Test PostClearing the Power-on Password View System Information Inspect Compaq DiagnosticsComputer Setup Computer Checkup TestShipping Preparation Contacting Compaq SupportProcedures Diagnostic Error CodesDiagnostic Error Codes USB Troubleshooting Without DiagnosticsSolving Minor Problems ProblemProbable Cause Display Problems Problem Cause Solutions Global Settings tab, the enableInfrared Problems Battery Pack Operating Time Connector Pin Signal Connector Pin AssignmentsIllustrated Parts Catalog System Components Description Part Number System UnitExternal Cables Description Part Miscellaneous Plastics KitScrew Kit Description Miscellaneous PartsSuffix Month Documentation and SoftwarePhysical and Environmental SpecificationsSystem I/O Address Diskette Drive