Troubleshooting | HP 1630 manual

Maintenance & Service Guide

Presario 1600 Series Portable Computers

Notice Preface Home Product Description Troubleshooting Illustrated Parts Catalog

Removal & Replacement Procedures Specifications Connector Pin Assignments Battery Pack

Troubleshooting

WARNING: To avoid a potential shock hazard during troubleshooting procedures, disconnect all power sources before removing the keyboard cover or the display bezel.

This chapter covers troubleshooting information for the Compaq Presario Series Portable Computers. The basic steps in troubleshooting include:

1.Following the Preliminary Steps.

2.Running the Power-OnSelf-Test (POST).

3.If you are unable to run POST you may Troubleshoot Without Diagnostics. Search for Error Code by number.

Perform the recommended actions in the order listed. Rerun POST after each recommended action until the problem is solved and no error message occurs. Once the problem is solved, do not complete the remaining recommended actions.

NOTE: If the problem is intermittent, check the computer several times to verify that the problem is solved.

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HP 1630 manual Troubleshooting

Contents

Maintenance & Service Guide Maintenance and Service Guide Maintenance & Service Guide Preface SymbolsTechnician Notes Serial Number Locating Additional Information Compaq Presario 1600 Series Portable Computers Product Description Troubleshooting Illustrated Parts Catalog Serial Number Location Removal & Replacement ProcedureSerial Number Location Specifications Connector Pin Assignments Battery Pack Models Models & FeaturesFeatures Front of Unit Front of Unit Left Side Components Left Side Components Right Side Components Right Side Components Bottom Of Unit Clearing the Power-On Password DiagnosticClearing the Power-On Password Preliminary Steps Running Post Power On Self Test Post Before Replacing Parts Troubleshooting Without Diagnostics Solving Keyboard/Numeric Keypad Problems Keyboard SolutionsSolving Minor Problems Solving Hard Drive Problems Probable Cause Solutions Hard Drive SolutionsSolving Hard Drive Problems Format a Diskette Solutions Solving Audio Problems Probable Cause Solutions Solving Audio ProblemsProblem Solving Battery Pack and Battery Gauge Problems Solving Power Problems Power SolutionsSolving Power Problems Problem Probable Cause Solutions Solving CD Drive Problems Probable Cause Solutions CD Drive SolutionsSolving CD Drive Problems Solving Hardware Installation Problems Hardware Installation Solutions Problem Solving Memory Problems Probable Cause Solutions Memory SolutionsSolving Memory Problems Solving PC Card Problems PC Card SolutionsSolving PC Card Problems Probable Cause Solutions Global Settings tab, Solving Printer Problems Printer Solutions Solving Touch Pad/Pointing Device Problems Cause Solutions Touch Pad SolutionsSolving Touch Pad/Pointing Device Problems Error Codes Description Spare Part Number System Unit LCD Boards Display Mass Storage Devices Modem Cables Description Spare Part Number AC Power Cords Not Shown Description Spare Part NumberCables Return Kits Description Quantity Miscellaneous Hardware and ScrewsMiscellaneous Parts Description Spare Electrostatic Discharge Screws Service ConsiderationsTool and Software Requirements Speaker Assembly Cable Installation Cables and ConnectorsCable Positions Plastic Parts Sequence Chart Removing the Battery Pack Removing the Screws from the Palmrest Cover with Touch Pad Removing The Palmrest Cover with Touch Pad Removing the Palmrest Cover with Touch Pad Disconnecting the Palmrest Cover with Touch Pad Removing The Keyboard Removing the Keyboard Removing Screws and Heatspreader Removing The Heatspreader Releasing and Removing the Status Panel Cover Removing The Status Panel Back to Preparing Computer for Disassembly Removing the Screws from the Interface Board Removing The Interface Board Maintenance & Service Guide Removing the Interface Board with Header Attached Interface Board Components Interface Board Components Designator ConnectorInterface Board Removing The Hard Drive Disconnecting the Hard Drive Data Cable from the Hard Drive Board Removing The Battery Charger BoardRemoving the Screws and the Battery Charger Removing the Screws from the CD Drive Removing The CD Drive Opening the CD Drive Tray Releasing the Lever Disconnecting the CD Drive Cable from the CD Drive Hard Drive Removing the Hinge Covers Removing The Display Assembly Removing Screws from the Display Assembly Removing the Display Assembly with Flex Cable Attached Removing the Screws from the Plastic Subpanel Assembly Removing The Plastic Subpanel Assembly Releasing the Plastic Subpanel Assembly Removing the Plastic Subpanel Assembly from the Chassis Removing The CD Drive Cable Disconnecting the CD Drive Cable from the System Board Removing the Screws from the CD Guide Support Bracket Removing The Speaker Assembly Cable routing Removing The Modem Assembly Removing the Modem from the Chassis Disconnecting the Modem Cable from the Modem Removing The Diskette Drive Disconnecting the Diskette Drive Cable from the System Board Removing the Diskette Drive Standoff Remove the Diskette Drive from the Chassis Removing The Fan Status Panel Removing the Screws and Audio Assembly Board Removing The Audio Assembly Board Removing The System Board Removing the Screws and Standoffs from System Board Maintenance & Service Guide Dip Switch System Board Settings Dip Switch SettingsCPU Core Voltage Setting Removing the Screw from the Memory Module Door Removing The Memory Module Removing the Memory Module from the System Board Rear Connectors Rear Connectors System Overview Port Replicator Power Management Port Replicator Rear Connectors Port Replicator Rear Connectors Pin Connectors