HP dx2700 manual Contacting Customer Support

Page 106

Troubleshooting Without Diagnostics

Contacting Customer Support

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For help and service, contact an authorized reseller or dealer. To locate a reseller or dealer near you, visit www.hp.com.

If you take the computer to an authorized reseller, dealer, or service provider for service, remember to provide the setup and power-on passwords if they are set.

Refer to the number listed in the warranty or in the Worldwide Telephone Numbers Guide on the Library CD for technical assistance.

D–26

431672-001

Service Reference Guide

Image 106

Contents

Service reference guide Service Reference Guide SeptemberService Reference Guide Contents Contents Front I/O Panel Housing Assembly MT chassis Installing the Operating System Microsoft Windows XP/Redflag LinuxHP Software Converting to Ntfs Associated with WinXP OSWindows XP Home and XP Professional Setup Utilities and Diagnostics Features Power-On Self-Test PostComputer Setup Utilities Using Computer Setup F10 UtilitiesSetup Utilities and Diagnostics Features Computer Setup Computer Setup MenuHeading Option Description Features Sata Port For each, allows you to Heading OptionDescriptionCD-ROM Allows you to set Dvmt Mode to Parallel port Allows you to select a setting for the onboard S1 POS PnP/PCI IRQ Resources Configurations Backing up the Cmos Recovering the Configuration SettingsRestoring the Cmos Desktop Management Initial Configuration and DeploymentFailSafe Boot Block ROM ROM FlashDual-State Power Button Power ManagementEstablishing a User Password Using Computer Setup Password SecurityEstablishing a Supervisor Password Using Computer Setup SecurityEntering a User Password Current password/new password/new password Delimiter character as shown current passwordSurge-Tolerant Power Supply National Keyboard Delimiter CharactersSerial ATA Hard Drive Characteristics Serial ATA Drive Guidelines and FeaturesSata 1.5 and 3.0 Hard Drives Sata Data Cable Sata Power CableSata Hard Drive Cables Pin Number Usage Device Plug Host PlugDrive Capacities Sata Smart DrivesWindows 2000, XP, and Linux Legacy Mode Native ModeChassis Designations Microtower MT/Small Form Factor SFFDx2708 MT Dx2700SFF Preventing Electrostatic Damage to Equipment Electrostatic Discharge InformationGenerating Static Relative Humidity Event 55% 40% 10%Recommended Materials and Equipment Personal Grounding Methods and EquipmentGrounding the Work Area Static Shielding Protection Levels Method VoltageCleaning the Computer Case General Cleaning Safety PrecautionsRoutine Care Cleaning the Monitor Cleaning the KeyboardCleaning the Mouse Tools and Software Requirements Service ConsiderationsScrews Lithium Coin Cell Battery Cables and ConnectorsHard Drives Preparation for Disassembly Access Panel MT Chassis Front Bezel MT Chassis Removing the Computer Access Panel Removing the Front Bezel Installing the Tower Stand Front Drive Bezels Removing a 5.25 Drive Bezel Blank/MT ChassisInstalling Memory Modules/MT chassis MemoryInstalling DDR2-SDRAM DIMMs SFF chassis Rotating the Easy Access Drive BayInstalling a Dimm Expansion Slot Cover Lock Expansion Cards2 PCI/PCIe Expansion Card 431672-001 Installing an Expansion Card Removing the Expansion Slot CoverInstalling an Expansion Card Removing an Expansion Card Cable Management Drives Locating Drive PositionsDrive Positions Removing a DriveItem Description Locating Drive Positions SFF chassis Desktop Drive PositionsRemoving an Optical Drive or Diskette Drive SFF chassis Installing an Optional Optical Drive SFF chassis Installing Guide Screws in the Optical Drive Connecting the Flat Ribbon Cable and Audio Cable Upgrading the Hard Drive SFF chassis Removing and Replacing the Hard DriveRemove the screw Slide the drive to the right of the bay Front I/O Panel Housing Assembly MT chassis System Fan Heatsink MT chassis Processor 431672-001 System Board Battery Battery Holder Power Supply Enhanced Keyboard Connector Pin AssignmentsConnector and Icon Pin Signal MouseParallel Interface Serial Interface, Powered and Non-PoweredConnector and Icon 1/8 miniphone Pin Signal MicrophoneLine-Out Audio HeadphoneLine-In Audio MonitorPin Power for CPU Pin PowerConnector Pin Signal Power Cord Set Requirements General RequirementsPost Error Messages Post Error MessagesScreen Message Probable Cause Recommended Action Post Error Messages Ensure the system board Bios supports the processor Default Settings Save and ExitPost Error Messages Troubleshooting Without Diagnostics Preliminary ChecklistProblem Cause Solution Solving General ProblemsStandby mode Num Lock key Problem Cause Solution Solving Hardware Installation Problems Interpreting Diagnostic Lights and Audible Codes Solving Display Problems Solving Display ProblemsSelect Enable VGA Mode Set properly Accessories System Tools Click Start All ProgramsSolving Audio Problems Solving Audio ProblemsSolving Audio Problems Where printer port is Solving Printer ProblemsSolving Printer Problems DIR C\ printer portSolving Keyboard and Mouse Problems Solving Keyboard ProblemsSolving Network Problems Solving Network ProblemsRestore Plus! CD Solving Memory Problems Solving Memory ProblemsSolving Processor Problems Solving Processor ProblemsSolving CD-ROM and DVD Problems Solving CD-ROM and DVD ProblemsSolving DiskOnKey Problems Solving Drive Key ProblemsSolving Internet Access Problems Solving Internet Access ProblemsOptions Select Start ControlPanel Delete Cookies buttonClick the Device Manager Properties Diagnostic Front Panel LEDs and Audible Codes Diagnostic Front Panel LEDs and Audible Codes Activity Beeps Possible Cause Recommended Action Diagnostic Front Panel LEDs and Audible Codes Diagnostic Front Panel LEDs and Audible Codes Restoring the Software Contacting Customer Support Memory

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