HP dx2700 manual Solving Processor Problems

Page 97

 

 

 

 

 

Troubleshooting Without Diagnostics

 

 

 

 

 

 

Solving Processor Problems

 

 

 

.

 

 

 

 

 

 

 

 

 

 

 

 

Solving Processor Problems

 

 

 

 

 

 

 

 

 

 

Problem

Cause

Solution

 

 

 

 

 

 

 

 

 

Poor performance is

Processor is hot.

1.

Make sure the airflow to the

 

 

 

experienced.

 

 

computer is not blocked.

 

 

 

 

2.

Make sure the fans are

 

 

 

 

 

connected and working

 

 

 

 

 

properly (some fans only

 

 

 

 

 

operate when needed).

 

 

 

 

3.

Make sure the processor

 

 

 

 

 

heatsink is installed properly.

 

 

 

 

 

 

 

 

Service Reference Guide

431672-001

D–17

Page 96 Page 98
Image 97
Page 96 Page 98
Contents
Service reference guide September Service Reference GuideService Reference Guide Contents Contents Front I/O Panel Housing Assembly MT chassis Microsoft Windows XP/Redflag Linux Installing the Operating SystemHP Software Converting to Ntfs Associated with WinXP OSWindows XP Home and XP Professional Power-On Self-Test Post Setup Utilities and Diagnostics FeaturesUsing Computer Setup F10 Utilities Computer Setup UtilitiesSetup Utilities and Diagnostics Features Computer Setup Computer Setup MenuHeading Option Description Heading OptionDescription Features Sata Port For each, allows you toCD-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 FailSafe Boot Block ROM Initial Configuration and DeploymentDesktop Management ROM FlashPower Management Dual-State Power ButtonEstablishing a Supervisor Password Using Computer Setup Password SecurityEstablishing a User Password Using Computer Setup SecurityEntering a User Password Delimiter character as shown current password Current password/new password/new passwordNational Keyboard Delimiter Characters Surge-Tolerant Power SupplySerial ATA Hard Drive Characteristics Serial ATA Drive Guidelines and FeaturesSata 1.5 and 3.0 Hard Drives Sata Hard Drive Cables Sata Power CableSata Data Cable Pin Number Usage Device Plug Host PlugDrive Capacities Sata Smart DrivesWindows 2000, XP, and Linux Native Mode Legacy ModeMicrotower MT/Small Form Factor SFF Chassis DesignationsDx2708 MT Dx2700SFF Generating Static Electrostatic Discharge InformationPreventing Electrostatic Damage to Equipment Relative Humidity Event 55% 40% 10%Grounding the Work Area Personal Grounding Methods and EquipmentRecommended Materials and Equipment 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 Removing a 5.25 Drive Bezel Blank/MT Chassis Front Drive BezelsMemory Installing Memory Modules/MT chassisRotating the Easy Access Drive Bay Installing DDR2-SDRAM DIMMs SFF chassisInstalling a Dimm Expansion Slot Cover Lock Expansion Cards2 PCI/PCIe Expansion Card 431672-001 Removing the Expansion Slot Cover Installing an Expansion CardInstalling an Expansion Card Removing an Expansion Card Cable Management Locating Drive Positions DrivesDrive Positions Removing a DriveItem Description Desktop Drive Positions Locating Drive Positions SFF chassisRemoving 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 Removing and Replacing the Hard Drive Upgrading the Hard Drive SFF chassisRemove 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 Connector and Icon Pin Signal Connector Pin AssignmentsEnhanced Keyboard MouseConnector and Icon 1/8 miniphone Pin Signal Serial Interface, Powered and Non-PoweredParallel Interface MicrophoneLine-In Audio HeadphoneLine-Out Audio MonitorPin Power for CPU Pin PowerConnector Pin Signal General Requirements Power Cord Set RequirementsPost Error Messages Post Error MessagesScreen Message Probable Cause Recommended Action Post Error Messages Default Settings Save and Exit Ensure the system board Bios supports the processorPost Error Messages Preliminary Checklist Troubleshooting Without DiagnosticsProblem 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 Click Start All Programs Accessories System ToolsSolving Audio Problems Solving Audio ProblemsSolving Audio Problems Solving Printer Problems Solving Printer ProblemsWhere printer port is DIR C\ printer port Solving Keyboard Problems Solving Keyboard and Mouse 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 Internet Access Problems Solving Drive Key ProblemsSolving DiskOnKey Problems Solving Internet Access ProblemsPanel Select Start ControlOptions Delete Cookies buttonProperties Click the Device ManagerDiagnostic Front Panel LEDs and Audible Codes Diagnostic Front Panel LEDs and Audible CodesActivity 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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