HP dx2310 manual Solving Keyboard and Mouse Problems, Solving Keyboard Problems

Page 84

Troubleshooting Without Diagnostics

Solving Keyboard and Mouse Problems

Solving Keyboard Problems

Problem

Cause

Solution

Keyboard commands and

Keyboard connector

typing are not recognized

is not properly

by the computer.

connected.

1.Turn off the computer.

2.Reconnect the keyboard to the back of the computer and restart the computer.

Program in use has

Shut down the computer using

stopped responding

the mouse and then restart the

to commands.

computer.

 

 

Keyboard needs

Replace the keyboard.

repairs.

 

 

 

Computer is in

Press the power button to resume

standby mode.

from standby mode.

ÄCAUTION: When attempting to resume from standby mode, do not hold down the power button for more than four seconds. Otherwise, the computer will shut down and you will lose your data.

Cursor will not move using

The Num Lock key

Press the Num Lock key. The

the arrow keys on the

may be on.

Num Lock light should not be on if

keypad.

 

you want to use the arrow keys. The

 

 

Num Lock key can be disabled

 

 

(or enabled) in Computer Setup.

Mouse does not respond to movement or is too slow.

Mouse connector is not properly plugged into the back of the computer.

1.Shut down the computer using the keyboard.

2.Plug the mouse connector into the back of the computer (or the keyboard) and restart the computer.

Program in use has

Shut down the computer using the

stopped responding

keyboard and then restart the

to commands.

computer.

 

 

Mouse needs repairs.

Replace the mouse.

 

 

Computer is in

Press the power button to resume

standby mode.

from standby mode.

ÄCAUTION: When attempting to resume from standby mode, do not hold down the power button for more than four seconds. Otherwise, the computer will shut down and you will lose your data.

Mouse will only move

Mouse roller ball is

Remove roller ball cover from the

vertically or horizontally, or

dirty.

bottom of the mouse and clean it.

movement is jerky.

 

 

 

 

 

Service Reference Guide

490778-001

D–13

Image 84
Contents Service reference guide Service Reference Guide AprilService Reference Guide Contents Removal and Replacement Procedures-Microtower MT Chassis Service Reference Guide 490778-001 Installing the Operating System Microsoft Windows XP/Windows Vista/ Redflag LinuxConverting to Ntfs Associated with Windows OS HP SoftwareSetup Utilities and Diagnostics Features Power-On Self-Test PostComputer Setup Utilities Using Computer Setup F10 UtilitiesSetup Utilities and Diagnostics Features Computer Setup Menu Computer SetupHeading Option Description For each, allows you to CD-ROM Onboard Lan ROM Dvmt Mode Combined Mode Parallel port Allows you to select a setting for the onboard S1 POS Bios can automatically configure all Recovering the Configuration Settings Backing up the CmosRestoring the Cmos Initial Configuration and Deployment FailSafe Boot Block ROMDesktop Management ROM FlashDual-State Power Button Power ManagementPassword Security Establishing a Supervisor Password Using Computer SetupEstablishing a User Password Using Computer Setup SecurityEntering a User Password Current password/new password/new password Current passwordSurge-Tolerant Power Supply National Keyboard Delimiter CharactersSerial ATA Drive Guidelines and Features Serial ATA Hard Drive CharacteristicsSata 3.0 Hard Drives Sata Power Cable Sata Hard Drive CablesSata Data Cable Pin Number Usage Device Plug Host PlugSata Smart Drives Drive CapacitiesWindows 2000, XP, Vista, and Linux Chassis Designations Microtower MTDx2318 MT Electrostatic Discharge Information Generating StaticPreventing Electrostatic Damage to Equipment Relative Humidity Event 55% 40% 10%Personal Grounding Methods and Equipment Grounding the Work AreaRecommended Materials and Equipment Static Shielding Protection Levels Method VoltageGeneral Cleaning Safety Precautions Cleaning the Computer CaseRoutine Care Cleaning the Keyboard Cleaning the MonitorCleaning the Mouse Service Considerations Tools and Software RequirementsScrews Cables and Connectors Lithium Coin Cell BatteryHard Drives Removal and Replacement Procedures- Microtower MT Chassis Preparation for DisassemblyRemove the computer access panel and front bezel MT chassis Access Panel MT ChassisFront Bezel MT Chassis Front Drive Bezels Removing a 5.25 Drive Bezel Blank/MT ChassisInstalling Memory Modules/MT chassis MemoryExpansion Cards Expansion Slot Cover Lock2 PCI/PCIe Expansion Card Remove the slot cover lock .5.1, Expansion Slot Cover LockInstalling an Expansion Card Removing the Expansion Slot CoverRemoval and Replacement Procedures- Microtower MT Chassis Removing an Expansion Card Cable Management Drives Locating Drive PositionsRemoving a Drive Drive PositionsItem Description Removing the Hard disk Lift the hard disk drive cage out of the chassis Removing the Hard Drive Front I/O Panel Housing Assembly MT chassis System Fan Heatsink MT chassis Processor Removal and Replacement Procedures- Microtower MT Chassis System Board 490778-001 Battery Holder Power Supply Connector Pin Assignments Connector and Icon Pin SignalEnhanced Keyboard MouseSerial Interface, Powered and Non-Powered Connector and Icon 1/8 miniphone Pin SignalParallel Interface MicrophoneHeadphone Line-In AudioLine-Out Audio MonitorPin Power Pin Power for CPUConnector Pin Signal Power Cord Set Requirements General RequirementsPost Error Messages Post Error MessagesScreen Message Probable Cause Recommended Action During memory testing Post Error Messages Troubleshooting Without Diagnostics Preliminary ChecklistSolving General Problems Problem Cause SolutionStandby mode Num Lock key Press any key or click the mouse button Solving Hardware Installation Problems Interpreting Diagnostic Lights and Audible Codes Solving Display Problems Solving Display ProblemsSelect Enable VGA Mode Set properly Font you are using Solving Audio Problems Solving Audio ProblemsSolving Audio Problems Solving Printer Problems Solving Printer ProblemsWhere printer port is 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 Drive Key Problems Solving Internet Access ProblemsSolving DiskOnKey Problems Solving Internet Access ProblemsSelect Start Control PanelOptions Delete Cookies buttonClick the Device Manager PropertiesDiagnostic 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 SupportMemory
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dx2310 specifications

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