Solving Keyboard and Mouse Problems, Select Shut down | HP dc5750

Solving Keyboard and Mouse Problems

If you encounter keyboard or mouse problems, see the documentation that came with the equipment and to the common causes and solutions listed in the following table.

Table 2-9Solving Keyboard Problems

Keyboard commands and typing are not recognized by the computer.

Cause	Solution

Keyboard connector is not properly connected.	1.	On the Windows Desktop, click Start.
	2.	Click Shut Down. The Shut Down Windows dialog box
		is displayed.
	3.	Select Shut down.
	4.	After the shutdown is complete, reconnect the keyboard
		to the back of the computer and restart the computer.

Program in use has stopped responding to commands.	Shut down your computer using the mouse and then restart
	the computer.

Keyboard needs repairs.	See the Worldwide Limited Warranty for terms and conditions.

Wireless device error.	1.	Check the software, if available, for device status.
	2.	Check/replace device batteries.
	3.	Reset receiver and keyboard.

Computer is in standby mode.	Press the power button to resume from standby mode.

			CAUTION 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 any unsaved data.

Cursor will not move using the arrow keys on the keypad.

Cause	Solution

The Num Lock key may be on.

Press the Num Lock key. The Num Lock light should not be on if you want to use the arrow keys. The Num Lock key can be disabled (or enabled) in Computer Setup.

Table 2-10Solving Mouse Problems

Mouse does not respond to movement or is too slow.

Cause	Solution

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

Shut down the computer using the keyboard.

1.Press the Ctrl and Esc keys at the same time (or press the Windows logo key) to display the Start menu.

2.Use the up or down arrow key to select Shut Down and then press the Enter key.

ENWW	Solving Keyboard and Mouse Problems 29

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HP dc5750 Solving Keyboard and Mouse Problems, 9Solving Keyboard Problems, 10Solving Mouse Problems, Select Shut down

Contents

Troubleshooting Guide dc5750 Models Troubleshooting Guide Iii Iv About This Book Table of contents Accessing DPS Through Computer Setup Appendix B Password Security and Resetting Cmos HP Insight Diagnostics HP Insight Diagnostics Survey Tab Status Tab Log Tab Protecting the Software Protecting the SoftwareSelect a language and click Download Restoring the Software Safety and Comfort Safety and Comfort Before You Call for Technical Support Helpful Hints Helpful Hints Computer date and time display is incorrect Cause Solution Solving General Problems1Solving General Problems Poor performance is experienced Cause Solution Solving General ProblemsThere is no sound or sound volume is too low Cause Solution Cause Solution Enww Power supply shuts down intermittently Cause Solution Solving Power Problems2Solving Power Problems 3Solving Diskette Problems Solving Diskette ProblemsSolving Diskette Problems Invalid system disk message is displayed Cause Solution Cannot format diskette Cause SolutionProblem has occurred with a disk transaction Cause Solution Diskette drive cannot read a diskette Cause Solution Security Password Options Overrides the Boot Order enable command 4Solving Hard Drive Problems Solving Hard Drive Problems Device Configuration Solving Hard Drive ProblemsStorage Boot Order list Computer will not boot from hard drive Cause Solution Computer’s software is used to safely eject the card Solving Media Card Reader Problems5Solving Media Card Reader Problems Can not write to the media card Cause Solution Solving Media Card Reader Problems Blank screen no video Cause Solution Solving Display Problems6Solving Display Problems Dim characters Cause Solution Solving Display Problems Out of Range displays on screen Cause Solution Install the video drivers included in the upgrade kitImage is not centered Cause Solution Adjust the horizontal or vertical position of the image Certain typed symbols do not appear correct Cause Solution Sound cuts in and out Cause Solution Solving Audio Problems7Solving Audio Problems Audio for this CD-ROM device is checked Solving Audio ProblemsOn the Properties tab, make sure Enable digital CD Properties 8Solving Printer Problems Solving Printer Problems 10Solving Mouse Problems Solving Keyboard and Mouse ProblemsSolving Keyboard and Mouse Problems 9Solving Keyboard Problems Restart Option and then press the Enter keyAfter the shutdown is complete, plug the mouse Computer will not start Cause Solution Solving Hardware Installation ProblemsSolving Hardware Installation Problems 11 Solving Hardware Installation Problems Option card 11Solving Hardware Installation ProblemsGoes away Once bad card is identified, remove and replace bad Wake-on-LAN feature is not functioning Cause Solution Solving Network ProblemsSolving Network Problems 12Solving Network Problems Network status link light never flashes Diagnostics reports a failure Cause Solution New network card will not boot Cause Solution Memory count during Post is wrong Cause Solution Solving Memory Problems13Solving Memory Problems Out of memory error Cause Solution Solving Memory Problems Make sure the processor heatsink is installed properly Solving Processor Problems14Solving Processor Problems Some fans only operate when needed Mode in Security Password Options Solving CD-ROM and DVD ProblemsSolving CD-ROM and DVD Problems 15Solving CD-ROM and DVD Problems Cannot eject compact disc tray-load unit Cause Solution Movie will not play in the DVD drive Cause Solution Enww System will not boot from USB Drive Key Cause Solution Solving Drive Key Problems16Solving Drive Key Problems USB Drive Key not found identified Cause Solution 17Solving Front Panel Component Problems Solving Front Panel Component ProblemsSolving Front Panel Component Problems Unable to connect to the Internet Cause Solution Solving Internet Access Problems18Solving Internet Access Problems Double-clickPorts COM & LPT Solving Internet Access Problems 19Solving Software Problems Solving Software Problems Contacting Customer Support Contacting Customer Support Enww Post Error Messages Control panel message Description Recommended action Appendix a Post Error MessagesPost Numeric Codes and Text Messages Table A-1Numeric Codes and Text Messages Post Numeric Codes and Text Messages Advanced Onboard Devices Replace diskette drive Control panel message Description Under Storage DPS Self-test Save Changes and Exit Problem Problem goes away Network Server Mode Active and NoEmulation back to RAID and select File Is not spinning, make sure the fans cable is Table A-2Diagnostic Front Panel LEDs and Audible Codes Activity Beeps Possible Cause Recommended Action Check to see if the 5Vaux light on Check that both power supply cables areProblem persists, replace the system board Properly connected to the system board Cmos Resetting the Password Jumper Using Computer Setup to Reset Cmos Clearing and Resetting the Cmos Figure B-1 Cmos switch Drive Protection System DPS Select Storage DPS Self-Test Accessing DPS Through Computer Setup Index Index Enww