Solving Internet Access Problems | HP dc5750 manual

Solving Internet Access Problems

If you encounter Internet access problems, consult your Internet Service Provider (ISP) or refer to the common causes and solutions listed in the following table.

Table 2-18Solving Internet Access Problems

Unable to connect to the Internet.

Cause	Solution

Internet Service Provider (ISP) account is not set up properly.	Verify Internet settings or contact your ISP for assistance.

Modem is not set up properly.	Reconnect the modem. Verify the connections are correct
	using the quick setup documentation.

Web browser is not set up properly.	Verify that the Web browser is installed and set up to work with
	your ISP.

Cable/DSL modem is not plugged in.	Plug in cable/DSL modem. You should see a “power” LED light
	on the front of the cable/DSL modem.

Cable/DSL service is not available or has been interrupted due	Try connecting to the Internet at a later time or contact your
to bad weather.	ISP. (If the cable/DSL service is connected, the “cable” LED
	light on the front of the cable/DSL modem will be on.)

The CAT5 UTP cable is disconnected.	Connect the CAT5 UTP cable between the cable modem and
	the computers’s RJ-45 connector. (If the connection is good,
	the “PC” LED light on the front of the cable/DSL modem will be
	on.)

IP address is not configured properly.	Contact your ISP for the correct IP address.

Cookies are corrupted. (A “cookie” is a small piece of	Windows XP
information that a Web server can store temporarily with the	1.	Select Start > Control Panel.
Web browser. This is useful for having the browser remember
some specific information that the Web server can later	2.	Double-clickInternet Options.
retrieve.)
	3.	On the General tab, click the Delete Cookies button.
	Windows 2000
	1.	Select Start > Settings > Control Panel.
	2.	Double-clickInternet Options.
	3.	On the General tab, click the Delete Cookies button.

Cannot automatically launch Internet programs.

Cause	Solution

You must log on to your ISP before some programs will start.	Log on to your ISP and launch the desired program.

Internet takes too long to download Web sites.

Cause	Solution

Modem is not set up properly.

Verify that the correct modem speed and COM port are selected.

44 Chapter 2 Troubleshooting Without Diagnostics

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HP dc5750 manual 18Solving Internet Access Problems, Unable to connect to the Internet Cause Solution

Contents

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