Dell 420, 220S manual System Messages, Hardware Troubleshooter, Click Start→ Help and Support

Page 53

2

No memory modules are

If two or more memory modules are installed, remove the modules (see Replacing or Adding a Memory

 

detected.

Module), and then reinstall one module and restart the computer. If the computer starts normally,

 

 

continue to install additional memory modules (one at a time) until you have identified a faulty module or

 

 

reinstalled all modules without error.

 

 

If available, install working memory of the same type into your computer (see Replacing or Adding a

 

 

Memory Module).

 

 

If the problem persists, contact Dell (see Contacting Dell).

 

 

 

3

Possible system board

Contact Dell (see Contacting Dell).

 

failure.

 

 

 

 

4

RAM Read/Write failure.

Ensure that no special requirements for memory module/connector placement exist (see Replacing or

 

 

Adding a Memory Module).

 

 

Ensure that the memory you are using is supported by your computer.

 

 

If the problem persists, contact Dell (see Contacting Dell).

 

 

 

5

Real time clock failure.

Replace the battery (see Coin-Cell Battery).

 

Possible battery or

If the problem persists, contact Dell (see Contacting Dell).

 

system board failure.

 

 

 

 

6

Video BIOS Test Failure.

Contact Dell (see Contacting Dell).

 

 

 

System Messages

NOTE: If the message you received is not listed in the table, see the documentation for either the operating system or the program that was running when the message appeared.

Alert! Previous attempts at booting this system have failed at checkpoint [nnnn]. For help in resolving this problem, please note this checkpoint and contact Dell Technical Support — The computer failed to complete the boot routine three consecutive times for the same error (see Contacting Dell).

CMOS checksum error — Possible system board failure or RTC battery low. Replace the battery (see Replacing the Coin-Cell Battery).

CPU fan failure — Processor heat sink/fan failure. Replace the heat sink/fan assembly (see Processor Heat Sink/Fan Assembly).

Hard-disk read failure — Possible hard drive failure during hard drive boot test.

Keyboard failure — Keyboard failure or keyboard cable loose (see Keyboard Problems).

No boot device available — The system cannot detect a bootable device or partition.

¡If the hard drive is your boot device, ensure that the cables are connected and that the drive is installed properly and partitioned as a boot device.

¡Enter the system setup program (see System Setup Program) and ensure that the boot sequence information is correct.

No timer tick interrupt — A chip on the system board might be malfunctioning or system board failure (see System Setup Program for assistance).

NOTICE – Hard Drive SELF MONITORING SYSTEM has reported that a parameter has exceeded its normal operating range. Dell recommends that you back up your data regularly. A parameter out of range may or may not indicate a potential hard drive problem. —

S.M.A.R.T error, possible hard drive failure. This feature can be enabled or disabled in BIOS setup.

Hardware Troubleshooter

If a device is either not detected during the operating system setup or is detected, but incorrectly configured, you can use the Hardware Troubleshooter to resolve the incompatibility.

Windows® XP:

1.Click StartHelp and Support.

2.Type hardware troubleshooter in the search field and press <Enter> to start the search.

3.In the Fix a Problem section, click Hardware Troubleshooter.

Image 53 Contents
Models DCSCLF, DCSCMF, Dcscsf Replacing the Bezel BezelRemoving the Bezel Back to Contents Click Save this program to disk, and then click OK Flashing the Bios From a CDFlashing the Bios From the Hard Drive Back to Contents Removing the Chassis Support Bracket Chassis Support BracketReplacing the Chassis Support Bracket Removing a PCI or PCI Express Card Installing a PCI or PCI Express CardPCI and PCI Express Cards Follow the procedure in After Working on Your Computer Network Type Installed Removed Card SoundReplacing the Coin-Cell Battery Coin-Cell BatteryRemoving the Coin-Cell Battery Visit support.dell.com Contacting DellReplacing the Computer Cover Computer CoverRemoving the Computer Cover Page Replacing the Processor ProcessorRemoving the Processor Page Removing a Hard Drive DrivesHard Drives Vostro Replacing or Adding a Hard Drive Vostro Removing a Media Card Reader Media Card ReaderPage Replacing or Adding a Media Card Reader Follow the procedure in After Working on Your Computer Removing an Optical Drive Optical DriveReplacing or Adding an Optical Drive Vostro 420 and Vostro Removing a Drive Bay Break-Away Metal PlateVostro 220s Removing the Chassis Fan FanReplacing the Chassis Fan Page Removing the Processor Heat Sink/Fan Assembly Processor Heat Sink/Fan AssemblyReplacing the Processor Heat Sink/Fan Assembly Removing the I/O Panel PanelReplacing the I/O Panel Replacing or Adding a Memory Module Memory ModulesRemoving Memory Modules Follow the procedure in After Working on Your Computer Replacing the Power Supply Power SupplyRemoving the Power Supply DC Power Supply Connectors DC Power Supply Connector Pin Assignments Pin Number Signal Name 18-AWG Wire Pin Number Signal name Wire Color Wire SizePin Number Signal Name 22-AWG Wire DC Power Connector P10Remove the System Board System BoardReplacing a System Board Page Entering the System Setup Program System Setup ProgramSystem Setup Program Screens OverviewBoot Sequence System Setup Program OptionsOption Settings Clearing Forgotten PasswordsChanging Boot Sequence for the Current Boot Changing Boot Sequence for Future Boots Flashing the Bios From the Hard Drive Clearing Cmos SettingsBack to Contents Back to Contents Power Lights TroubleshootingTools Beep CodesSystem Messages Fix a Problem section, click Hardware TroubleshooterHardware Troubleshooter Click Start→ Help and SupportStarting the Dell Diagnostics From Your Hard Drive Dell DiagnosticsWhen to Use the Dell Diagnostics Option Function Dell Diagnostics Main MenuTab Function Solving ProblemsBattery Problems Adjust the Windows volume control Drive ProblemsEnsure that Microsoft Windows Recognizes the drive Run Check DiskIeee 1394 Device Problems Error MessagesClick Uninstall Operating system not found Contact Dell see Contacting DellLockups and Software Problems Keyboard ProblemsCheck the keyboard cable End the programIf you experience other memory problems Memory ProblemsRun the Program Compatibility Wizard If you receive an insufficient memory messagePower Problems Mouse ProblemsNetwork Problems Verify that the printer is recognized by Windows Printer ProblemsClick Start → Control Panel→ Hardware and Sound→ Printer Click Properties and click PortsVerify that the scanner is recognized by Microsoft Windows Scanner ProblemsSound and Speaker Problems Check the monitor power light Video and Monitor ProblemsCheck the diagnostic lights Check the monitor cable connectionAccessing the Dell Support Utility Dell Technical Update ServiceDell Support Utility Click Start→ Control Panel→ Appearance and ThemesDouble-Clicking the Dell Support Icon Clicking the Dell Support IconRecommended Tools Working on Your ComputerBefore Working on Your Computer Turning Off Your ComputerInside View of Your Computer DIMM4 System Board ComponentsSATA2 SATA1 After Working on Your Computer
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