Back to Contents Page
The diagnostic lights are not lit
after the computer successfully
boots to the operating system.
A possible processor failure has
occurred.
lReseat the processor (see Processor information for your computer).
lIf the problem persists, contact Dell.
Memory modules are detected, but
a memory failure has occurred.
lIf two or more memory modules are installed, remove the modules, 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.
lIf available, install working memory of the same type into your computer.
lIf the problem persists, contact Dell.
A possible graphics card failure has
occurred.
lReseat any installed graphics cards.
lIf available, install a working graphics card into your computer.
lIf the problem persists, contact Dell .
A possible floppy drive or hard
drive failure has occurred.
Reseat all power and data cables.
A possible USB failure has occurred.
Reinstall all USB devices and check all cable connections.
No memory modules are detected.
lIf two or more memory modules are installed, remove the modules, 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.
lIf available, install working memory of the same type into your computer.
lIf the problem persists, contact Dell.
Memory modules are detected, but
a memory configuration or
compatibility error has occurred.
lEnsure that no special requirements for memory module/connector placement exist.
lEnsure that the memory you are using is supported by your computer (see the Specifications
section for your computer).
lIf the problem persists, contact Dell.
A possible expansion card failure
has occurred.
lDetermine if a conflict exists by removing an expansion card (not a graphics card) and
restarting the computer.
lIf the problem persists, reinstall the card you removed, then remove a different card and
restart the computer.
lRepeat this process for each expansion card installed. If the computer starts normally,
troubleshoot the last card removed from the computer for resource conflicts.
lIf the problem persists, contact Dell.
Another failure has occurred.
lEnsure that all hard drive and optical drive cables are properly connected to the system
board .
l If there is an error message on the screen identifying a problem with a device (such as the
floppy drive or hard drive), check the device to make sure it is functioning properly.
l If the operating system is attempting to boot from a device (such as the floppy drive or
optical drive), check system setup to ensure the boot sequence is correct for the devices
installed on your computer.
lIf the problem persists, contact Dell.