Dell Dimension 9200 Service Manual page 28

Documentation
Light Pattern Problem Description
The computer is in a normal "off"
condition or a possible pre-BIOS
failure has occurred.
All four diagnostic lights display
solid green and then turn off after
the system successfully boots to
the operating system.
A possible processor failure has
occurred.
Memory modules are detected,
but a memory failure has occurred.
A possible graphics card failure
has occurred.
A possible floppy drive or hard
drive failure has occurred.
A possible USB failure has
occurred.
No memory modules are detected.
http://support.dell.com/support/edocs/systems/dim9200/en/SM_EN/adtshoot.htm (3 of 11) [12/9/2007 11:19:07 PM]
Suggested Resolution
Plug the computer into a working electrical outlet (see
●
Power Lights)
Reinstall the processor (see
Installing the
computer.
If two or more memory modules are installed, remove the
●
modules (see Memory), then reinstall one module
Removing
(see Memory) and restart the computer. If the
Installing
computer starts normally, continue to install additional
modules (one at a time) until you have identified a faulty
module or reinstalled all modules without error.
If available, install properly working memory of the same
●
type into your computer (see
Reseat any installed graphics card (see
●
Express Card).
If available, install a working graphics card into your
●
computer.
Reseat all power and data cables.
Reinstall all USB devices and check all cable connections.
If two or more memory modules are installed, remove the
●
modules (see Memory), then reinstall one module
Removing
(see Memory) and restart the computer. If the
Installing
computer starts normally, continue to install additional
modules (one at a time) until you have identified a faulty
module or reinstalled all modules without error.
If available, install properly working memory of the same
●
type into your computer (see
Processor) and restart the
Installing Memory).
Installing a PCI
Installing Memory).