Dell Dimension 2400 PC Desktop "abcd" Questions

dell front panel power light abcd lights yellow monitor suddenly and randomly goes blank and front panel power light and abcd lights turn yellow Does the monitor go out completely, no power? Or just ...

what do the abcd lights on back of computer stand for They're diagnostic lights. The lights are explained, starting at page 35. http://support.dell.com/support/edocs/SYSTEMS/dim2400/en/F75560LRs.pdf

Fan high rev, no abcd lites, on/off switch amber, monitor black Have you tried a known good power supply?

dell REV A00 Monitor shuts off Does your power light turn amber? what about the lights on back the ABCD lights do you have any popped capacitors?

my abcd ligths on back panel goes off lights signify that there is a problem with your computer on a hardware level. your manual will translate those codes with an error message and possible solutions

...is suspect. Solid Amber, indicates a motherboard problem. The Diagnostic LEDs on the back marked ABCD can give more specific POST error details. Hi, It may be that your power supply is faulty,

computer does not boot When I turn on my computer, I hear 6 beeps, the tower abcd lights on the back, ab is yellow and cd are green. I get no picture at all. I hear the hard drive running, please help

ABCD lights on back are YYY_ (D light is not on). What does this mean on my Dell Dimension 2400 PC? hello, here is a link to Dell website about the light in the back and what they mean ...

...your dell fixed. I have the exact same problem where it wont start - fan full blast, screen off. no abcd lights on. I can only get it working by plug/unpluging it many times. Please reply to ...

...could be with the power supply or some motherboard component. Check for the DIAG lights labled ABCD or 1234 on the back of the tower. The staus of the lights will help more on finding the cause. ...