Enter the One Time Boot Menu and use the arrow keys to select Diagnostics and press enter. For a Desktop at the Dell logo screen, tap the F12 key.Reconnect one at a time and check if the computer functions. If the computer is not beeping and the Diagnostic LEDs are not flashing or lit? Unplug all connections and remove all media communication devices (for example external monitors).If you cannot find the beep or LED diagnostics code your personal computer displays in any of the media above, contact Dell Technical support directly.For information about Desktop LED codes, see the table in your computers User Manual or check out these articles:ĭiagnostic Indicators (Inspiron Desktops),ĭiagnostic Indicators (OptiPlex Desktops),ĭiagnostic Indicators (Dell Precision Workstations.).Understanding Beep Codes on a Dell Desktop or All-in-One PC For information about computer beep codes, see the table in your computers User Manual or have a look at this article:.Remove all attached components, reattach the PSU cables and using the PSU test button, install each component individually to test. If after removing the cables from the system board and the PSU LED illuminates, one of the attached devices or components could be faulty.If the LED still does not illuminate when the test button is pressed, the PSU is possibly faulty. If the PSU LED does not illuminate, remove the PSU cables from the system board and test again.Ensure that the power cable is connected to the supply and press the test button to test the PSU. A test button and LED are on the side of the unit where the AC plug is located.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |