OptiPlex Diagnostic Indicator Reference
Dell OptiPlex computers come with a variety of error diagnostic tools including numbered LED lights and beep codes. Select your OptiPlex model and enter the error you see on your computer.
Dell OptiPlex 2005-2009
Dell OptiPlex 2009-2012
Dell OptiPlex 2012-Present
Beep Codes
1
2
3
4
1
2
3
4
Light Blink Pattern:
2
3
blinks, then pause, then
1
2
3
4
5
6
7
blinks.
Beep Pattern:
1
2
3
4
-
1
2
3
4
-
1
2
3
4