RE: Dell t5500 workstation diagnostics lights 2 3 4 blinking no display


Thank you for trying these steps.

Please add me as friend and private message me the service tag of the system along with your email id (Note: please don't mention the service tag or email id on the public forum as it contains your personal information).

DELL-Akshatha M
Social Media and Community Professional

DELL-Akshatha M
Social Media Support
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