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Original Discussion: https://www.dell.com/community/en/conversations/inspiron-desktops/inspiron-5675-problem-blinking-3-amber-6-white/647f7b7bf4ccf8a8de9b7e9c Dell Desktop: 3 Amber and 6 White Blinks Light Issue If your Dell desktop or all-in-one PC fails to boot and the power button blinks 3 amber

An OptiPlex desktop may fail to power on, showing no lights, sounds, or display. This can result from power interruptions, residual charge, or external device conflicts. The steps below help restore functionality. Symptoms No LED activity on the power button or status indicators. No fan noise or