Question Wont boot

Dec 28, 2020
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So currently my computer is on and everything is lighting up but it wont boot , the “DRAM” led is on and I have no ram currently installed do I need have ram installed for it to even boot?
SPECS:
Intel-10400F , Asrock b460M pro4 , Asrock 5600xt Phantom Gaming , phanteks p360a Coolermaster Black edition rgb fan , EVGA 600w 80+ bronze semi-modular