Motherboard beeping installing 4gig ram

Jun 25, 2018
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Hi, I have a gigabyte motherboard( ga p41t d3p) , when I install a 4 gig ram in it (KVR16LN11/4) it starts beeping forever! while the mother spec says it supports 8gig of ram.I'm sure the ram is ok cause it works on another system, so how can I fix this?