Ram slots not working please help. A memory slot is a slot in your motherboard where you place your ram (random access memory) card. For+Original+Lenovo+Thinkpad+E420+INTEL+DDR3+Laptop+System With a working ram module in one memory slot, turn on your machine and see if its able to boot properly. Motherboard ram slots not working . If the computer cannot detect a ram card installed in one of your memory slots, you have to troubleshoot the problem immediately. I've tested two ram kits, and both work if only one stick is plugged, but does not work if two are plugged. Second ram slot is not working! (sorry if this is mentioned later) relevant specs: But not working in the second one. Caribbean ram memory slot on motherboard not working stud is a very popular form of poker. I try put there 2 different ddr3 (original samsung and kingston). My issue was that my brand new gigabyte trx40 aorus master mother board was not recognising the ram is specific slots. Ram slots...