Put ddr2 ram in ddr3 motherboard

Zykrim

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May 16, 2016
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Ok so like a total idiot i put ddr2 ram in a computer with a ddr3 motherboard and now whenever i try to turn the PC on it turns on for 5 seconds then turns off. And it continues to do that untill i turn it off. I don't know Why it does this but it might be because when i replaced the ddr3 ram the ram got some scratches and a little dent. So Idk what whetever the problem is that the ddr3 ram is broken or that something else is broken.
 
Solution


turkey3_scratch said:
It looks like a small black dangly ice cream jug on two wires, and somebody stabbed a knife into the top of the ice cream jug.


Check the MB schematic in the manual to see where the connector is and see if it's populated.




I wouldent say i Jammed it that hard but if i did push it hard enough would it damage the whole motherboard or just the sockets i tried putting it into?
 




Yeah i think thats what happend which led me to belive it might be the ddr3 ram that is broken.
 


when i turn on the PC it turns on for 5 seconds then turns off and then it automaticly turns on for 5 seconds again
 


Well im also thinking it could be the ddr3 ram because when i took it out i kinda dented them. And if the motherboard is toast then the pc wouldent turn on at all would it?
 
Do you happen to be using a Gigabyte motherboard? They have boot failure protection so that if you try and boot with incompatible settings, the board will reboot with compatible settings, but if the DDR 3 RAM is grossly incompatible, it still may fail.

I suggest, as the others have said, trying the correct RAM in slots you haven't forced incorrect RAM modules into. Also, try the modules one at a time.
 


They pop right out! How'd you do that? Did you release the latches before removing it?
 

I have a msi motherboard and no unfortunatly it doesn't work in the other slots but as i said to the other guys it might be because the ddr3 ram is faulty 🙁
 
I doubt your motherboard is toast, just from having incorrect memory modules forced into it. The slots, perhaps, but the memory controller is not integrated to the motherboard but instead the CPU. At worst, if the memory modules connected enough to cause electrical damage, I would expect the memory controller to take the hit, not some traces on the motherboard, or it's power delivery circuitry.
 


What happens if you start it with no RAM? Does it differ from when the there is RAM?
 


Idk if its like what your talking about but it is little white mark on the ddr3 ram sticks because i tried to put them in at sides at first
 

Nope it does the same thing
 
You used the word, "dented," so I don't know what you're talking about either. PCB material doesn't generally dent, unless you mean you crushed part of the edge of the module, however memory modules often come with metal heat spreaders on them that can be deformed. A picture of the damage would be more helpful.