You can go to dell.com, go to support and enter you Service Code or whatever it's called and you should be able to find all the specs of your computer. You could also go to Dell's online chat support or what ever it's called and ask, again reference the Service Code
Take a picture and post it up here and I can tell you. Many notebooks have the mini A connection. It uses the speed of A but has miniature connection that is different from the normal A connector.
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