Your Dell might have a solid state drive I’ve shown you what it looks like in the picture it may also have a hard drive stick that’s the one in the far left of the picture.
Take the back off of your laptop and see which one you have do you have the square hard drive to the right or do you have the stick to the left.
Order what you need off of eBay replace the burned out component. After you do that you’re going to have to reinstall an operating system on the computer. After looking at the picture that you have provided. You have the square solid state hard drive which is pictured in my screenshot to the right. Just go on eBay and search laptop solid state drive.
Get whatever size that you want. And remove the old drive your old drive is the square box to the left of your battery right there in the picture. You don’t need any specific brand. When you get the old drive out you may find that it has an adapter. Simply unplug the old hard drive. And plug in the new hard drive. Be careful not to pull it loose from the motherboard while you’re doing this. After you install the hard drive then you can reinstall and operating system like Windows