So you have to unrar the ms dash file and leave it on PC. Then do hotswap. When you are able to use xplorer360 to read the xbox hdd, then copy all files and folders of ms dash over the partition 3.
hmm. There are 3 ways to fix your xbox. - hotswap with xplorer360 - xboxhdm1.9 - modchip They all require to open your xbox.