How to Verify a New Xbox Hard Drive
After you have attached your new hard drive for Xbox, use the following directions to make sure that your system detects the new drive.
Checking your System Settings for the new hard drive that you installed
1. Turn on your Xbox and go to, My Xbox, and then go to your System Settings.
2. Scroll down to where it says, Memory and push A to select the option.
3. Check to make sure that the new Hard Drive for Xbox shows up in your list of Storage Devices. If it does your all set, if not, turn off and unplug the consol. Remove and reattach the hard drive. Make sure that you hear the drive click into place.
How to Verify a New Xbox Hard Drive