Removable storage might be a card reader for 4 different kind of cards. Not a problem anyway, so there is no need to repair it. However, https://www.google.com/search?q=xp+hide+drive+letter will tell you how to hide them, if you want.
About that second hard drive:
1. What does Disk Management say about it?
2. Does it have a drive letter?
3. If the driver letter is, say, k:, what happens if (in the command prompt) you say format k: (+ enter)?