Yes it will. If you have to do a restore, depends what's wrong with your iPod. The trick would be to either have it backed up before ;) or get a USB to ZIF adapter, remove your hard drive and copy your files with some of the freeware that is out there (depends on your OS) to your computer. Then restore your iPod and reload the music. Hope this helps, good luck.
If you want to get back your erase all of your music. Well Lots of iPod music recovery software are available in the market. But reason is that how to recovers and restore my erase or deleted Files. I used one the best iPod music recovery this software very user friendly and no need technical experience. It can easy to use the software. Kernel Recovery for iPod software recovers all erase or corrupt music very small minutes.
Refer this link : http://www.ipodfilerecovery.com