Reinstalling OSX from an external?

[SirStrumalot]

So my optical drive failed on my 2007 Macbook Pro, and I need to reinstall OSX. I was just wondering whether I could do this using my external USB optical drive? Would it allow me to boot and install from my snow leopard disc?

 

[emiljan]

Yes it will.

 

[8CoreWhore]

http://discussions.apple.com/message.jspa?messageID=11578039