My Dvr Expander How To Use An External Hard Drive As A Dvr Expander?

How to use an external hard drive as a dvr expander? - my dvr expander

I drive 250 GB FreeAgent Go 522 and DISH Network DVR has a USB port on the back, but not with the hard work is one way that works DVR to the USB port hack with the hard drive, so you do as Expander can use? Please help.