I deleted all content of clip+

hi friends.

I deleted all content from my clip plus when rockbox was installed. now i am turning it on and sandisk logo on the screen, nothing happens. my english is not very good so i couldn’t find the right solution. on the computer it has been seen but it says that i have to format it. but when i try to format it’s memory is seen as 4 mb.what can i do? pls don’t say it has died :confused: