[hrb2k]

you can use any ip.bin as long as the name of the bootbin is in the ip.bin. to do this, you can use a tool called ipbin4win. search google.

or you can open any ip.bin in a hex editor and change the bootbin to 1bleem.bin.

or just rename 1bleem.bin to 1st_read.bin and use any other ip.bin.