hEX lite with DDR1 or DDR2's?

If that, who has an internal map, send photos to see, thank you for this.

http://forum.mikrotik.com/t/hex-lite-rb750r2/88072/1

DDR2: http://www.google.nl/url?sa=t&rct=j&q=&esrc=s&source=web&cd=2&ved=0CCkQFjABahUKEwiKh6zs7ozGAhWKBywKHTMQAJw&url=http%3A%2F%2Fwww.nanya.com%2FNanyaAdmin%2FGetFiles.ashx%3FID%3D388&ei=Mjx8VYqmJIqPsAGzoIDgCQ&usg=AFQjCNH9KUH9uYbMJxetVgc0yqNW-3hc1A&bvm=bv.95515949,d.bGg

Internal circuit board is really simple ah, you could save are saved.