Code from terminal 8 dosen't work?

Games Other Halo
1

Found all 8 terminals in halo 4, watched video and listed the symbols. inputted them but they don’t seem to work? What am I doing wrong?

2

There are only 7 terminals in Halo 4. That may be the source of the problem.

3

See here.

You will find the particular one you are looking for a little down the page on the large image.