hey everyone

I've got a boston 4500 and I dojn't know what mean AES key to see the TPS french channel I already can see all channels but not the multivision on the same boston I can see also D+ con taquillas without trouble.
What I have on code edit for TPS on viacess menu is 7 ligne like this
08
09
0A
0B
0C
0D
0E
i ALREADY ENTERN THE LAST CODE WORKS ALL EXECPT ŃULTIVISION
PLEASE YTRY TO EXPLAIN ME BRAIN IN THIS WORLD
tHANKS