help with halo 3 terminals?

[Andrew P]

i need help with the halo 3 terminals i hav tried eveyting i know but i still dont get the achievement lol.
can any1 help me

ps i need people to join me on legendary campaign
any1 pleaz join
also if u do join i can help u wiv da vidmaster challenge annual
plez help

 

[Blackie L]

all help u with terminals
whats your gt
also i need the vidmaster challenge

 

[Scampfarmer]

I think you have to let the terminals play to get the achievement (i.e. don't skip the sequence that plays when you open one).