Help cannot place the right imputs on Mitsubishi for AT&T!

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Steadyone
Help cannot place the right imputs on Mitsubishi for AT&T!

Hi all the tv was working fine until my roommate wanted me to try and hook my laptop uo to the tv now I cannot get the right inputs put back in place.

 

She has a Mitsubishi HD 1080 series. We have AT&T Universal tv and I just need to configure the inputs any help???

 

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