TommyJames, this guide [guide|1784|might help] you out. Step 7 and on tells you what to do when the buttons are not working etc....
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also, you might check this [http://www.ifixit.com/Answers/View/34045/PSP+Analog+seems+stuck%2C+always+running+right|question.] If cleaning it does not work you might have to replace the stick assembly. the part is available [https://www.google.com/search?q=psp+1000+joystick+repair&hl=en&biw=1024&bih=629&prmd=imvns&source=univ&tbm=shop&tbo=u&sa=X&ei=n3y4TrCgBMOKsgLmy5D9Aw&sqi=2&ved=0CEgQrQQ|here] and there are plenty of videos on [http://www.youtube.com/watch?v=qnnCzeOtjms|on youtube.]
TommyJames, this guide [guide|1784|might help] you out. Step 7 and on tells you what to do when the buttons are not working etc....
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also, you might check this [http://www.ifixit.com/Answers/View/34045/PSP+Analog+seems+stuck%2C+always+running+right|question.] If cleaning it does not work you might have to replace the stick assembly. the part is available [https://www.google.com/search?q=psp+1000+joystick+repair&hl=en&biw=1024&bih=629&prmd=imvns&source=univ&tbm=shop&tbo=u&sa=X&ei=n3y4TrCgBMOKsgLmy5D9Aw&sqi=2&ved=0CEgQrQQ|here] and there are plenty of videos on [http://www.youtube.com/watch?v=qnnCzeOtjms|on youtube.]