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I can email you a pdf copy of the manual - but I do not have your address and this does not seem to allow attachments. I looked at it - there is a way to use parental controls to lock people out - but this seems to have locked everyone out. You can find the manual here: http://www.retrevo.com/support/Viewsonic-NX2232W-TVs-manual/id/5890ci272/t/2/