changing code
by joanne derr
How do I change my code on my key pad. model 1140 chamberlain opener There are currently 2 manuals online for the keypads. The first is for the 740cb and is located at http://www.chamberlain-diy.com/doityourself/pages/productmodeldetail.aspx?modelId=1474 The second is for the 940d which is located at http://www.chamberlain-diy.com/doityourself/pages/productmodeldetail.aspx?modelId=1473 Either one should give instructions for programming your keypad.
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