When we buy new device such as Aiphone ja-2sd we often through away most of the documentation but the warranty.
Very often issues with Aiphone ja-2sd begin only after the warranty period ends and you may want to find how to repair it or just do some service work.
Even oftener it is hard to remember what does each function in Drums Aiphone ja-2sd is responsible for and what options to choose for expected result.
Fortunately you can find all manuals for Drums on our side using links below.