When we buy new device such as Brother NX-400Q we often through away most of the documentation but the warranty.
Very often issues with Brother NX-400Q 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 Sewing Machine Brother NX-400Q is responsible for and what options to choose for expected result.
Fortunately you can find all manuals for Sewing Machine on our side using links below.