When we buy new device such as EverFocus ECOR264-4X1R we often through away most of the documentation but the warranty.
Very often issues with EverFocus ECOR264-4X1R 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 DVR EverFocus ECOR264-4X1R is responsible for and what options to choose for expected result.
Fortunately you can find all manuals for DVR on our side using links below.