When we buy new device such as Citizen Systems CT-S4000DC we often through away most of the documentation but the warranty.
Very often issues with Citizen Systems CT-S4000DC 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 Printer Citizen Systems CT-S4000DC is responsible for and what options to choose for expected result.
Fortunately you can find all manuals for Printer on our side using links below.