If additional non stock parts are needed, this could increase lead time, especially if parts must be sourced from overseas. Our repairs are guaranteed for 6-12 Months, depending on which product you are repairing. We are very liberal with our policy. However, we do not cover external power surges or abuse of any kind.There will be no other charges at all. All customer units are logged in our system with their model and serial number. This item is in the category "Specialty Services\Restoration & Repair\Electronics". The seller is "brooks_circuit_specialists" and is located in this country: US. This item can be shipped to United States.