JDSU offers return-to-factory repair for all JDSU equipment. JDSU technicians ensure the equipment is functioning properly and will install any engineering change notices (ECNs) before it is shipped back to the customer. JDSU, together with its strategic partners, offers repair services for the majority of third-party test equipment and general instrumentation products. The results are a single supplier for your instrument repair needs and the confidence that all services provided will conform to JDSU's quality and accountability standards.