During the late 1960s and early 1970s, Ericsson transitioned from the semi-electronic AKE switching system to the fully computerized . Monolithic computer programs were failing to handle the scale of growing national telephone networks. Ericsson pioneered the design principle of modular software , where the switch’s computer program was divided into isolated modules, each containing its own strictly protected data.
Users value that documents are interlinked; finding one procedure often leads directly to related technical guidelines, creating a seamless workflow for field repairs. ericsson elex