Abstract :
Advances in technology now have an impact on the development of library services. Library service that has evolved is the Senayan Library Management System or better known as Slims. Catholic University Musi Charitas Palembang is one that uses Slims application as supporting facilities at the library. By using one element of the method McLean DeLone and testing of the effect of variable information quality, service quality and quality system to the net benefit that is felt at the LibraryCatholic University Charitas Palembang Musi. Based on theresults of questionnaires thathavebeen distributedtoth respondent sandtests performed conclusion that the variable information quality and system quality has not significantly, while the variables of service quality significantly affect the net benefit to the library of theCatholic University Musi Charitas Palembang.