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Explanation: I'd go with comprehensive service. 27,000 google hits for "comprehensive service" + "computer".
Sun offers a comprehensive service portfolio for your Sun Fire 15K server, in addition to service solutions for the entire Sun Fire product family.
Over 12,000 service professionals focused on delivering on availability goals
Consulting services to provide "how to" in high availability infrastructure deployment
Training solutions for Sun's Solaris 8 Operating Environment
Preemptive, online support services to help increase your system availability.
In addition to customized IT development (projects) and ready-made IT applications (products), we also offer our customers a broad range of services. This comprehensive service concept covers the lifecycle of our IT solutions:
Process and technology consulting [additional information]
Complete hotline support for projects and products [additional information]
Provision of the IT solutions in our Service Center (ASP model)