Services / 353P0992638 03 Modular ICS 6.0 Installer GuideServicesUsing Services, you can control three types of service usingthe time of day and the day of week:• alternate call ringing, see page 357• alternate dialing restrictions, see page 360• alternate call routing, see page 361You can customize services in general under CommonSettings. Refer to Common settings on page 354.Within each type of service, you can customize six schedules.For example, you may want to combine alternate call ringingwith alternate dialing restrictions for lunchtime, evenings, andweekends (Schedules 1, 2, and 3). Then you may want to runalternate call routing using three separate schedules.Tips - Once you have programmed the different servicesand schedules, you can turn each of the services on separately.For example, the Night schedule might control both Ringingservice and Restriction service. But you can turn on just theRinging service part of the Night schedule if you wish.You can activate the services from the designated controltelephone for each Norstar telephone and line in your system.You can have one control telephone for the whole system, ordifferent control telephones for different Norstar telephonesand lines.If you want to have several services active at the same time,simply program them on for the same schedule.