Use Program 11-15 : Service Code Setup, Administrative (for Special Access) to customize the special access Service Codes which are used by the administrator in the Hotel/Motel feature. You can customize additional Service Codes in Programs 11-10 ~ 11-14 and 11-16. The following chart shows: • The number of each code (01 ~ 14). • The function of the Service Code. • What type of telephones can use the Service Code. • The default entry. • Programs that may be affected when changing the code.