574. Look at the display to verify thewake-up time programmed.® 5. Press the Release key.Note: In 24-hour format, 7:30 AM isentered as 0730; 9:45 PM is 2145.Controlled Class Of Service (Option 11C Compact)With the Controlled Class Of Service (COS) feature, you may program theMeridian 1 Option 11C Compact telephone system to restrict specific roomextensions from making long distance extensions.To activate Controlled Class OfService (COS):∫Cont COS 1. Press the Cont COS key.2. Dial the guest’s extension number.∫Cont COS 3. Press the Cont COS key again. TheLCD indicator is on.® 4. Press the Release key.To deactivate Controlled Class OfService (COS):∫Cont COS 1. Press the Cont COS key.2. Dial the guest’s extension number.∫Cont COS 3. Press the Cont COS key again. TheLCD indicator flashes.® 4. Press the Release key.Hospitality features: Controlled Class Of Service