42 DBS 576 (USA), issued January 1999 576-20-700Chapter 3. System Features Section 700 - OperationHardware Requirements• N/ARelated Programming• N/AConsiderations• Day and Night modes can be assigned to FF keys on a phone. You can switch between Day 1,Day 2, Night, Night 1, and Night 2 modes simply by pressing the appropriate key. The FF keylights red when the System is in the assigned mode.• With CPC version 2.0 and later - Day 1/Day 2/Night toggle mode key can be assigned. Pressingthe key toggles between modes. When in Day 1 mode, the FF key LED is not lit. When in Day 2mode, the LED lights green. When in Night mode, the LED lights red.• Prior to CPC version 2.0 - Day 1/Night toggle mode key can be assigned. Pressing the keytoggles between modes. When in Day mode, the FF key LED is not lit. When in Night mode, theLED lights red.Automatic Day/Night ModeYou can set the System to automatically enter a particular Day/Night mode determined by the time ofday. Each day of the month can be assigned 1 of 3 automatic system mode patterns. Each of thepatterns can be set to change modes up to 5 times per day.Up to 20 special days can be programmed with up to 5 automatic mode changes for the day.An Exception Day period is available for overriding the automatic mode for extended periods of time.For instance, if an office is shut down for the week of July Fourth, the System can be programmed tonot operate in the automatic mode for those days. The System will stay in the same mode for theperiod. The mode may be manually changed at any time.For instance, the System can be set to automatically enter Day 1 mode at 8:00 a.m. on weekdays andenter Night mode at 5:00 p.m. on weekdays. All incoming calls, TRS and attendant group handlingwould change accordingly. On Saturday and Sunday, the System would stay in Night mode.The Automatic Day/Night modes may be set in User Maintenance. See “Set Mode Schedule” on page96, “Set Special Day Mode” on page 98, “Set Exception Day Mode” on page 104, and “Set Day ofWeek Mode” on page 106.Hardware Requirements• N/ARelated Programming• N/AConsiderations• You can only set Automatic Day/Night modes on a system-wide basis. If tenant groups requireseparate Day/Night modes, you must set these modes manually.• You can manually override Automatic Day/Night modes. (See “Manual Day/Night Mode” onpage 40.)