2.6 COS ProgrammingGeneral Programming 239[511] PT Programming LevelDescriptionDetermines the Station Programming level on a Class of Service (COS) basis. There are twolevels as follows.Level 1: enables all Station Programming.Level 2: disables CO button programming in Station Programming.Selection• COS number: 1 through 8, ( =all COS)• LVL 1 / LVL 2DefaultAll COS – LVL1Programming1. Enter 511.Display: 511 PITS PGM LVL2. Press NEXT.Display: COS NO?3. Enter a COS number.To enter COS number 1, you can also press NEXT.Display example: COS1:LVL14. Keep pressing SELECT until the desired selection is displayed.Display example: COS1:LVL25. Press STORE.6. To programme another COS, press NEXT or PREV, or SELECT and the desired COSnumber.7. Repeat steps 4 through 6.8. Press END.Conditions• If you try to execute the CO button programming while on level 2, a warning tone is heardand the initial programming display appears.• A ringer frequency for each CO button cannot be changed on level 2.• The programming assigned on [005] Flexible CO Button Assignment can be overwritten,regardless of the level of this programming.