2.7 [1] ConfigurationPC Programming Manual 2131.4.6 DIL (Direct In Line)1.4.5 DID (Direct Inward Dialing)1.13.19 Private Network Features—QSIG—CF (Call Forwarding)1.13.21 Private Network Features—QSIG—CT (Call Transfer)1.13.18 Private Network Features—QSIG—CCBS (Completion of Calls to Busy Subscriber)2.7.32 [1-4] Clock Priority (KX-TDA100/KX-TDA200/KX-TDA600)Slot Number (KX-TDA100/KX-TDA200), Shelf-Slot Number (KX-TDA600)Selects and prioritizes slot numbers for the PRI and T1 cards that are used to forward a clock pulsefrom an external source to the PBX.Obtain the master clock time from the outside line that the telephone company provides.To change Clock Priority, follow the steps below:1. Assign a Clock Priority to each PRI and/or T1 card.2. Set the status of the present clock source card to "OUS", then "INS".NoteIf multiple PBXs are used to establish a private network (TIE line service, QSIG network, etc.)without being connected through the telephone company, assign only one PBX as the clocksource on the network. That PBX should have a card connected to a telephone company lineselected as its clock source. All other PBXs should have cards connected to the network selectedas the clock source. This enables all PBXs on the network to synchronize their timing.DefaultNoneValue RangeNone, PRI23, T1Maintenance Console Location2.7.32 [1-4] Clock Priority (KX-TDA100/KX-TDA200/KX-TDA600)Programming Manual References2.15 [9] Private NetworkFeature Manual ReferencesNone