3-44 FeaturesL 3 Features• The same trunk group can be assigned to more than one G-CO key on the same PT.• The same line can be assigned to an S-CO key and G-CO key. TheS-CO key has priority.• Immediate, delayed, no ringing or no incoming calls (disable) can be selected byprograms [408] through [413] on an extension-exchange line basis.• A ringing pattern can be selected for each exchange line by program [423].• Required System Programming[400] Exchange Line Connection Assignment[404] Trunk Group Assignment[405]–[407] Flexible Outward Dialling Assignment — Day/Night/Lunch[408]–[410] Flexible Ringing Assignment — Day/Night/Lunch[411]–[413] Delayed Ringing Assignment — Day/Night/Lunch[423] Exchange Line Ringing Pattern Selection• Related Feature ReferencesOutside Calling, Receiving Calls, Ringing Pattern Selection• Operating Instructions Reference1.2 Proprietary Telephone Settings, “Customising the Buttons on Your Telephone”,Line Access Keys+!!Log-In/Log-OutAllows an extension user to Log-In (join) or Log-Out (leave) a hunting, DISA ring or UCDgroup temporarily. Extensions in the log-out mode will not receive calls by ExtensionHunting, DISA or UCD but will receive other calls, not like the Do Not Disturb (DND)feature. The Log-In/Log-Out button can be assigned to a flexible button in the ProprietaryTelephone Settings. The lighting patterns of the Log-In/Log-Out button on a proprietarytelephone and status are as follows.Off: Log-In modeRed: Log-Out mode• There should be at least one extension that is in theLog-In mode in a group.• Related Feature ReferencesDirect Inward System Access (DISA),Extension Group,Extension Hunting, Uniform Call Distribution (UCD)• Operating Instructions References1.2 Proprietary Telephone Settings, “Customising the Buttons on Your Telephone”,Log-In/Log-Out Button1.7 Useful Features, “Joining or Leaving a Call Distribution Group (Log-In/Log-Out)”+Log-InLog-OutUCD GroupHunting GroupDISA Ring Group!!