Directory Type Description ProgrammingPS Dialing Directory A list of names and telephone numbers. Used tomake a call to one of the stored parties.Stored in the PS by thePS user.Quick Dialing A list of frequently dialed feature numbers as well asnames and telephone numbers. Used to quicklyaccess one of the stored features, or quickly make acall to one of the stored parties.Stored in the PS by thePS user.System SpeedDialing DirectoryA system-wide list of names and telephone numbers.Used to make a call to one of the stored parties.Stored in the PBX.PBX ExtensionDialing DirectoryA system-wide list of extension names. Used to makea call to one of the stored extensions.Stored in the PBX.PC Programming Manual References8.1 [6-1] System Speed Dial→ Name→ CO Line Access Number + Telephone Number6.1 [4-1-1] Wired Extension—Extension Settings—Main— Extension Name6.10 [4-2-1] Portable Station—Extension Settings—Main— Extension NamePT Programming Manual References[001] System Speed Dialing Number[002] System Speed Dialing Name[004] Extension Name13.1.28 PS Feature ButtonsDescriptionAlthough a portable station (PS) does not feature as many buttons as a proprietary telephone (PT), a PS canbe customized to give a PS user access to PBX features, just as the flexible buttons on a PT can be customized.(® 6.1.3 Flexible Buttons)13.1.29 PS Ring GroupDescriptionA PS ring group is a way for several portable stations (PSs) to be notified of an incoming call simultaneously,while using only one channel of a cell station (CS).Normally when a PS receives a call, one channel of a CS is used to ring the PS (® 13.1.26 PS Connection).If several PSs are members of an incoming call distribution (ICD) group, the available channels of a CS willbecome busy just by ringing each PS. Assigning a group of PSs to a PS ring group alleviates this strain on theCS because only one channel is needed to ring a PS ring group’s members.PS ring group members and related parameters are assigned through system programming, as explainedbelow.a. Floating Extension Number: When this number is called, all PSs in the group ring.272 Feature Manual Document Version 2009-1213.1.29 PS Ring Group