Installation Type Card Type Max. No/Card TypeMax. No/LineType Card ProgrammingOption - Trunk /Doorphone SlotLOCT6: 6-portAnalogue Trunk ports 22(Trunk)9.23 PBXConfiguration—[1-1]Configuration—Slot—CardProperty - LCO typePRI30/E1: PRI30Trunk Card 19.25 PBXConfiguration—[1-1]Configuration—Slot—CardProperty - PRI type9.28 PBXConfiguration—[1-1]Configuration—Slot—CardProperty—E1 type LineSignal SettingDPH2: 2-portDoorphone InterfaceCard1 1(Doorphone)9.33 PBXConfiguration—[1-1]Configuration—Slot—DOORPHONECard—Card PropertyOption -Extension SlotDHLC4: 4-port DigitalHybrid Extension Card 22(Extension) 9.21 PBXConfiguration—[1-1]Configuration—Slot—Extension—CardPropertyDLC8: 8-port DigitalExtension Card 2MCSLC8: 8-port SLTCard 2DLC16: 16-port DigitalExtension Card 1 1(Extension)MCSLC16: 16-portSLT Card 1For more information on the virtual cards and other optional cards, see the following sections in the InstallationManual:→ 4.4 Virtual Cards→ 4.5 Physical Trunk and Extension CardsFor information about cards supported by Expansion Units, see System Components for Expansion Unit in theKX-NS500 Installation Manual.Common Programming Reference ItemsWhen programming settings for cards, extensions, and other devices using Web Maintenance Console,depending on the screen being accessed, the following items may be listed on the screen for your reference:174 PC Programming Manual9.1 PBX Configuration—[1-1] Configuration—Slot