Table of Contents1 Safety Precautions ................................................................................. 71.1 For Your Safety ................................................................................................................ 81.2 Important Safety Instructions ...................................................................................... 141.3 Precautions .................................................................................................................... 151.4 Data Security ................................................................................................................. 182 System Outline ..................................................................................... 192.1 Basic System Construction .......................................................................................... 202.1.1 System Configurations ................................................................................................. 202.1.2 System Connection Diagram ........................................................................................ 212.1.3 Block Diagram .............................................................................................................. 222.1.4 Typical Network Setting Example ................................................................................. 232.2 Optional Equipment ...................................................................................................... 262.2.1 Optional Equipment ...................................................................................................... 262.3 Specifications ................................................................................................................ 272.3.1 General Description ...................................................................................................... 272.3.2 Characteristics .............................................................................................................. 282.3.3 System Capacity ........................................................................................................... 283 Installation ............................................................................................. 333.1 Before Installation ......................................................................................................... 343.1.1 Before Installation ......................................................................................................... 343.2 Installation of the PBX .................................................................................................. 373.2.1 Unpacking ..................................................................................................................... 373.2.2 Names and Locations ................................................................................................... 383.2.3 Opening/Closing the front cover ................................................................................... 393.2.4 Frame Ground Connection ........................................................................................... 433.2.5 Installing/Removing the Optional Service Cards .......................................................... 433.2.6 Securing the Cables ..................................................................................................... 483.2.7 Placing the PBX on a Desktop ..................................................................................... 503.2.8 Wall Mounting ............................................................................................................... 513.2.9 Surge Protector Installation .......................................................................................... 553.2.10 Backup Battery Connection .......................................................................................... 573.3 The Mother Board and Option Cards .......................................................................... 593.3.1 Mother Board ................................................................................................................ 593.3.2 LCOT4 Card (KX-HT82480) ......................................................................................... 633.3.3 SLC8 Card (KX-HT82470) ............................................................................................ 643.3.4 DPH2 Card (KX-HT82460) ........................................................................................... 663.4 Connecting Outside Trunks ......................................................................................... 673.4.1 Connecting SIP Trunks ................................................................................................. 673.4.2 Connecting Analog Trunks ........................................................................................... 693.4.3 Bandwidth Requirements ............................................................................................. 693.5 Connecting Extensions ................................................................................................ 713.5.1 Connecting SIP Extensions .......................................................................................... 713.5.2 LAN Connections for SIP Extension ............................................................................. 773.5.3 Connecting Analog Extensions (SLT) ........................................................................... 793.5.4 Manager Extension ....................................................................................................... 793.6 Connecting Doorphones and Door Openers .............................................................. 803.7 Connection of Peripherals ............................................................................................ 843.8 Starting the PBX ............................................................................................................ 853.9 Programming Information ............................................................................................ 873.9.1 Overview of Web Maintenance Console ...................................................................... 87Table of ContentsGetting Started 5