8ContentsSection 1 Basic System ConstructionSection 2 Installation2.1 Before Installation ................................................................................. 2-22.2 Unpacking .............................................................................................. 2-42.3 Names and Locations ............................................................................ 2-42.4 Wall Mounting ....................................................................................... 2-52.5 Frame Ground Connection .................................................................. 2-62.6 Opening the Top Front Cover .............................................................. 2-62.7 Exchange Line Connection................................................................... 2-72.8 Extension Connection ........................................................................... 2-102.9 External Pager (Paging Equipment) Connection............................... 2-122.10 External Music Connection.................................................................. 2-132.11 Parallelled Telephone Connection ....................................................... 2-142.12 Polarity Sensitive Telephone Connection ............................................ 2-152.13 Printer and PC Connection.................................................................. 2-162.14 Location of Optional Cards.................................................................. 2-192.15 OGM/FAX Detection Card Installation .............................................. 2-192.16 Doorphone and Door Opener Connection.......................................... 2-212.17 Installing a 3-CO Line & 8 Ext Expansion Card (KX-TA62477)and 8 SLT Extn. Expansion Card (KX-TA62474) ......................... 2-252.18 Auxiliary Connection for Power Failure Transfer ............................. 2-302.19 Securing the Cords................................................................................ 2-312.20 Closing the Front Cover ....................................................................... 2-312.21 Starting the System for the First Time ............................................... 2-322.22 System Restart ....................................................................................... 2-332.23 System Data Clear................................................................................. 2-34Section 3 FeaturesA Absent Message Capability ................................................................ 3-2Account Code Entry ........................................................................... 3-3Alternate Calling – Ring/Voice .......................................................... 3-3Automatic Callback Busy (Camp-On) ............................................... 3-4Automatic Exchange Line Access Number........................................ 3-4Automatic Route Selection (ARS) ..................................................... 3-5B Busy Extension Signalling ................................................................. 3-10C Call Barring ........................................................................................ 3-11Call Barring — Extension Lock Boundary Class .............................. 3-13Call Barring for System Speed Dialling ........................................... 3-13Call Barring Override by Account Codes .......................................... 3-14Call Forwarding.................................................................................. 3-15Calling Party Control (CPC) Signal Detection .................................. 3-15Call Park ............................................................................................. 3-16Call Pickup ......................................................................................... 3-17Call Splitting....................................................................................... 3-17