6ContentsSection 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 Outside (CO) Line Connection ............................................................ 2-72.8 Extension Connection ........................................................................... 2-92.9 External Pager (Paging Equipment) Connection............................... 2-102.10 External Music Connection.................................................................. 2-112.11 Paralleled Telephone Connection ........................................................ 2-122.12 Polarity Sensitive Telephone Connection............................................ 2-132.13 Printer and PC Connection.................................................................. 2-142.14 Location of Optional Cards.................................................................. 2-172.15 OGM/FAX Detection Card Installation.............................................. 2-172.16 Doorphone and Door Opener Connection .......................................... 2-192.17 Backup Batteries Connection............................................................... 2-232.18 Installing a 3-CO Line & 8 Ext Expansion Card (KX-TA30877)and 8 SLT Extn. Expansion Card (KX-TA30874) ............................. 2-242.19 Auxiliary Connection for Power Failure Transfer............................. 2-292.20 Securing the Cords................................................................................ 2-292.21 Closing the Front Cover ....................................................................... 2-302.22 Starting the System for the First Time ............................................... 2-312.23 System Restart ....................................................................................... 2-332.24 System Data Clear................................................................................. 2-34Section 3 FeaturesA Absent Message Capability ................................................................ 3-2Account Code Entry ........................................................................... 3-2Alternate Calling – Ring/Voice (Voice to Ring only) ........................ 3-3Automatic Callback Busy (Camp-On) ............................................... 3-3Automatic Outside (CO) Line Access Number.................................. 3-4B Busy Station Signaling (BSS) ............................................................ 3-4C Call Forwarding.................................................................................. 3-5Calling Party Control (CPC) Signal Detection .................................. 3-5Call Park ............................................................................................. 3-6Call Pickup ......................................................................................... 3-7Call Splitting....................................................................................... 3-7Call Transfer – to Extension............................................................... 3-8Call Transfer – to Outside (CO) Line ................................................ 3-8Call Waiting........................................................................................ 3-9