2-4 Installation2.2 UnpackingUnpack the box and check the items below.2.3 Names and LocationsPOWERAC InletProtective Earth TerminalPower SwitchPower IndicatorExtension PortsExchange Line PortsSide ViewSerial Interface(RS-232C)External Music PortPaging PortStrap (for cables)Main Unit 1AC CordOrder No. PSWAT206E 13Telephone Line Cords(2-conductor wiring)Order No. PSJA1066Z8Telephone Line Cords(4-conductor wiring)Order No. PQJA151Z3Screws (Wall Mounting)Order No. PQHE5004Z3Washers (Wall Mounting)Order No. XWG35FY1Pager ConnectorOrder No. PQJP1E1ZScrewsOrder No. XYN3+F12FN 1Music Source ConnectorOrder No. PQJP1E1Z 11Installation ManualOrder No. PSQX1708Y1Operating InstructionsOrder No. PSQX1709Y1Operating Instructions forthe Caller ID CardOrder No. PSQX1744Y2SLT User GuideOrder No. PSQX1753Z1System Clear LeafletOrder No. PSQW1412Y1Feature Number LeafletOrder No. PSQW1472YKX-TA62460Terminal BoxesOrder No. PQJS1T30Z 2Telephone Line Cords(4-conductor wiring)Order No. PQJA48W2Extension BoltsOrder No. PSHE1051Z 2KX-TA62477Extension ConnectorsOrder No. PSJP36A67Z 2SpacerOrder No. PSHR1172Z 1ScrewsOrder No. XYN3+F8 2KX-TA62474Extension ConnectorsOrder No. PSJP36A67Z 2Optional Cards (For your reference)