2.4 Installation of the Extension CardsInstallation Manual 652.4.2 SLC8 CardFunction8-port extension card for SLTs.Accessories and User-supplied ItemsAccessories (included): Extension Bolt ×1, Strap × 1User-supplied (not included): RJ45 connector or RJ11 connectorNoticeThe connector type may be RJ45 or RJ11 depending on the country/area.Pin AssignmentsRJ45 ConnectorRJ11 ConnectorSignal Name FunctionT TipR Ring– ReservedSignal Name FunctionT TipR Ring– ReservedTo extensionRJ459 161 8R T R T25 3217 24R T R T4 1R T