8 YASKAWA ELECTRIC SIEP C730600 92A YASKAWA AC Drive Option SI-EN3 Technical Manual4 Option Components4 Option Components SI-EN3 OptionFigure 1Figure 1 SI-EN3 Option Components Communication Connector CN1The communication connector on the option is a modular RJ45 female connector designated CN1.CN1 is the connection point for a customer-supplied male Ethernet network communication cable.Table 3 Male 8-way Ethernet Modular Connector (Customer Supplied)A – Connector (CN5)<1> Refer to Option LED Display on page 9 for details on the LEDs.<2> Connect the provided ground wire during installation. Installation on GA700 drives does not require the ground wire.E – Ground terminal (FE) and installation hole <2>B – Installation hole F – Communication connector CN1 (RJ45)C – LED (MS) <1> G – LED (LINK/ACT) <1>D – LED (NS) <1> H – LED (10/100) <1>Male EtherNet 8-Way Modular Connector Pin Description1 (Pair 2) Transmit data (TXD) +2 (Pair 2) Transmit data (TXD) -3 (Pair 3) Receive data (RXD) +4 (Pair 1) Not used <1><1> Not used for 10 Mbps and 100 Mbps networks.5 (Pair 1) Not used <1>6 (Pair 3) Receive data (RXD) -7 (Pair 4) Not used <1>8 (Pair 4) Not used <1>EAFBGHD CUndersideA1000