The Ethernet transceiver (AlphaServer 2000 PSU 245W) provides the functional interface between network nodes and the Ethernet coaxial cable. It sends signals over the cable, receives signals from the cable, and detects message collisions that occur. The AlphaServer 2000 PSU 245W uses a unique tapping mechanism for the physical connection to the cable so that cutting the cable (and interrupting traffic an the network) is not required. The AlphaServer 2000 PSU 245W can be customer-installed using the Ethernet Installation Tool Kit. The AlphaServer 2000 PSU 245W transceiver is used in conjunction with an Ethernet communications controller at the host system. The transceiver cables must be ordered separately. AlphaServer 2000 PSU 245W Ethernet transceiver. Self-installation of AlphaServer 2000 PSU 245W transceiver requires the Ethernet Transceiver Installa- tion Tool Kit (12-24664-02). The kit includes all the components necessary to install an H4000 transceiver.