Power-cord connectorConnect the power cord to this connector.AC power LEDThis green LED provides status information about the power supply. Duringtypical operation, both the ac and dc power LEDs are lit. For any othercombination of LEDs, see the Problem Determination and Service Guide onthe IBM System x3400 Documentation CD.DC power LEDThis green LED provides status information about the power supply. Duringtypical operation, both the ac and dc power LEDs are lit. For any othercombination of LEDs, see the Problem Determination and Service Guide onthe IBM System x3400 Documentation CD.Mouse connectorConnect a mouse device to this connector.Keyboard connectorConnect a PS/2 keyboard to this connector.Serial 1 connectorConnect a 9-pin serial device to this connector.Parallel connectorConnect a parallel device to this connector.Video connectorConnect a monitor to this connector.USB connectorsConnect USB devices to these connectors.Ethernet connectorUse this connector to connect the server to a network.Serial 2 connectorConnect a 9-pin serial device to this connector.Ethernet transmit/receive activity LEDThis LED is on the Ethernet connector. When this LED is lit, it indicates thatthere is activity between the server and the network.Ethernet link status LEDThis LED is on the Ethernet connector. When this LED is lit, it indicates thatthere is an active connection on the Ethernet port.Remote Supervisor Adapter II SlimLine connectorConnect the optional Remote Supervisor Adapter II SlimLine card to thisconnector.10 System x3400 Types 7973, 7974, 7975, and 7976: Problem Determination and Service Guide