RAM 9000 Series Hardware Guide 5-23Product Overview Revised 2015-07-16SpecificationsBootup LED SequenceStage 1: Power OnWhen the unit is first powered on, the P1/P2 LEDs will indicate that power has been detected.Stage 2: CPU InitializedThe LED stacks on each side of the unit will scroll rapidly. When initialization is complete, all front LEDs will be on.Stage 3: Kernel LoadingThe Reset LED will turn off, but Status, A, B and RS232 will remain on.Stage 4: Filesystem MountedThe Status and RS232 LEDs will turn off and go into normal mode. A and B will remain on.Stage 5: System services startingThe A and B lights will now turn off. All front panel LEDs should be in normal mode operation. Your unit should befully functional within a few seconds.Data Interface Specifications: Serial, Ethernet & USBEthernet PortThe unit’s 10/100Mbps port is compliant with the EIA-568 standard. The modem’s ports are auto-sensing so theycan be used with either a straight or crossover RJ45 cable to connect to host ports.The RAM-9701 model has one Ethernet port and the RAM-9711, RAM-9731, RAM-9911, and RAM-9931 modelshave two Ethernet ports.DO1/DO2 ON The corresponding discrete output is ON and sourcing power.OFF The corresponding discrete output is OFF and not sourcing power.DI1/DI2ON A valid voltage is detected on the corresponding discrete input.OFF A valid voltage is not being detected on the corresponding discreteinput.A Future Reserved for future use.B Future Reserved for future use.Ethernet Plug &Connector Pin PositionsLED STATUS CORRESPONDING STATE