RAM 9000 Series Hardware Guide 5-23
Product Overview Revised 2015-07-16
Specifications
Bootup LED Sequence
Stage 1: Power On
When the unit is first powered on, the P1/P2 LEDs will indicate that power has been detected.
Stage 2: CPU Initialized
The LED stacks on each side of the unit will scroll rapidly. When initialization is complete, all front LEDs will be on.
Stage 3: Kernel Loading
The Reset LED will turn off, but Status, A, B and RS232 will remain on.
Stage 4: Filesystem Mounted
The Status and RS232 LEDs will turn off and go into normal mode. A and B will remain on.
Stage 5: System services starting
The A and B lights will now turn off. All front panel LEDs should be in normal mode operation. Your unit should be
fully functional within a few seconds.
Data Interface Specifications: Serial, Ethernet & USB
Ethernet Port
The unit’s 10/100Mbps port is compliant with the EIA-568 standard. The modem’s ports are auto-sensing so they
can 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 models
have 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/DI2
ON
A valid voltage is detected on the corresponding discrete input.
OFF
A valid voltage is not being detected on the corresponding discrete
input.
A
Future
Reserved for future use.
B
Future
Reserved for future use.
Ethernet Plug &
Connector Pin Positions
LED STATUS CORRESPONDING STATE
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