
7890IXG
Internet Exchange Gateway
Revision 2.3
Page - 57
7.
CARD EDGE
7.1.
MODULE STATUS LEDS
Two large LEDs on the front of the main board indicate the general health of the module:
Local Fault:
This red led indicate poor module health or if a local input power fault exists( i.e.: a blown
fuse). The local fault indication an also be reported to the frame through the frame status jumper.
Module OK:
This green led indicates good module health. It will be on when the board is good.
7.2.
SERIAL PORT
This port j4 is used to communicate with the board. It allows the user to do initial set up of the card through
ribbon cable. To do initial set up through this port follow
set up
(procedure #3) in startup guide.
7.3.
USB PORT
This port is used for the same purpose as serial port.
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