Line is in Loss of Signal or Loss of Frame alarm state. Line is in far end failure, AIS, yellow alarm, or idle alarm state. Line is not synchronized or not in service. Alternately blinking FAIL and BUSY LEDs indicate that a slot has been provisioned in EMS for another type of module. The card also features a 26-pin V.35 port on the face plate of the module.
Line is in loopback mode.
Line is in Loss of Signal or Loss of Frame alarm state. Line is in far end failure, AIS, yellow alarm, or idle alarm state. Line is not synchronized or not in service. Alternately blinking FAIL and BUSY LEDs indicate that a slot has been provisioned in EMS for another type of module. LINE 1 Green Red Off Line is in service and has no errors.