User's Manual

3-49
•A RCV – B-side receiver failure. This summary alarm is activated by any of the fol-
lowing alarms on the A side:
Channel Alarm
RCV Frame Loss
Eye Closure
RSL Alarm
•B RCV – B-side receiver failure. This summary alarm is activated by any of the fol-
lowing alarms on the B side:
Channel Alarm
RCV Frame Loss
Eye Closure
RSL Alarm
•PWR Supply Alarm – This summary alarm is activated by any A or B power supply
failure.
• Controller Fail – relay is activated if a card select has not been detected in the pre-
vious approximately 200 msec.
• Status:
•A XMTR In Service – A-side transmitter module is on-line.
•B XMTR In Service – B-side transmitter module is on-line.
•A RCVR In Service – A-side receiver module is on-line.
•B RCVR In Service – B-side receiver module is on-line.
•A I/O In Service – A-side I/O interface module is on-line.
•B I/O In Service – B-side I/O interface module is on-line.
• Switch Off Normal – Click on OFF NORM LED on USI Status Alarm screen to
view message. Indicates manual control enabled or one of following conditions
exists: