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Quad Fiber Remote (QDFR) Unit Installation and Maintenance Practice
20 61181307L7-5E
Alarm History Menu
The Alarm History menu (Figure 23) provides the options Red, Yellow, and Blue Alarms or PM
Threshold Crossing Alarms. A red alarm indicates a loss of signal or loss of framing, a yellow
alarm indicates a remote alarm indication, and a blue alarm is an alarm indication signal.
Figure 23. Alarm History Menu
T1 Alarm History Screen
The T1 Alarm History screen (Figure 24) displays the alarm history, and the option to select a
specific channel.
Figure 24. T1 Alarm History Screen
Shelf: 1 Slot: 11 Total Access System mm/dd/yy hh:mm
Unacknowledged Alarms:
Alarm History
1. Alarm History - Red, Yellow, and Blue Alarms
2. Alarm History - PM Threshold Crossing Alarms
Selection:
Shelf: 1 Slot: 11 Total Access System mm/dd/yy hh:mm
Unacknowledged Alarms:
CH 1 Circuit ID:
T1 Alarm History
LOCATION ALARM FIRST LAST CURRENT COUNT
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QDFC RED(LOS/LOF) 01/01/00 00:00:05 01/01/00 00:00:05 Alarm 001
(DSX-1) YELLOW(RAI) OK 000
BLUE(AIS) OK 000
QDFR RED(LOS/LOF) OK 000
(DS1) YELLOW(RAI) OK 000
BLUE(AIS) OK 000
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1. Channel 1 Alarms 5. Fiber Alarms
2. Channel 2 Alarms 6. Clear ALL Channel 1 Alarm Data
3. Channel 3 Alarms R. Clear ALL Alarm Data
4. Channel 4 Alarms
Selection: