Paradyne 8779 User Manual page 75

Tdm sdsl termination units
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Table 7-5
Table 7-5.
8700-A2-GB20-40
shows the meaning of the possible values for each LED represented.
Display LEDs Screen
Type
Label
Value is . . .
SYSTEM
Alarm
On
Off
Test
On
Off
DSX-1
P1
Link Up
PORT
through
P8
Link Down
LOF
EER
Yellow
AIS
Disabled
G.703
P1
Link Up
PORT
through
P8
Link Down
LOF
EER
RAI
AIS
Disabled
DSL LOOP
P1
Link Up
through
Link Down
P8
Startup
OOF
Disabled
May 2002
7. Monitoring and Troubleshooting
Indicating . . .
Device failure, Power-On Self-Test (POST)
failure, ports inoperable or unable to train.
No alarms.
Loopback test or 511 test pattern in progress.
No tests.
Recoverable signal present on the DSX-1
network.
No signal on the port.
The port has a Loss of Frame alignment.
The port has an Excessive Error Rate
condition.
The port received a Yellow Alarm.
The port received an Alarm Indication Signal.
The port has been administratively disabled.
Recoverable signal present on the G.703
network.
No signal on the port.
The port has a Loss of Frame alignment.
The port has an Excessive Error Rate
condition.
The port received a Remote Alarm Indication.
The port received an Alarm Indication Signal.
The port has been administratively disabled.
DSL link is up.
DSL link is down.
DSL training in progress.
Out Of Frame condition.
The port has been administratively disabled.
7-23

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