Verilink DPRI 2922 (880-503142-001) Product Manual Instrukcja Użytkownika Pobierz pdf (Strona 84)

Troubleshooting

4-6 Verilink DPRI 2922

Interpreting Front Panel LEDs

The LED indicators on the front panel of the DPRI 2922 module

display errors caused by network line or data terminal equipment

problems. The errors are reflected in the alarm status and the

performance/status menus in the ASCII terminal interface. Node

Manager also has an alarm display.

There are five LEDs on the front panel:

•

Two network port LEDs

•

Two data port LEDs

•

One system LED

Figure 4-2 DPRI Front Panel Showing Alarm Indicator LEDs

Network LEDs

Network LEDs display minor, major, and catastrophic alarm

conditions detected on the network line.

Table 4-2 Network LED Indicators

EXTPRI

MANAGEMENT

SYS

LOCAL

NET

DATA

DPRI 292

Port LEDs

System LED

State Color Alarm Class Action/Possible Error Condition

Solid Green All okay None

Solid Amber

Diagnostic

mode with no

errors

None

Flashing

Amber and

Red

Yellow Alarm

Check the diagnostic performance status or alarm status

displays. The Yellow Alarm indicates that the unit is

receiving an RAI Signal, which indicates that the far end is

not receiving a signal from the near end.

Solid Red Major

Check the performance status or alarm status display. Loss

of Signal (LOS) from far end transmits all-ones.

Off None None Port is not enabled.

1 2 ... 79 80 81 82 83 84 85 86 87 88 89 90 91

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