Verilink M1-3 (880-503136-001) Product Manual - Manual (Page 50)

Performance Monitoring
4-2 Verilink M1-3 User Manual
Figure 4-1 M1-3 Front Panel LED Indicators
T3 Port LED The T3 LED displays major and critical alarms detected at the T3
port and the T1 on the midplane. The T3 LED also displays T3
loopback status.
Table 4-1 T3 LED Indicator
T1 Port LED The T1 port LED indicator displays loopback status only (T1 amber
LED). T1 fault conditions are displayed by the T3 LED.
Table 4-2 T1 Port LED Indicator
State Color Alarm Class Action/Error Condition
Solid Green All okay None.
Solid Amber Diagnostic mode, T3
loopback enabled.
Check the diagnostic performance status or alarm status
screens using the Performance/Status Menu to view
loopback results.
Flashing Amber
to red
Major Loopback/testing in progress and errors are encountered.
Solid Red Major/critical T3 alarm condition(s) exist. Check the performance status or
alarm status screens using the Performance/Status Menu
to determine the cause of condition.
Off None None Port is not enabled.
State Color Alarm Class Error Condition
Solid Green All okay None.
Solid Amber Diagnostic mode Port is active and in a loopback.
Solid Red Major/critical T1 alarm condition(s) exist. Check the performance
status or alarm status screens using the
Performance/Status Menu to determine the cause of
the condition.
Off None None Port is not enabled.