Table 10 E1/T1 Trunk Status LED Indicators
Label LED Color Signal Description
Green Trunk is synchronized (normal operation)
Red Loss due to any of the following 4 signals:
Bi-color
LED
LOS Loss of Signal
LFA Loss of Frame Alignment
AIS Alarm Indication Signal (the Blue Alarm)
T1/E1 Status 1 to 8
and
T1/E1 Status 9 to 16
RAI Remote Alarm Indication (the Yellow Alarm)
On the front panel, 16 LEDs are provided for 16-span units and 8 LEDs are provided
for 1-span, 2-span, 4-span, and 8-span units. In the case of 1-, 2-, and 4-span units,
the extra LEDs are unused.
Table 11 Ethernet LED Indicators
Label LED Color LED Function
LINK Green Link all OK
ACT Yellow Transmit / receive activity
Table 12 cPCI LED Indicators
Label LED Color LED Function
PWR Green Power is supplied to the board
The cPCI board can now be removed.
SWAP READY Blue
The cPCI board was inserted successfully.
During correct V7122 operation, the ACT LED is lit green and the FAIL LED is off.
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V7122 Digital Gateway Installation Guide
