38
C
6: M
HAPTER
ONITORING THE
V7122 M
G
EDIA
ATEWAYS
Table 8 Status LEDs Description
Label
Color
Description
--
Normal operation
ACT
Green
Gateway initialization sequence terminated OK
Yellow
N/A
E1/T1 Trunk Status LEDs Description
Table 9
Label
Color
T1/E1 Status 1 to 8
Green
and
T1/E1 Status 9 to 16
Red
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 10 Ethernet LEDs Description
Label
LED
Description
LINK
Green
Link all OK
ACT
Yellow Transmit / receive activity
cPCI LED Indicators
Table 11
Label
LED
PWR
Green
SWAP READY Blue
During correct V7122 operation, the ACT LED is lit green and the FAIL
LED is off.
Description
Trunk is synchronized (normal
operation)
Loss due to any of the following 4
signals
LOS Loss of Signal
LFA Loss of Frame Alignment
AIS Alarm Indication Signal (the Blue Alarm)
RAI Remote Alarm Indication (the Yellow Alarm)
Description
Power is supplied to the board
The cPCI board can now be removed.
The cPCI board was inserted successfully.
Bi-color
LED
Bi-color
LED
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