Tp-1610 Front Panel Led Indicators - 3Com VCX V7122 User Manual

electrical condition, then the blue LED is lit, indicating a fault, and the board is NOT powered
up.
When removing the board from a cPCI chassis, press the red latches at both ends of the
boards and wait for the blue LED to light, indicating that the board can be removed.

TP-1610 Front Panel LED Indicators

The functionality of the front panel LEDs for the TP-1610 is described in the following four
tables and illustrated in
according to the number of channels.
Table 5 Status LED Indicators
Label LED Color LED Function
FAIL Red
Green
ACT
Yellow
Table 6
E1/T1 Trunk Status LED Indicators
Label LED Color Signal Description
Green
Red
T1/E1 Status 1 to 8
and
T1/E1 Status 9 to 16
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-span,
2-span and 4-span units, the extra LEDs are unused.
Table 7
Ethernet LED Indicators
Label LED Color
LINK Green
ACT Yellow
22
Figure 3 on page 21. Note that there is a choice of front panels
Normally OFF; Red indicates gateway failure (fatal error)
Gateway initialization sequence terminated OK
N/A
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)
LED Function
Link all OK
Transmit / receive activity
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Bi-color LED
Bi-color LED