Cisco AS5400 Installation Manual page 62

LEDs
Table 6-1
DFC
T3 DFC
Cisco AS5350 and Cisco AS5400 Universal Gateway Card Installation Guide
6-4
LEDs (continued)
LED
ACTIVITY (ACT)
OK/MAINT
M13 Alarm (MA)
Remote Alarm
(RA)
Local Alarm (LA)
T3 EN/DIS
Low signal (LOS)
Network Loop
(LOOP)
State Description
Fast flicker Indicates DFC is up and running.
Slow flicker Indicates DFC is not yet fully
functional.
On (Green) The CT3 DFC passed initial
power-up diagnostics tests and is
operating normally.
Yellow The CT3 DFC is not functioning. See
the console for messages.
Off Indicates that all calls associated
with the DFC are shut down and it is
safe to remove the card with the
system powered on.
On Indicates the presence of one of the
following on the CT3 line:
Received Alarm Indication Signal
(RAIS), Loss Of Signal (LOS),
Receive RED Alarm (RRED), or a
Far-End Receive Failure(RFERF).
Off Remains off when operating
condition is normal.
On Indicates a T1 alarm condition
encountered by software.
Off Remains off when operating
condition is normal.
On Indicates a T1 alarm condition
encountered by software for a
particular port.
Off Remains off when operating
condition is normal.
Green Indicates a CT3 card line connection
enabling normal operation.
Yellow Normal operation is disabled.
On Indicates the CT3 LIU is
experiencing a loss of signal.
Off Remains off when operating
condition is normal.
On Indicates that at least one T1 is
unavailable.
Off Remains off when operating
condition is normal.
Chapter 6 Troubleshooting
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