Alcatel-Lucent OMNIACCESS 740 - Manual (Page 24)

OmniAccess 740 Overview
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OmniAccess 740 Hardware User’s Guide
Alcatel-Lucent
4-port T1E1 Line Card LEDs
The LEDs on the 4-port T1E1 line card indicate Active or Fault condition; T1
mode, E1 Balanced (E1B) mode, and E1 Unbalanced (E1U) mode. The 4x4 LEDs
on the front of the card indicate Local Alarm, Remote Alarm, Carrier Detect, and
Loopback for the 4 ports.
The following tables describe the status of LEDs on the 4-port T1E1 line card.
Table 7: T1E1 Card LEDs
Table 8: T1E1 Port LEDs
Note: You will see LED activity only when the port is administratively up.
LED Status Description
Active Green 4-port T1E1 line card is active.
Yellow Indicates transient conditions (e.g.,
booting).
Fault Red Reload in progress.
LED Status Description
Local Alarm (LA) On Indicates either Red or Yellow alarm
present or Transmitting Blue/AIS alarm.
Off Indicates neither Red nor Yellow alarm
is present and transmitter also not
transmitting AIS/Blue Alarm.
Remote Alarm (RA) On Remote System is transmitting Blue/
AIS alarm.
Off Remote system is not transmitting any
alarm.
Carrier Detect (CD) On Carrier detected (cable plugged in).
Off Carrier not detected (cable plugged
out).
Loopback (LB) On Indicates port is in any of the local or
network Loopback mode.
Off Port is not in Loopback mode.