Paradyne 3162 User Manual page 28

Operation
3-2
Table 3-1. System LEDs
Name Color Meaning
OK Green Indicates the current operational state of the DSU/CSU.
FAIL Yellow Indicates a system failure or a self-test.
TEST Yellow A system test is in progress.
Table 3-2. Network Interface LEDs
Name Color Meaning
SIG Green Monitors the signal being received from the network.
ON :
OFF :
OOF Yellow Monitors Out Of Frame (OOF) conditions on the received network
signal.
ON :
OFF :
ALRM Yellow Indicates whether an alarm condition exists on the received network
signal.
ON :
OFF :
EER Yellow Indicates the Excessive Error Rate (EER) has been exceeded on the
network interface.
NOTE: This LED is only valid when ESF framing is being used.
ON :
OFF :
August 2000
ON : The DSU/CSU is operational and has power.
OFF : The DSU/CSU is performing a power-on self-test
or a system failure has occurred.
BLINKING : A software download is in progress.
ON : A device error/fault is detected or a reset has just
occurred.
OFF : No system failures are detected.
BLINKING: A self-test is in progress.
ON : A loopback or pattern test has been initiated
either locally, by the network, or externally.
OFF : No tests are active.
A recoverable signal is being received from the
network.
The signal cannot be recovered from the network
(a Loss of Signal condition exists).
At least one OOF was detected on the signal during the
sampling period.
No OOFs were detected on the signal during the
sampling period.
An alarm condition (LOS, LOF, EER, Yellow, AIS)
exists on the received network signal. Use the System
and Test Status screen to determine the alarm type.
No alarm condition exists on the network interface
signal.
The EER has been exceeded on the network
interface.
The EER has not been exceeded on the network
interface.
3162-A2-GB20-40