Paradyne 3160 Operator's Manual page 40

Operation
3-6
Table 3-1. System LEDs
Name Color Meaning
OK Green Indicates the current operational state of the DSU/CSU.
ON :
OFF :
BLINKING :
FAST BLINK :
FAIL Yellow Indicates a system failure or a self-test.
ON :
OFF :
BLINKING :
TEST Yellow A system test is in progress.
ON :
OFF :
Table 3-2. Network Interface LEDs (1 of 2)
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 :
March 1999
The DSU/CSU is operational and has power.
The DSU/CSU is performing a power-up self-test or a
system failure has occurred.
A software download is in progress.
The carrier-mounted DSU/CSU is currently
selected by the SDCP.
A device error/fault is detected or a reset has just
occurred.
No system failures are detected.
A self-test is in progress.
A loopback or pattern test has been initiated either
locally, by the network, or externally.
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.
3160-A2-GB21-80