Paradyne 7974 User Manual page 80

Monitoring and Troubleshooting
Hotwire Standalone Termination Unit LEDs
7-18
The Table 7-5 contains a description of the LEDs on the Hotwire 797x Standalone
Termination Unit front panel.
TM
7975 M/SDSL
TM
Table 7-5. Front Panel LEDs
Label Color LED is . . .* Indicating . . .
POWER Green On
Off
Slow Cycling
Pulsing
ALARM Red On
Off
TEST Yellow On
Off
Slow Cycling
DSL Green On
Off
Slow Cycling
Fast Cycling
DSX-1 Green On
DTE
Off
G.703
Slow Cycling
Fast Cycling
*
Slow Cycling: LED turns off and on in equal duration once per second.
Fast Cycling: LED turns off and on in equal duration 5 times per second.
Pulsing: LED turns off momentarily once per second.
August 2000
Unit failure.
No power to the unit.
Unit is in minimum mode and a download is
required.
Normal Operation.
Device failure, or self-test has failed.
Self-test passed.
Loopback test or 511 test pattern in progress.
No tests in progress.
Self-test in progress.
DSL link is up.
The DSL link is down.
DSL training in progress.
An OOF condition.
DTE port is operational.
No signal on DTE port.
DSX-1: Yellow Alarm Indication received.
Sync DTE: Not applicable.
G.703: Remote Alarm Indication received.
DSX-1: OOF, LOF, EER, or AIS condition.
Sync DTE: Not applicable.
G.703: OOF, LOF, EER, or AIS condition.
98-15856
7900-A2-GB21-00