Paradyne Hotwire 7974 Installation Instructions Manual page 5

Hotwire 79xx Standalone Termination Unit LEDs
The following table contains a description of the LEDs on the Hotwire 79xx Standalone
Termination Unit front panel.
Label Color
POWER Green
ALARM Red
TEST Yellow
DSL Green
DSX-1 Green
DTE
G.703
*
Slow Cycling:
Fast Cycling:
Pulsing:
LED is . . .* Indicating . . .
On
Off
Slow Cycling
Pulsing
On
Off
On
Off
Slow Cycling
On
Off
Slow Cycling
Fast Cycling
On
Off
Slow Cycling
Fast Cycling
LED turns off and on in equal duration once per second.
LED turns off and on in equal duration 5 times per second.
LED turns off momentarily once per second.
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.
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