H 8774 Termination Unit Leds - Paradyne Hotwire 8774 User Manual
M/sdsl termination unit with dsx-1 interface
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Also See for Hotwire 8774:
- Installation instructions manual (20 pages) ,
- User manual (110 pages)
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8774 Termination Unit LEDs
M/SDSL
8774
98-16144
8774-A2-GB20-10
The following table describes the meaning and states of the LEDs on the 8774
Termination Unit faceplate.
Type
LED
SYSTEM
OK
Alrm
Test
DSX-1
1, 2, 3, 4
DSL PORT
1, 2, 3, 4
December 1998
Monitoring the 8774 Termination Unit
LED is . . .
Indicating . . .
Green
Normal operation; card functioning normally.
Off
No power to card, or card failure.
Amber
Device failure, or Power-On Self Test (POST)
is not complete.
Off
No alarms.
Amber
Loopback test or 511 test pattern in progress.
Amber,
POST in progress.
flashing
Off
No tests.
Green
Recoverable signal present on the DSX-1
network.
Amber
Yellow Alarm Indication (RAI) present.
Amber,
An LOF or AIS condition exists.
flashing
Off
The DSL LINK is down.
Green
DSL link is up.
Off
DSL link is down.
Amber
DSL training in progress.
Amber,
OOF condition.
flashing
4-13
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