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Model 8776 Termination Unit LEDs
M/SDSL
8776
98-16041-01
10
The following table describes the meaning and states of the LEDs on the 8776
Termination Unit faceplate.
Type
LED
SYSTEM
OK
Alrm
Test
G.703
1, 2, 3, 4
DSL PORT
1, 2, 3, 4
*8776–A2–GZ40–10*
August 1998
LED is . . .
Indicating . . .
Green
Normal operation; termination unit functioning
normally.
Off
No power to termination unit, or failure has
occurred.
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 currently active.
Green
Recoverable signal present on the G.703
network.
Amber
Remote Alarm Indication (RAI) present.
Amber,
An OOF condition exists.
flashing
Off
The DSL LINK is down.
Green
DSL link is up.
Amber
DSL training in progress.
Amber,
OOF condition.
flashing
Off
DSL link is down.
8776-A2-GZ40-10
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