Quick Start
Service Cards
Quad T1 Card
Each channel on the Quad T1 card has two LEDs. The description of the top LED is shown below, the bottom LED is not used with this application.
State | Description |
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Off | Off line |
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Green | Normal |
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|
Red | Loss of Signal (LOS) |
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Yellow | Bipolar Violation (BPV) |
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Flashing Green | Loopback active |
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Flashing Yellow | Yellow Alarm |
| (Remote Alarm Indication) |
|
|
Flashing Red (Slow) | Loss of Frame (LOF) or Alarm Indication Signal (AIS) |
|
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Flashing Red (Fast) | |
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|
V.35/V.54 Card
Each V.35 port has its own LED, as shown in the table below.
State | Description |
Off | No T1 Assignment |
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Green | Normal (CD/RTS) Active |
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Red | CD inactive |
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Yellow | RTS inactive |
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Flashing Yellow | Loopback toward T1 or equipment loop test |
|
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Flashing Green | Loopback toward equipment or network loop test |
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|
36 | Compact T1 - Release 6.1 |
