Testing | |
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TESTING
This section provides information about
FRONT-PANEL SYSTEM ALARMS
Table 14 summarizes all possible HiGain system alarms in order of priority as they appear on the front panel. When multiple alarms occur, the
Table 14.
Alarm | Description | To Inhibit | |
Message (a) | |||
PWR FEED | Power Feed Short | A short exists between the Tip and Ring of | Cannot be inhibited. |
SHRT (b) |
| the HDSL2 pair. |
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PWR FEED | Power Feed Ground | The HDSL2 loop is grounded. | Cannot be inhibited. |
GND (b) |
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PWR FEED | Power Feed Open | A line power open condition exists. | Cannot be inhibited. |
OPEN (b) |
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LOSW (c) | Loss of Sync Word (d) | The HDSL2 loop has lost synchronization. | Cannot be inhibited. |
LLOS (c) | Local Loss of Signal | Loss of the | Cannot be inhibited. |
RLOS (c) | Remote Loss of Signal Loss of the |
Disable the RDA (Remote Disconnect Alarm) option. The
LAIS | Local Alarm Indication | Indicates an AIS (all ones) pattern is being | Cannot be inhibited. |
| Signal | transmitted from the local DS1 output |
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| port. |
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RAIS | Remote Alarm | Indicates an AIS (all ones) pattern is being | Cannot be inhibited. |
| Indication Signal | received at the |
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LRAI | Line | Indicates an RAI alarm (yellow) from the | Cannot be inhibited. |
| Alarm Indication at the | CPE with an |
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| unit or network. |
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| does not have errors.) |
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RRAI | Remote |
| Alarm Indication at the |
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| has errors.) |
Indicates an RAI alarm (yellow) from the | Cannot be inhibited. |
CPE with errors from the line unit or |
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network. |
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DS1 Bit Error Rate | The DS1 BER has exceeded the set | Select DIS for the DBER system option. | |
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| threshold limits of approximately |
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| (xxxx denotes either TUC or TUR. If TUC |
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| and TUR occur at the same time, then TUC |
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| displays.) |
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| Continued |
36 | June 6, 2000 |