|
Item |
Description |
|
Alarm Name |
R-SLIP |
|
Name |
Receiving side sliding frame |
|
Alarm Level |
Major |
|
Alarm Category |
Equipment alarm |
|
Alarm Board |
SC1/SC2 |
|
Alarm Indication |
The alarm indicator of the board flashes twice every other second |
|
Alarm Reasons |
(1) The attenuation of the optical path is excessive. (2) The received optical signal is overloaded. |
|
Processing Methods |
(1) Measure the input optical power; if it is normal, replace the board. (2) If all the services in the entire network are not affected, check whether the fiber pigtail from SCA to the board is damaged. |
|
Remarks |
TD
|
Item |
Description |
|
Alarm Name |
TD |
|
Name |
Transmitter degrade |
|
Alarm Level |
Critical |
|
Alarm Category |
Equipment alarm |
|
Alarm Board |
TWF/TWC/RWF/RWC/LWC/OCU |
|
Alarm Indication |
The alarm indicator of the board flashes three times every other second |
|
Alarm Reasons |
(1) The laser is aged. |
|
Processing Methods |
(1) Reset or unplug/plug the board. (2) Replace the faulty board. |
|
Remarks |
TEMP-ALARM
|
Item |
Description |
|
Alarm Name |
TEMP-ALARM |
|
Name |
Temperature over threshold |
|
Alarm Level |
Minor |
|
Alarm Category |
Environment alarm |
|
Alarm Board |
PMU |
|
Alarm Indication |
The board alarm indicator flashes one time every other second |
|
Alarm Reasons |
(1) The ambient temperature is over threshold. |
|
Processing Methods |
(1) The ambient temperature exceeds the specified range, please clean the fan in time and pay attention to the maintenance of the equipment room. |
|
Remarks |
TF
|
Item |
Description |
|
Alarm Name |
TF |
|
Name |
Transmission Failure |
|
Alarm Level |
Critical |
|
Alarm Category |
Equipment alarm |
|
Alarm Board |
TWF/TWC/RWF/RWC/SC1/SC2/LWC/OCU |
|
Alarm Indication |
The alarm indicator of the board flashes three times every other second |
|
Alarm Reasons |
(1) Laser of this board is faulty. |
|
Processing Methods |
(1) Reset or unplug/plug the board. (2) Replace the faulty board. |
|
Remarks |
T-SLIP
|
Item |
Description |
|
Alarm Name |
T-SLIP |
|
Name |
Transmitted side sliding frame |
|
Alarm Level |
Major |
|
Alarm Category |
Equipment alarm |
|
Alarm Board |
SC1/SC2 |
|
Alarm Indication |
The alarm indicator of the board flashes twice every other second |
|
Alarm Reasons |
(1) The attenuation of optical path is too large ; (2) The transmitting optical power is overloaded. |
|
Processing Methods |
(1) Reset, unplug/plug the board. (2) Replace the board. |
|
Remarks |
WORK-TEM-OV
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