Single Rect Fault; Multi-Rect. Fault; Rect Fault; Rect Protection - Huawei Telecom Power TP48200A-DX12A1 User Manual

TP48200A-DX12A1 Telecom Power
User Manual

4.2.14 Single Rect Fault

Possible Causes
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Measures
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4.2.15 Multi-Rect. Fault

Possible Causes
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Measures
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4.2.16 Rect Fault

Possible Causes
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Measures
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4.2.17 Rect Protection

Possible Causes
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Issue 07 (2019-11-15)
The subrack or slot connector is faulty.
A rectifier is faulty.
The SMU is faulty.
Remove the rectifier and check whether the slot connector is damaged or deformed. If so,
repair or replace the slot connector or the entire subrack.
Reinstall the rectifier. If the alarm persists, replace the rectifier.
Restart the SMU. If the alarm persists, replace the SMU.
The subrack or slot connectors are faulty.
Rectifiers are faulty.
The SMU is faulty.
Remove the rectifiers and check whether the slot connectors are damaged or deformed. If
so, repair or replace the slot connectors or the entire subrack.
Reinstall the rectifiers. If the alarm persists, replace the rectifiers.
Restart the SMU. If the alarm persists, replace the SMU.
Rectifier connections are loose.
A rectifier is faulty.
Check the Fault indicator on the rectifier panel. If it is steady red, remove the rectifier,
and then reinstall it after the indicator turns off.
If the alarm persists, replace the rectifier.
The rectifier input voltage is too high.
The rectifier input voltage is too low.
The ambient temperature is too high.
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