This section describes how to handle the fault when the VTL3500 is powered on abnormally

Publication Date:  2012-07-19 Views:  142 Downloads:  0
Issue Description

After the VTL3500 is powered on, one of the following symptoms occurs to the power modules
of the VTL3500:
 The power running/alarm indicators of the two power modules are off.
 Only one power running/alarm indicator of the two power modules is on and green.
 The power running/alarm indicators of the two power modules blink in orange.

Alarm Information
None
Handling Process
Step 1 Ensure that the power modules are properly inserted.
If the power running/alarm indicator blinks in orange, remove and insert the power module again.
If the problem persists, replace the power module with a new one. For details on uninstalling
and installing power modules, see Replacing a Power Module.
Step 2 Ensure that the power cable is not damaged from the perspective of appearance and the plug is
intact. If The power cable is faulty or the power cable is improperly connected., replace the
power cable with a new one.
Step 3 If the problem persists, contact Huawei Symantec technical support engineers.
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Root Cause

Possible Causes
 The power module is faulty or the power module is removed and inserted improperly.
 The power cable is faulty or the power cable is improperly connected.

Symptom: The power running/alarm indicators of the two power modules are off.
– The power module is faulty or the power module is removed and inserted improperly.
– The power cable is faulty or the power cable is improperly connected.
 Symptom: Only one power running/alarm indicator of the two power modules is on and
green.
– The power module is faulty or the power module is removed and inserted improperly.
– The power cable is faulty or the power cable is improperly connected.
 Symptom: The power running/alarm indicators of the two power modules blink in orange.
The power module is faulty or the power module is removed and inserted improperly.

Suggestions
None

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