Vertiv™ NetSure™ DC/DC Converter Module User Manual
10
Figure 2.3: Installing Converter Module
3
Troubleshooting and Repair
3.1
Troubleshooting
3.1.1
Converter Module Current Sharing Imbalanced
When multiple converters are operating in parallel and the load is greater than 10%, if the current sharing imbalance among them is
greater than 2A, check if the converter is properly seated in the shelf.
If the current sharing imbalance still persists following the verification suggested above, replace the converter exhibiting the current
imbalance.
3.1.2
Converter Module Fault Symptoms and Troubleshooting
The fault indicators that can be displayed by the converter are as follows.
Refer to Table 3.1 for a list of possible causes and corrective actions.
•
Power Indicator (Green) OFF
•
Protection Indicator (Yellow) ON
•
Protection Indicator (Yellow) Flashing
•
Alarm Indicator (Red) ON
•
Alarm Indicator (Red) Flashing
Captive Screw
Latch
Handle
