55

Troubleshooting

This chapter covers potential problems and possible remedies. After each problem description, some steps are provided to help you to diagnose and solve the problem.

55.1 The SYS LED Does Not Turn On

The SYS LED does not turn on.

Table 99 SYS LED Troubleshooting

STEP

CORRECTIVE ACTION

 

 

1Make sure the IIES-612-51A is properly connected to the power supply and the power supply is operating normally.

2Make sure you are using the correct power source. (See Table 112 on page 417.)

3The LED itself or the unit may be faulty; contact your vendor.

55.2The ALM LED Is On

The ALM (alarm) LED lights when the IES-612-51A is overheated or the voltage readings are outside the tolerance levels.

Table 100 ALM LED Troubleshooting

STEP

CORRECTIVE ACTION

 

 

1Use the statistics monitor command to verify the cause of the alarm. See step 2 if the unit is overheated and step 3 if the voltages are out of the allowed ranges.

2Ensure that the IES-612-51A is installed in a well-ventilated area. Keep the bottom, top and all sides clear of obstructions and away from the exhaust of other equipment.

3If the voltage levels are outside the allowed range, take a screen shot of the statistics monitor command display and contact your vendor.

 

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IES-612-51A User’s Guide