Advanced Energy®
7.Is the Power Limit LED lit?
–If yes, then refer to “Power Limit LED is Lit” on page
–If no, your unit is operating properly and delivering the requested power level.
–If you are still experiencing any issues with the questions you have just gone through, call “AE Customer Support” on page
TROUBLESHOOTING PROCEDURES
The following section describes the procedures involved in troubleshooting. Use this section to help you identify what the LEDs described are. If you are looking for a more in depth troubleshooting details, see “Troubleshooting Questions” on page
AC On LED not Lit
When the AC On LED is not lit, see Electrical Specifications on page
Alarm LED Lit
When Alarm LED is lit, this means a error has been detected. This is be caused by a fault which creates an error code (Table
Overtemp LED on Solid
When the Overtemp LED is on solid, the internal cold plate temperature has exceeded the allowable limit. When LED is solid, the output is disabled. The Overtemp and Alarm LEDs latch on until the cold plate temperature falls below the warning temperature level.
To avoid this condition, make sure the unit is receiving proper cooling as outlined in the Coolant Specifications section. See “Cooling Specifications” on page
Overtemp LED is Flashing
When flashing, this indicator shows that the internal cold plate temperature is approaching the shutdown limit. This state does not affect RF output.
Take precautions by ensuring that the unit receiving proper cooling as outlined in the Coolant Specifications Section. See Table
