Kelly kvd2730n controller continues beeping problem

Joined
Aug 7, 2017
Messages
16
Hi. I have some rebuild vehicles with kvd2730n controller.
Most of them work well. One have problem
It's work OK. And I changed setting about output reverse (change direction or power). After restart to controller. Something get wrong
The controller make a long beep. And doesn't stop until close switch.
I tried to disconnect all. Connected only battery and switch. Same response.
The BT programming can connect but can't read settings
The controller burned?
Have options to repair it?
I sent mail to Kelly. No response yet
In manual doesn't appear long beep on error codes..
Thanks
 
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