Need PWM controller for Lacoustics LA-8

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Hello from Russia! Anybody can help me with purchase PWM preprogmammed controller at90pwm3b-16su for PSU L'Acoustics LA-8 or firmware for this one ? My amp was damaged, PSU IGBT's & drivers were burned; at90pwm3b-16su also was damaged. I have ennough skills & expirience for repair this PSU, problem occured with pwm controller that I can't find anywere ( I understand that firmware is secret of manufacturer) , but maybe anybody have friends in companies that do service of Lacoustics amps...

An externally hosted image should be here but it was not working when we last tested it.

An externally hosted image should be here but it was not working when we last tested it.
 
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This old topic is closed. If you want to reopen this topic, contact a moderator using the "Report Post" button.