got this amp no pebay in a lot of broken units .Its stuck in protection mode and as far as i see there is no repairs ever done to the unit .None of the power/outputs are bad and I'm not getting any rail voltage and get voltage on the psu. the PWM IC is sg3525ap and the only reagins I'm getting is leg 8:-0.25 and the power on leg 13: 13.5 volts all other legs read 0v
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