Would like to seek advice on tools return /repair policy on the following boards .
Kindly direct me to the route /email or website .
Below boards was purchased by one of my customer to evaluate on a project , within 2 months ,
1) DSP: TMS320C6455 DSK x 3 sets , 1 set not working .
2) ADC: ADS8406EVM x 4 sets purchased , 1 set not working
3) DAC: DAC8552EVM x 4 sets purchased , 3 sets not working.
4) 5-6KInterface boards x 4 sets purchased.