Hallo all!
I have a problem with a tnpa5330: checked all, changed all blown Qs and Ds, but on power on still 6 blinks and Q621, Q622, Q623 blow up. Already blown 9 of them. Checked opto and driver IC and they seem ok. Q661 not shorted. I have finished my options...
Any Ideas??
Thank you!
I have a problem with a tnpa5330: checked all, changed all blown Qs and Ds, but on power on still 6 blinks and Q621, Q622, Q623 blow up. Already blown 9 of them. Checked opto and driver IC and they seem ok. Q661 not shorted. I have finished my options...
Any Ideas??
Thank you!
Comment