ID this component/ smokey

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vib_ribbon
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ID this component/ smokey

Post by vib_ribbon » Fri Apr 17, 2026 7:33 pm

Hi.

I've been enjoying my old arpicade a lot recently. Tonight, while I was playing a particular game, I noticed the sound was missing. When I powered my supergun down to restart it to see if it made any difference, this component on the board literally went up in smoke. :o

Can you tell me what it is so I could get it replaced? Hopefully that will fix it? Thanks.
2026-04-17-20-31-52-622.jpg
2026-04-17-20-31-52-622.jpg (135.28 KiB) Viewed 342 times

dee2eR
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Re: ID this component/ smokey

Post by dee2eR » Mon Apr 20, 2026 7:03 am

Thats an AN7511 audio amp chip.

Replacing it should see you fixed up but it's also worth having a look at your 12v in case it helped the chip fail.

Also, please join us over at arpicade.net - it's the latest version of this forum.

vib_ribbon
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Re: ID this component/ smokey

Post by vib_ribbon » Fri Apr 24, 2026 7:47 pm

Hi.

Arpicade.net is not sending me my activation email, can you check for me under the same username?

Also, I changed the AN7511 but still no sound. Tried it on both my cab and supergun. Is there anything else I could do to narrow down the problem? Thanks.

Edit:
Based on this picture, does it mean sound should be coming out of the DAC before it gets to the AN7511 amp? So if I plugged in some pc speakers I should be able to hear sound? Is that right? Cos I'm not getting anything from there neither.
v3boardLayout.jpg
v3boardLayout.jpg (196.56 KiB) Viewed 8 times

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