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Atari STe shifter re-seat

this old Atari has had a DMA audio glitch for as long as I've had it. It worked well if I nudged the bottom of the casing just a little.

 

So now that the machine is out of storage, I stripped it right down and investigated exactly where the fault was. The weak spot was definitely just below the PSU, where the shifter chip sits.

 

I've always assumed the fault was a bad solder joint. But, no: reseating the shifter chip has fixed it.

 

I'm ridiculously happy that this old machine is now working better than it ever has.

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Uploaded on January 21, 2019
Taken on January 20, 2019