68kMLA Classic Interface

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Se/30 question
Posted by: imactheknife on 2022-09-11 17:18:24
Picked up an se/30. Wasnt terrible for cap leakage, no battery damage but had the horizontal lines on screen. I cleaned well, recappped except the the axial caps. I let it dry out really well and on first boot she chimes and booted beautiful. After being on a few minutes she gave me a bus error. Restarted, no chimes, and horizontal lines. Is this possibly due to old axial caps? Will clean board again. I checked all traces. I took off ue8 and one on either side to clean cap goop.
Posted by: imactheknife on 2022-09-12 14:44:00
Picked up an se/30. Wasnt terrible for cap leakage, no battery damage but had the horizontal lines on screen. I cleaned well, recappped except the the axial caps. I let it dry out really well and on first boot she chimes and booted beautiful. After being on a few minutes she gave me a bus error. Restarted, no chimes, and horizontal lines. Is this possibly due to old axial caps? Will clean board again. I checked all traces. I took off ue8 and one on either side to clean cap goop.
so after leaving over night, she is working. I still get horizontal lines for a brief moment, but still no chime or sound. I checked sound circuit schematic, all is well there. Possible Rom Simm?? will try my other one and see.
Posted by: cheesestraws on 2022-09-12 15:07:41
Have you checked voltages?
Posted by: imactheknife on 2022-09-12 15:23:49
hmmm, no I didn't. will have to do that and see. Slipped my mind on that one.
Posted by: joshc on 2022-09-12 15:48:07
Got any high res photos of the logic board please?
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