• Updated 2023-07-12: Hello, Guest! Welcome back, and be sure to check out this follow-up post about our outage a week or so ago.

Recent content by Fiat131Mirafiori

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    Macintosh Classic blown fuse after QP1 and diodes replacement

    Sorry for reviving this post, but I have some updates. After about a week of fine behaviour, my Classic started to take about 30 seconds of wobbly screen again in a cold boot, only to later stabilise itself later on. I've done some surfing in the net and in this forum and I've changed capacitors...
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    Macintosh Classic blown fuse after QP1 and diodes replacement

    Thank you, so that's about it for my Classic then!
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    Macintosh Classic blown fuse after QP1 and diodes replacement

    Thank you, I am a little bit afraid of that kind of hot CRT regulations! I've read in this forum that this kind of artifacts can appear depending on the latitude of where the system is located and which setting the CRT got from the factory (speaking of the late Classic models). Since I bought it...
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    Macintosh Classic blown fuse after QP1 and diodes replacement

    Here I am with some promised updates. I've changed the two voltage components and gave another alcohol scrub: below the remaining caps there wasn't much gunk to be honest, but I cleaned there too. That was the fix: it now works straight after a cold boot and the image is wobble-free! I can...
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    Macintosh Classic blown fuse after QP1 and diodes replacement

    Thank you. I will order those two components, hopefully they will be here in no time. I didn't notice any strange glow in operation, except for the reversed picture on the CRT if looking from the back/sides of course. In fact, I never put the back plastic shell on while testing, so that would...
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    Macintosh Classic blown fuse after QP1 and diodes replacement

    Hello everyone! I've got myself a nice Macintosh Classic with leaking caps but hopefully no battery leakage and in very good conditions. It was a nice deal! I've started with replacing the caps indicated by this link, both AB and logic board. Since the RIFA capacitors were cracked, I went ahead...
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