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    Flashing the Silicon Image Sil3112 to work in Macs (2025 Edition)

    The open-source flashrom project (https://www.flashrom.org/Flashrom) does indeed support satasil. I've used it many times to read and write cards under Debian 8 on several PCI Macs. In fact, I've used it to patch the SeriTek OSX driver to accept other eprom types. But I could never work out how...
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    How Does One Explain The Difference In The Size & RAM Usage Of Modern Operating Systems?

    No -- you can only do a small part of what a modern system can do. You can't access the modern web and certainly not watch 4K YouTube videos. Nor edit multi-channel audio and video. Nor interoperate with most other modern machine. Nor use machine learning. I could go on and on. And most of...
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    BlueSCSI (internal) not working when external RaSCSI is connected

    I too need termination enabled on a PISCSI when connected externally to my SE/30 with an internal BlueSCSI. Yet the same PISCSI can be happily connected externally to a Iici with or without termination. As they said back in the day -- scuzzy.
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    SATA SSD on a Power Macintosh G3

    I tried a similar version of that adapter on my Beige G3 and it proved unrelable under load; the machine would hard-hang. Perhaps the issue is that the IDE bus on this class of machines is too slow for this controller. It may be fine in B&W and other faster G3s, but I've not tried.
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    PowerMac G4 MDD Power Supply

    I repaired the API1PC36 REV:A PSU on my MDD a couple of years ago. There's a number of useful threads on badcaps.net and the best for me was: https://www.badcaps.net/forum/showthread.php?t=86164&highlight=API1PC36 In my case, the culprit was one of the smaller electrolytics on the hot side. But...
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    Asante MC3NB Rev G Nubus NIC - getting 10Base-T working

    I can report that my Rev G board, with my hack reverted, and with R28 changed, does indeed work with TP or with external MAU via AUI. In fact, I used a value of 270k because I didn't have a 220k at hand, but evidently the resulting longer delay is fine. Many thanks Glenn.
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    Asante MC3NB Rev G Nubus NIC - getting 10Base-T working

    That looks like a much more elegant solution than mine. I’ll try it on my Rev G board to confirm it works with my network.
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    Flashing the Silicon Image Sil3112 to work in Macs (2025 Edition)

    No - most (cheap) SIL3112-based SATA cards have insufficient capacity for the preferred Mac firmware (SeriTek). Furthermore, the SeriTek firmware accepts only 3 types of 4Mb PROM (PM39LV040, MX29LV040 or AM29LV040B). If you're only wanting to use OSX and not MacOS9, the WeibeTech firmware will...
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    Asante MC3NB Rev G Nubus NIC - getting 10Base-T working

    Ideally, you'd hope. I've not been able to get an outboard transreceiver to work with the B1 via AUI regardless of JP1's setting. I've not been able to dig up schematics for these things. Since I'm only interested in TP, my hack is sufficient .. so I've not bothered to reverse engineer the...
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    Asante MC3NB Rev G Nubus NIC - getting 10Base-T working

    A footnote to the above change is that AUI with outboard transceiver no longer works. But who would care?
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    Failing to install Jaguar on Power Macintosh G3

    Sounds more like lateral thinking. Congrats! How did XPostoFacto figure in? Did you apply its patches from OS9 on the real machine after the virtual install, or did you use XPF in the VM to assist the virtual install?
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    SATA SSD on a Power Macintosh G3

    I've tried various SATA-IDE adapters with G3 DT and MT, and they're either unusable or at best unreliable. The best and fastest way to hook an SSD onto this class of machine is to use a PCI-SATA adapter -- see Xodium's thread...
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    Asante MC3NB Rev G Nubus NIC - getting 10Base-T working

    One simple way to get RJ45 to work on the Rev G board is to: remove R45, a 0Ω resistor tie the end of R45 closest to the NIC controller (with trace to pin 72) to pin 7 of U20 which is the OV rail See annotated photo:
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    Asante MC3NB Rev G Nubus NIC - getting 10Base-T working

    Deciding not to rewire with thin net, I took your suggestion and took a look at pin 72, the AUI/TPI SELECT line, on both the rev B1 and rev G boards. On the G1 board, pin 72 is tied firmly to 0V vis a 0Ω resistor - hence twisted-pair goodness albeit only half-duplex. Whereas on the...
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    Failing to install Jaguar on Power Macintosh G3

    Yes, these beasts are challengingly temperamental; there lies their attraction to some of us! OpenFirmware deficiencies are a real problem for OSX although OS9.2 is somewhat better placed. But your hardware config is a major factor too. I have a desktop and a tower so I've done a perhaps a half...
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    Failing to install Jaguar on Power Macintosh G3

    For the Beige G3 you need to do the XPostFacto dance: https://eshop.macsales.com/OSXCenter/XPostFacto/Framework.cfm?page=XPostFacto3.html#machine Jaguar installs OK, but in my experience Tiger is best for this machine. Also, beware of the CF to IDE adapter. Version 2.4 of Open Firmware on...
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    Asante MC3NB Rev G Nubus NIC - getting 10Base-T working

    I’ve used a couple of the Rev G version of these NICs in Mac IIcx and IIci, and I’ve always have trouble with RJ-45 10Base-T. Operating through an external AUI transceiver is fine but direct RJ-45 connection mostly fails. People have reported these NICs don’t sync with modern 100/1000 switches...
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    Source for brightness pot for SE analog board?

    I'm fixing up an SE/30 and my brightness pot has also been munged. In my case, ~180KΩ is the value needed for adequate brightness. Your 18KΩ seems very low (for a 1MΩ pot) - was this a typo? My SE/30 also had a arcing CRT due to it the nipple breaking at the end of the neck and hence bye-bye...
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    Macintosh II - SE/30 ROM Documentation Project

    Github's a fine suggestion. And don't overlook the collected wisdom of the ROM gurus such as Doug Brown, Steve Chamberlin, Rob Braun et al: https://www.downtowndougbrown.com/programmable-mac-rom-simms/ https://www.bigmessowires.com/category/rom-inator/ http://synack.net/~bbraun/...
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    Analog board (video) testing without logic board

    Sadly, I don't have a Pi and should .. because this is yet another case where a Pi's handy :). I also came across https://trmm.net/Mac-SE_video/ using the same technique.