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  1. GRudolf94

    MDD Power Supply options

    Personally not a fan of ATX on MDDs just because of how jank it always ends up being. Mine retains its stock (repaired) PSU, with some quieter (if less durable) POM sleeve bearing, instead of ball bearing, fans. The issue is that moving air makes noise, and the stock PSUs are long and tightly...
  2. GRudolf94

    I guess selling machines as junk/for parts gives sellers the right to not make an effort to pack...

    I guess selling machines as junk/for parts gives sellers the right to not make an effort to pack them at all. This one arrived banana-shaped in a beat-up box, wrapped in a single layer of bubble, and with a shattered screen. There's also not a single outer screw in it. It's now been otherwise...
  3. GRudolf94

    PowerBook 100 half screen dead

    It's definitely fixable - you probably should just find a good panel to compare, or wait until I can measure one of mine.
  4. GRudolf94

    IIci gives sad chimes with SE/30 ROM, silence with ROMinator and onboard ROM

    You'll want to start a thread for your machine so that we don't end up with two machines' defects to follow in one place. That said, Y6 is a 50MHz DIP14 part.
  5. GRudolf94

    Another PowerBook 170! Non-booting, shorted diode. And a Japanese keyboard?

    ISTR encountering the same failure before.
  6. GRudolf94

    Every so often, I buy myself some decrepit piece of junk, and then stress out about bringing it...

    Every so often, I buy myself some decrepit piece of junk, and then stress out about bringing it back into somewhat usable shape. This is the Christmas 2023 edition of that.
  7. GRudolf94

    PowerBook 180 Replace CCFL with LED

    Hey, I just got the inside bits attached to shards of shattered case :LOL: Next version is gonna be LEGO. Maybe will redo the LCD with the inverter from this thread as that's a fair bit better. Might be convinced to design a turnkey replacement, too.
  8. GRudolf94

    PowerBook 180 Replace CCFL with LED

    Oooh I did this to my cardboard 150 and never did document it (except instead of a commercial inverter and strip I used parts of a broken laptop screen). Good job, yours is a lot tidier!
  9. GRudolf94

    PowerBook 100 half screen dead

    1 and two are half a screen (one field), 3 and 4 are the other half. You should have continuity on all of them except maybe two pins. Should be 1-1 to 2-1, 1-2 to 2-2, 1-3 to 2-3, then at some point you'll have something like 1-4 goes to some part of the board, 1-5 goes to 2-4, 2-5 goes nowhere...
  10. GRudolf94

    PowerBook 100 half screen dead

    No - removing the PCB from the drivers is not necessary, but go spot-checking things. See what pins of 1 have continuity to 2 and 3 with a multimeter, and see whether 4 has continuity as well.
  11. GRudolf94

    PowerMac G4 Digital Audio - Install Radeon 9000 Pro Help

    Just to confirm basic functionality - if you hold Alt/Option at power-on, it should drop you into the boot picker. Does the mouse work there?
  12. GRudolf94

    PowerBook 100 half screen dead

    That panel is suffering from corrosion and you have a dead via to row driver #4. Stop running it to not make it worse. You'll need to recap it, or, if that has already been done, go over the work - carefully desoldering the row driver (which is a polyimide ribbon delicately bonded to the glass...
  13. GRudolf94

    -12, +5, +3?

    Glad to hear you got it running! Nice catch on the grounding.
  14. GRudolf94

    Question about Performa 6360 power issue

    That would be my adapter :) However, it does not fit the machine here discussed - 6360s use a 14 pin plug into the chassis harness, plus an auxiliary plug.
  15. GRudolf94

    PM G4 motherboards

    Quite common across the industry. SiliconGraphics did it too, off the top of my head - Indigo2s have had their CPUs powered off the screwed-down standoffs ever since first designed. There's some other machine I have that does it and I'm not recalling which.
  16. GRudolf94

    Question about Performa 6360 power issue

    That would be replacing the power supply with a generic one from a modern computer - not an easy endeavor in a 6360 due to the custom form factor (even if the weird wiring can be worked around). Your original PSU still works enough that it is probably easily fixable by replacing the capacitors...
  17. GRudolf94

    SE/30 - no bong, no video before and after logic board recap

    This. Every missing bit of screen seems to be 8px wide - as if UE8 (which serializes video data from the video RAMs) was only being loaded every other cycle. Trying to figure out what else could that mean. I'd still first check that the machine is being wholly reset, but...
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