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  1. bibilit

    Two new half-life-less PowerBooks (100 and 170) - any help diagnosing?

    Both hardisks are bad or need to be repaired. at some point you should get to the blinking folder. The 170 seems ok, the 100 screen should be recaped, and the Logic board also (so far it's working roughly)
  2. bibilit

    Apple IIe Card: An Apple IIe INSIDE my Macintosh LC475!

    Cap juice can go under the main connector, so can be an issue with a broken trace or pin. Yes the internal drive is working, but I don’t think this one is managed the same way, as the internal rely on the LC logic board, probably not the external one. Maybe you can check for any continuity...
  3. bibilit

    Apple IIe Card: An Apple IIe INSIDE my Macintosh LC475!

    Just thinking, this card has several caps that can go bad the nasty way, can be your issue here.
  4. bibilit

    Apple IIe Card: An Apple IIe INSIDE my Macintosh LC475!

    Hi, found those pictures from my own setup (was 2018 !!) time is flying. IIRC the odd resolution is required and mandotory, not only for the LC monitors, but also for the Macintosh Classic Color (Colour) that can also use the card.
  5. bibilit

    Apple IIe Card: An Apple IIe INSIDE my Macintosh LC475!

    Works, for sure, but you are losing the Apple II spirit and look. Have one in a machine, but if i want to go for an Apple II experience, will have my IIe instead. Pretty neat device to be honest, you have got the best of both worlds in a single package, but this little card is pretty hard to...
  6. bibilit

    Mac Classic video waving and boots after 2 min

    Probably some cap goo still present. if you have removed all the AB caps, you have noticed that the area is covered with fluid, so probabaly still present around.
  7. bibilit

    Floppy Drive - Wisdom needed.

    Hi, are you sure the SE is really a FDHD ? and has the appropriate ROMS and SWIM ? The Logic Board could have been swapped at some point with the former LB, here the information with the newer chips original chip replace with 342-0352-A HI ROM 342-0701 HI ROM 342-0353-A LO...
  8. bibilit

    Mac Classic video waving and boots after 2 min

    Common issue on Classic AB , leaky diodes at DP3 and DP4 + nearby capacitor, can also be the Optoisolator, worth replacing all 3. https://68kmla.org/bb/index.php?threads/low-voltage-classic.7708/#post-91632
  9. bibilit

    SE/30 battery bombed repair attempt

    The Zebra pattern is probably an issue with UE8 (74Ls166)
  10. bibilit

    An IIsi in my SE/30? It's more likely than you think!

    Yes, not impossible but probably with a lot of work to create a Frankenstein board.
  11. bibilit

    Yet another battery bombed Colour Classic

    Egret will have to be cleaned or removed for cleaning underneath.
  12. bibilit

    Macintosh Color Classic occasional screen instability/brightness jump

    Hi, your best option is to monitor the voltage rails at the Molex connector while booting. Those diodes are always cooked, but not bad most of the time.
  13. bibilit

    Macintosh Classic Analog Board whistling

    I will replace DP3 and DP4, those get leaky with the years, they are ok when tested but they are cheap enough not to change as a matter of fact. The 5 volt rail is a reference for other voltages, so if you are trying to tweak the 5 volt line, the 12 volt will increase heavily. Keep in mind...
  14. bibilit

    I Finally Opened My Color Classic!

    Probably won't work properly without new capos around and the Egret removed, cleaned and put back together (lot of contamination underside)
  15. bibilit

    Macintosh Classic Analog Board whistling

    Same here, but having also troubles hearings some other sounds as well :(
  16. bibilit

    Macintosh Classic Analog Board whistling

    I agree a 100% with builder68, I will replace caps first, not so delicate though, and will probably solve your issue
  17. bibilit

    Recently Acquired SE/30: No Sound/Good Video before recap - Happy Mac Bong/Bad Video after recap

    Probably one trace bad from UE8, but I agree with Byrd, will remove the chip, but will replace it as a matter of fact.
  18. bibilit

    Newton 110 bad recap job

    Yes i don’t see why it won’t be. The best option is to remove this capacitor and to solder a tantalum instead, smaller and better suited.
  19. bibilit

    Classic II C6 Cap: To where does the "+"-pad connect to?

    Just below the pad.
  20. bibilit

    Mac 512K not accepting Keyboard input

    Using a telephone cable won't fry anything... but won't work either. Your issue is located on the cable itself (if you are not using the same on both units) or a bad solder joint in the keyboard itself. the keyboard itself is pretty reliable and easy to fix.
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