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  1. jajan547

    LC 550 Logic board debug

    Please do let me know if she fires up again.
  2. jajan547

    LC 550 Logic board debug

    Hey looking at the images I found a trace break.
  3. jajan547

    LC 550 Logic board debug

    I'll tinker around here with mine and see what more I can dig up.
  4. jajan547

    LC 550 Logic board debug

    I assume this is powering on via ADB keyboard with soft power, most likely confirming working EGRET, any chance you can take a video so I can see what the screen corners do? Does it boot from floppy?
  5. jajan547

    LC 550 Logic board debug

    Flux and hot air
  6. jajan547

    LC 550 Logic board debug

    Chips look great give PRAM. A try.
  7. jajan547

    LC 550 Logic board debug

    Here’s what I’m gonna say try first #1 reflow the EGRET and #2 do a PRAM reset (cod+shift+p+r) this may take 2-3 tries.
  8. jajan547

    LC 550 Logic board debug

    The reason I say might be something to the SCSI is that the machine initialized the scsi first so if it can’t initialize it sits. For example if it was initialiaing correctly you’d see a ? For no HDD detected assuming one failed or isn’t connected or a happy mac booting into Mac OS. Do you have...
  9. jajan547

    LC 550 Logic board debug

    Maybe but I know L2 was bad on mine and it restored sound. As far as the other symptoms I’d imagine a line to the SCSI chip may be bad.
  10. jajan547

    LC 550 Logic board debug

    L1 and L2 can cause sound errors if they short out, try seeing I’d that at least fixes sound?
  11. jajan547

    Quadra 900/950 blank faceplate & CD faceplate

    If anyone prints these let me know how they turned out or provide a picture of the end result : )
  12. jajan547

    Quadra 900/950 blank faceplate & CD faceplate

    Open bay below by @360alaska. Figured might as well have them all here. I also think @360alaska did the CD Bezel above.
  13. jajan547

    Quadra 950 User Manual

    Ok found it now remember the WGS 95, Quadra 900, and Quadra 950 are all the same thing with subtle differences. I bring you the user manual…..
  14. jajan547

    How To Test Macintosh IIsi Logic Board

    how bad was the leakage
  15. jajan547

    How To Test Macintosh IIsi Logic Board

    Not necessarily, have you looked at that riser card in the PSU this is indicative of problems you may be having.
  16. jajan547

    How To Test Macintosh IIsi Logic Board

    Almost positive it's your PSU I have 6 of these machines and three had this very issue even after a PSU recap
  17. jajan547

    iivi No Chime, No Video, Recapped and working Power supply….Help?

    Well I sent this one off to Amiga of Rochester for (hopefully a succesful) repair. In the meantime I had a friend in Sweden track down a spare board and of course it needed recapping. So I recapped this one as well and what do you know? Same exact issue as the one I just sent out. Difference...
  18. jajan547

    Macintosh iivx Speaker and Headphone Jack Buzzing Noise?

    Hello everyone I have yet another iivx board. It appears everything works perfectly except the headphone jack and speaker (whichever you use) crackle, there is only this noise on boot up presumably the chime and then it goes away. I should also add if a program or game runs in place of sound I...
  19. jajan547

    Sheepshaver or Classic environment?

    I use SheepSaver more so than the others.
  20. jajan547

    Just ordered a Quadra 950, any known caveats or advice?

    Well it arrived all in mainly one piece except the side panel seems to have suffered broken tabs, anyone know where I can find a spare side panel?