Recent content by croissantking

  1. croissantking

    To kick off...

    I keep a mid-2012 15" MacBook Pro (non-retina) around, it's made up with bits from a few different machines. The hi-res antiglare screen is notably taken from my old early 2011 machine that I had from new. My aunt still has the bottom half of that machine, hope to get it back one day! I'm...
  2. croissantking

    PowerBook 1400 series ROM and RAM tidbits

    I upgraded a 117/133 board to a 166 board by flashing and soldering in a couple of 29F1610 chips. Pin 1 on both chips needs to be bridged to the adjacent pad with a blob of solder. It's a super easy mod. Incidentally those unused pads next to pin 1 and 44 provide +5V and +8V respectively, I...
  3. croissantking

    How to: upgrade a 520/540 to a 550c ROM

    I just wanted to show how I've upgraded the ROMs on a regular PowerBook 520 CPU card with a couple of 29F1610 chips, programmed with the 550c ROM. Now, why would you want to do this? Well, you might have acquired a 550c that's been upgraded with a PPC chip, but wish to revert it to its stock...
  4. croissantking

    Performa 6200 desktop – vertical lines

    How do the lines change as you lower the resolution and bit depth?
  5. croissantking

    Performa 6200 desktop – vertical lines

    Yes seems possible one of the VRAM chips is bad, or maybe there’s a broken trace in that area.
  6. croissantking

    Are PCI Powermacs hard to find now?

    You wouldn’t have known it looked like a basket case from the photo, nice work.
  7. croissantking

    System Picker

    I thought it needed to - at least between different partitions on the same drive? Many 68k Macs can only distinguish between SCSI ID for boot selection. It sees multiple partitions on the same ID as one volume and just it’ll boot off whichever System Folder it finds first.
  8. croissantking

    12" PC Compatibility Card in a Beige G3

    It’s the ‘Switch Power’ one, but I’ve tried a Raytheon. The problematic one was made by Royal Technology or something like that. They’re very rare though, I’ve never seen one.
  9. croissantking

    12" PC Compatibility Card in a Beige G3

    I moved the hard drive to the Beige G3 and all the same problems are still happening. So the cards work in a B/W G3, but not a Beige G3, with the exact same software configuration.
  10. croissantking

    Macintosh II, Logic Board 820-0163-03 630-0140 SIM SIMM Memory Slot Connecter Replacements?

    Excellent work. Removing those old SIMM sockets is one of the worst tasks I can think of - even once you think you’ve desoldered everything they just don’t want to come out. Some of the plastic sockets I’ve come across in SE/30s and the like are still very robust, so I wouldn’t automatically...
  11. croissantking

    12" PC Compatibility Card in a Beige G3

    No, I didn’t. (Yet) HFS+. But I am seeing corruption on reads and writes on DOS formatted floppy disks, so I don’t think it would be that. I haven’t come across it, but would be interested to read it. Anyway - I got one of these cards working correctly on a B/W G3 (loose logic board) running...
  12. croissantking

    Wiki Review: Capacitor Replacement

    Sure I won't touch it
  13. croissantking

    Wiki Review: Capacitor Replacement

    Yeah I'll happily contribute to this. I think broken out into separate pages would be better. Each machine might eventually have a cap list for a PSU and maybe an analog board, in addition to photos and diagrams. I like polymers, but they're a bit more expensive... and also for a lot of the...
  14. croissantking

    12" PC Compatibility Card in a Beige G3

    I'll have to move out of my bedroom and sleep in the under stairs cupboard. Wow, and the PC cards were probably more powerful than the host Mac :D
  15. croissantking

    12" PC Compatibility Card in a Beige G3

    Oh God! I mean yes I’d love one but also no! I don’t have room! And it’ll end up being a whole new ecosystem to maintain Please don’t 😂
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