Recent content by Byrd

  1. Byrd

    Plus - Partial Power?

    First up I'd take off the lid and keep tapping the analogue board around the usual dry solder zones, it might spring to life all of a sudden. No luck, reflow without fail and then replace RAM
  2. Byrd

    PowerBook 3400c Repair Stories

    HI Classic II, That's a weird one, I'd reset the PRAM (which will reset to the default monitor/resolution) and check the external monitor port if there is any pin damage?
  3. Byrd

    Oi cobber

    Oi cobber
  4. Byrd

    Networking from 7" PC Compatibility Card - Onboard Ethernet only vs. Gigabit Ethernet Card

    Gigabit ethernet was released many years after the 7" Cyrix 5x86 compatibility card so no surprise it didn't work? Good onboard works
  5. Byrd

    Inventorying my new to growing collection starting from Zed

    That's a good lot - nice selection of vintage Mac eras.
  6. Byrd

    Wombat won't boot off 4GB volume

    It's a limitation of HFS not the PPC upgrade, with Mac OS 8.1 installed you can then go to town with a large partition.
  7. Byrd

    Macintosh Plus battery housing terminal replacement

    Dremel on the contacts + the 3D printed battery housings + 3 x LR44 batteries work a treat; get the spring from a pen. https://www.thingiverse.com/thing:6855393
  8. Byrd

    SITcomm Registration Number

    https://macintoshgarden.org/apps/aladdin-sitcomm + serial box?
  9. Byrd

    Repairing graphics cards

    Hard to say - around that time the GPUs started to become all lead-free solder, I'd use the leaded stuff though on the caps if going there.
  10. Byrd

    Portrait Display

    Fingers crossed that cable is there - I've high hopes for you! And you need that one, the Sun or generic equivalents have a slightly different pinout. It would support the Radius Pivot monitor - the one you swung around during use for vertical (Portrait) or horizontal mode. I don't think the...
  11. Byrd

    Repairing graphics cards

    Ah - I get it now. The stock Apple 6600 cards are not particularly hot running cards and much better in quality than the equivalent x86 enthusiast level cards, there is no obvious failure point apart from the obvious (clean contacts, remove the crusty thermal paste and replace with new). Look...
  12. Byrd

    Portrait Display

    You don't need the card for the Apple Portrait monitor - the LCIII onboard video supports the 640 x 870 resolution natively (using the 13w3 to Apple DB15 cable). Keep looking for that cable in your attic! It's heavy, thick and might be there! Other things: - The ADB ports on the back of it...
  13. Byrd

    A 512k with a surprise inside

    Looks good. You’ll probably need to tape up and end of a flathead screwdriver and unclip the motherboard from the metal sliding frame from one side to get it out. Don’t mind these early upgrades as they make a shelf queen useful with more RAM or SCSI and often socketed chips for easy repair if...
  14. Byrd

    Macintosh IIsi possible video glitch

    The wobble/shimmering looks like a result of the OSSC or your LCD sync - can you try another monitor LCD or ideally CRT.
  15. Byrd

    Repairing graphics cards

    Hi, What cards are they - Apple branded or generic? Cooling on these cards could be pretty average and without decent airflow and cooling the core burnt out on a lot of these cards. You may also read about "bump gate" for Nvidia GPUs of the era but this was mostly 7x00/8x00 models. Also...
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