crt adjustments

  1. A

    Help with CRT image on Macintosh Classic I

    Hello Tinker Different! I finally got my very own compact mac, a dream of mine. It works very well now after a recap, both logic and analog board. The CRT image has a slight dip at the top and middle, almost like Mr. Macintosh here is scowling at me (this also warps straight lines down towards...
  2. T

    Phillips Discoverer RGB circuit board replacement

    Attempting to replicate https://tinkerdifferent.com/threads/phillips-discoverer-14s11b-overhaul.3479/ I'm unsure where on the board to solder the wires from the TV and can't find the manuals unforch. Im also colourblind so its difficult to distinguish the wires purpose
  3. wskjinfen

    [Resolved]Macintosh Plus cold start brightness too high problem

    Hi everyone, thanks for this forum. I have a Macintosh Plus, the analog board (international version, works in 120V mode) is broken, I repaired it, and now I can see the floppy disk symbol when I boot it. The current problem is that the screen brightness is too high when cold start, and returns...
  4. JDW

    Color Classic CRT Adjustments [VIDEO]

    I recently acquired a Color Classic and was itching to do a video on it. I plan to do a series of videos based on my experiences with it, but the first video I just finished today centers on CRT adjustments. That's because, well, the display wasn't adjusted! As of the time of this...