JDW's latest activity

  • JDW
    JDW replied to the thread What I've received as of late....
    @Volvo242GT Just an FYI, but if you or any of our fellow HP calculator lovers want to research a log of great calculator info, check out...
  • JDW
    JDW replied to the thread 400 K Floppy Drive Repair Components.
    The site is working today, but even though I have the site set to the Japan region (where I live), I am getting the same message...
    • 1759441099896.png
  • JDW
    JDW replied to the thread Color Classic Troubles.
    Solder joins for these two components look "factory" done... But these solder joints look either compromised or someone desoldered...
    • 1759440354900.png
    • 1759440407756.png
  • JDW
    JDW replied to the thread Color Classic Troubles.
    Very interesting. Thank you for the photos. Certainly looks like DP6 and RP15 have been compromised due to heat. But resistors RP23...
  • JDW
    JDW replied to the thread Color Classic Troubles.
    I've never touched those on my board. Maybe if you could share some clear photos of that area, I could better comment about them...
    • Analog-Board-Top-JDW.jpg
    • Analog-Board-Btm-JDW.jpg
  • JDW
    JDW replied to the thread 400 K Floppy Drive Repair Components.
    Professor Lund, Great to see you posting here on TinkerDifferent! I was trying to swap out capacitors in my two Carts after reading...
    • 1759406835194.png
  • JDW
    JDW replied to the thread Color Classic Troubles.
    @TechnikTobi Welcome to TinkerDifferent! Congrats on doing the Beefy Component Upgrade and for heat sinking your DO-201 Zener Diode...
  • JDW
    JDW replied to the thread What I've received as of late....
    A fellow HP calculator fan! You might find my calculator collection of interest...
  • JDW
    Bless you, friend! Please let me know your Paypal donation account so I and others can say a little thank you for your kindness to the...