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  1. davidg5678

    (Recovered from crash) Connecting my AppleColor RGB Monitor to a SNES

    Here is a copy of a forum thread I started a few months ago. @jeremywork had the tab open when the forum crashed and he was kind enough to rescue the HTML files and send them to me. Please note that none of my post's photographs were preserved in the download. If anyone would still like to see...
  2. davidg5678

    Classic-Capacitor-Conundrum-Consultation

    Hello all, I have a Macintosh Classic Analog board that I am planning to recap, and I am now also the newest owner of four nonfunctional Classic logic boards. I'm trying to put together a shopping cart to order all of the appropriate components, but I am having trouble deciding which parts to...
  3. davidg5678

    Replacing CCFL LCD Backlights with LEDs?

    Hello, I have an iBook Clamshell with a screen that seems abnormally dim. I read that over time the CCFL backlights inside LCDs gradually dim as they wear out. I did a bit of poking about online and found some kits that seem to be able to replace the existing CCFL modules inside old displays...
  4. davidg5678

    Strange SE/30 Simasimac

    Hello, I am working on repairing one of my dead SE/30 boards, but I am having some problems with Simasimac (insert frustrated noise here). I have cleaned and recapped this board, and I am testing it inside a known good chassis with known good RAM and ROM. When I power the machine up, I do not...
  5. davidg5678

    Broken Macintosh II Repair

    I am working on a Macintosh II motherboard which will not boot up. It has been recapped, cleaned, and has had new batteries installed. Using this excellent article, I checked for continuity throughout the entire power circuit, and I have patched all of the broken traces I could detect. I have...
  6. davidg5678

    SCSI2SD SD Card Extension

    Hello! I am trying to find a way to access the SD card socket on my SCSI2SD while it is mounted inside of my SE/30. I purchased a simple 48cm SD card extension cable to run out of the expansion slot, but it does not seem to work when connected to the SCSI2SD. The computer does not boot at all...
  7. davidg5678

    Apple Extended Keyboard Matrix Problem

    I am repairing an Apple Extended Keyboard (not II) which has a number of key-switches that do not work. I was able to repair the majority using contact cleaner and reflowing solder joints, but I noticed several keys still did not work even after I reflowed and cleaned them. In order to...
  8. davidg5678

    Macintosh SE/30 Restoration Video

    Hello everyone, I made a short YouTube video detailing the restoration process of my Macintosh SE/30. The video is the first part of what I plan to be a series about restoring the computer. Enjoy! :)
  9. davidg5678

    Help setting up Ethernet with an SE/30

    Hello, I have recently finished restoring my Mac SE/30, and I am now trying to get it to connect to the internet (or at least some FTPs and telnets). I have an Asante MacCon SE 30/E installed, but I cannot seem to get it working. Currently, I have a standard RJ45 ethernet cable run from the...
  10. davidg5678

    Compact 3D printed SCSI2SD Bracket

    While trying to mount my new SCSI2SD in my Macintosh SE/30, I decided I wanted a more durable solution than the wooden brackets I had been using. Unfortunately, my 3D printer's bed is just slightly too small to fit any of the other excellent SCSI2SD bracket designs that have already been...
  11. davidg5678

    Mac SE/30 Grey Screen Logic Board Problem

    Hello, I am trying to repair an SE/30 logic board with a strange issue. Before I started repairing it, there was very minimal corrosion on the board, and I have thoroughly cleaned it all off. The logic board was then recapped with brand new tantalum capacitors. When I try to turn the computer...
  12. davidg5678

    Resurecting a battery damaged Macintosh Classic Logic Board

    I recently purchased a battery leak damaged Macintosh Classic, and to no surprise, upon opening the machine, I discovered that the battery had leaked and corroded the inside of the computer. As a challenge, I am attempting to repair the broken motherboard and get the computer working again...
  13. davidg5678

    Playing 5.25" Floppy Disk Games from a 3.5" Floppy Drive

    My Apple IIgs only came with a single 3.5" floppy drive, and I would like to use it to run some games and software which came on 5.25" floppy disks. I have ADTPro set up and working, but I am not able to use this setup for transferring games without a 5.25" floppy drive (at least according to...
  14. davidg5678

    davidg5678's Computer Finds

    I came across this listing on letgo a few days ago a knew I had found a deal worth looking at. The seller was offering an Apple IIgs, a Macintosh SE, and a Macintosh Classic for all of $52. After a few hours on the road, I have returned with three computers to work on along with a pile of...
  15. davidg5678

    SE/30 Logic Board with broken SCSI and ADB for mouse movement

    I recently purchased a new (to me) broken SE/30 motherboard to replace my overworked board that stopped booting correctly. The board I bought had been recapped; however, upon testing, it made the sad mac boot noise and displayed no video apart from a garbled mess onscreen. To troubleshoot, I...
  16. davidg5678

    SE/30 Logicboard Video Issues

    My SE/30 Logic Board has recently stopped booting and now shows garbled video on the screen. It has been recapped and is being tested with a functioning PSU and Analog board (My SE motherboard works fine inside this shell) This board worked correctly for about a year after being recapped, but...
  17. davidg5678

    SE/30 Video Circuit Problems -Horizontal and Vertical Lines

    My recapped SE/30 (analog board, logic board, and PSU) has begun to exhibit a strange problem. When I flip the power switch on, one of four things happens: Fan Spins, No video output Fan Spins, Extremely Garbled Video output (see video #1) Fan Spins, Thin vertical line briefly flashes on...
  18. davidg5678

    Another Malfunctioning Macintosh II Power-on Circuit

    As referenced in a previous thread, I am working on restoring a Macintosh II. This machine’s power-on circuit seems to be broken.  The entire logic board has been recapped and cleaned to the best of my ability -I also repaired several damaged traces. Two 1/2 AA batteries have been installed in...
  19. davidg5678

    Recapped Macintosh II will not boot

    I am in the process of restoring a Macintosh II and have already thoroughly cleaned the case and components. After cleaning the motherboard with a toothbrush and isopropyl alcohol bath, I recapped the motherboard with tantalum capacitors. I did not see a small yellow electrolytic capacitor when...
  20. davidg5678

    Connecting a Macintosh iisi to a VGA monitor

    I am having trouble setting up my Mac iisi with a monitor. I do not own any compatible DB15 Apple monitors; however, I have a Dell CRT monitor with VGA. I also have a few different DB15 to VGA dip-switch adapters that seem suited for this task, but I am unsure what settings to use. Do I need a...
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