• Hello MLAers! We've re-enabled auto-approval for accounts. If you are still waiting on account approval, please check this thread for more information.

Search results

  1. Y

    Replacement ZP1 transformer for Macintosh Classic

    If anyone else wil be wondering the same question in the future - yes, those pins are shorted to ground when you do the basic checkup. However if you aren't getting any voltage past the ZP1 - there is problem with either CNY17g or TDA4605. The new CNY17G and TDA4605 arrived so i've replaced...
  2. Y

    Replacement ZP1 transformer for Macintosh Classic

    I made a photo of my analog board, i've reflowed some pins, yes there is one pin missing on the photo - it got resoldered after that. Yet still, those points inside the white circle are all shorted together and shorted to ground. Is this normal?
  3. Y

    Replacement ZP1 transformer for Macintosh Classic

    sorry i might have spelled something wrong, i'm no expert in electronicts also, just a hobbyist :D the ZP1 - after desoldering out of the board - yes it have some direct connections, i know there are some coils on it. BUT! pins from 8 to 14 are not connected all with each other, there are some...
  4. Y

    Replacement ZP1 transformer for Macintosh Classic

    Hi! I'm trying my best to repair my Macintosh Classic. It's completely dead - no sign of voltage on mainboard connector/hdd connector. I've already reccaped the analog board. When i was measuring things around i've noticed that all pins (8-14 so i guess it's the secondary winding?) on one side...
Back
Top