68kMLA Classic Interface

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Classic II weird issues after analogue board recap
Posted by: moothefish on 2019-08-30 06:17:23
CP11 is 220 µf / 50 volt

Both diodes are 1N4148.
Hmm well that one is at least correct, I'll have to go through all the caps and double check the values. I'll see if I can find some diodes to try in the meantime.

Posted by: bibilit on 2019-08-30 06:57:20
All other caps are 1200 or 2200 µf / 16 v the main ones actually

Two are 470 µf / 16 v.

http://www.maccaps.com/MacCaps/Capacitor_Reference/Entries/1990/10/15_Macintosh_Classic_Analog_Board.html

A lot of issues with the Optoisolator/Optocoupler






Posted by: moothefish on 2019-08-30 08:54:55
All other caps are 1200 or 2200 µf / 16 v the main ones actually

Two are 470 µf / 16 v.

http://www.maccaps.com/MacCaps/Capacitor_Reference/Entries/1990/10/15_Macintosh_Classic_Analog_Board.html

A lot of issues with the Optoisolator/Optocoupler
Cheers, didn't managed to find that thread in my searches. Will take a look when I get some more time to work on it /find diodes etc

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