Hi all, I recently found an old 512k logic board, which was dead; tested it in a working machine, so AB and CRT are perfectly fine.
- Cleaned it - still dead
- Replaced the caps - still dead
- swapped out the ROMS - signs of life but with a sad mac
- replaced a single RAM chip based on said sad...
Does a faulty flyback explain the lack of a chime? And will it chime even with a faulty or no harddrive? I do know the logic board and power supply are ok.
Just hoping someone out there has had some experience with these, mine is just chirping between the power supply and analogue board... chirp..chirp chirp...chirp - LED is on, Fan is on, no chime and black screen. I've replaced the Logic board and Power Supply with known working versions but no...
Hi,
The keyboard from my TAM is playing up (M3459), all the keys work except for the power, both shift keys, ctrl, apple (command) and esc. Ive tried stripping it down, cleaning, thought the cap may have leaked so cleaned the board. Driving me nuts! any help would be appreciated.
Cheers
Matt
I don't think you can answer that question without some degree of nostalgia bias, sure I always wanted a Mac SE but couldn't afford it so had to settle for a Mac Plus (which I still have all these decades later), maybe its just me, however I don't have the same attachment to all the Mac Pro's...
I have found the only thing that works perfectly is creme developer 12% hydrogen peroxide with an optional pre-soak in some form of laundry oxy action to remove excess grime. Just smear on with gloves, wrap in clear wrap and sit outside on an overcast day, rotating every 10 or so minutes. Don't...
Hi,
Recently upgraded one of my CC's with an LC575 LB and was wondering about ram. Is there any reason why i can't use a 72 pin 32mb EDO SIMM i have lying around?
Cheers,
Thanks for all your advice, here are some pics... the only obvious damage seems to be between the R44 and R50. Is there a easy way to diagnose or who these days can do the repair if possible or simply give up and try to source a new board?