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Hi everyone International board Mac Plus that boots but has slight screen wobble and -12v rail high leading to sound issues. If sound is being produced e.g in a game it's like the speaker is at 50% volume then 100% volume every second or so. I have done extensive work on it including but not...

Hi everyone Grateful to have 68KMLA going strong. Jeremy from Australia Am doing a comprehensive service of my colour classics, re-capping the power supplies and enjoying it. I have put together my own cap list, resistor upgrades and taken notes. One thing I can't work out is where I can...

Subject: Power Macintosh 7300 stops working after tantalum recap Hi Everyone I decided to replace the electrolytic caps on my favourite Power Macintosh 7300 computer and unfortunately it hasn’t turned on since!  I’m writing for help on what to check or do, as I exhausted all checks that I can...

Hi Everyone I have picked my fourth Colour Classic today.  The CRT needs replacing as I think the blue gun / colour has completely dropped out.  I have previously converted an Apple //c monitor to LCD by using only the shell and adding in video controllers etc.  The video controller accepts VGA...

Hi everyone A recent project has been servicing my Apple 12" Macintosh RGB monitor M1296 made by Mitsubishi.  I have two of them in mint condition, both known to have minimal use.  I turn them on every 3 months or so and keep a diary simply 'Working great! 01/01/2018".  Well I went to test one...

Hi everyone It seems my $230 device can't read standard DiskCopy 6 files.  It simply ignores any disk images even with the file extension .img The ever fast in replying Steve from BMOW suggets compatibility is only raw (.dsk) and disk copy 4.2 (.img) files, and if I'd like to use DiskCopy 6...

3 Photos showing before and after and case should display below but can be found here: http://imgur.com/a/7NyGF The latest addition to my personal Macintosh collection is the Colour Classic.  The only description the younger seller gave was it didn’t turn on.  Not being one to gamble I was...

Hi Everyone I've been meaning to post photos of this excellent 68020 accelerator card for the Macintosh SE line.  A researcher of physical sciences used this machine as a daily driver, later retiring it for a Quadra 800.  When I received the machine, it was running a very old version of the...

Hello team 68KMLA Today I focused on my Macintosh IIci with Portrait display which I bought a few weeks ago. It came with 38mb of RAM, original 160mb SCSI IBM hard drive, IIci Cache card, portrait display card and the worlds longest Nubus Ethernet card.  System 7.6 is installed and comes with...

Hi Everyone These are my latest conquests: PowerBook Duo 210 https://plus.google.com/118338589625749894332/posts/QX81BxAqgaC Not yet photographed are the original mini dock, floppy dock with hdi-20 floppy drive - both of which are in as new condition and function quite well. It is due for...