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Macintosh SE Restoration

joshc

68LC040
I started the restoration of the Macintosh SE today. It had been sitting with its cover off for a week, and had been sitting for a week before that. Today I made my CRT discharge tool, so I could continue with the complete disassembly. The first step of the restoration is thorough cleaning, as seen by the photos I've uploaded here:

http://www.flickr.com/photos/wackymacs/sets/72157621283407258/

I'm quite pleased with how good the CRT looks now - it could pass as a brand new unit, almost.

When I get around to it, I will take photos of the logicboard, PSU, floppy drive and MiniScribe hard drive.

The next step is to source the new components I need to recap the logicboard and analog board. I might even investigate the possibility of recapping the power supply and video board.

And while I'm doing that, the case needs de-yellowing. The bezel might look decent, but it's badly yellowed towards the back of the case. Retr0bright to the rescue!

Other plans for this unit:

- Replace Elina fan with quieter Silenx.

- Upgrade the ROMs to handle a 1.44 MB SuperDrive floppy drive.

- Install an accelerator card to improve performance.

- Eventually, install a SCSI-IDE adapter, and a IDE-CF adapter for a CF card.

By the end of the restoration, I should have a like-new condition near-silent SE that should run without problems for many many years to come.

 
I'm curious about this Silenx fan. I've seen SEs with various fans (DC Pico Ace, Elina Fan, the notorious "rat cage") but have never seen one of these in a stock SE. Of those three I find the Elina Fan to be the quietest. I'm guessing this Silenx is a third-party replacement fan. If so, where can they be purchased in sizes that would fit a vintage Mac and how much would they cost? I'd be especially interested in silencing a Classic.

 
...
Other plans for this unit:

- Replace ...

- Upgrade the ROMs to handle a 1.44 MB SuperDrive floppy drive.

- Install ...

- Eventually, ...

By the end of the restoration, I should have a like-new condition near-silent SE that should run without problems for many many years to come.
I have an SE that works pretty well. I've often thought about the 1.44 MB SuperDrive conversion, but could never find the ROMs. Yes, I know I could get an SE/30 logic or maybe an SE SuperDrive logic, but I was wondering if the ROMs are otherwise available themselves. thanks.

 
They're "available" in the sense that they exist. :) The normal sources are parts scavenged from other units. There are three chips in toto -- two ROMs, and one "SWIM" chip. You need all three to enable use of a Superdrive. The ROMs could, in principle, be cloned fairly easily (because they conform to the ordinary pinout of EPROMs of the same capacity). The SWIM chip, however, is a custom mixed-signal IC.

 
Update: I have bought the SCSI-IDE adapter, and IDE-CF adapter. (actually 2 of each, my IIci will also be CF-driven). Meanwhile, I have also disassembled the SE's PSU, to find gold residue on the underside of the PCB, on pretty much all the solder joints. Took me 50 minutes to note down the capacitor's values. Looks like I've got my work cut out for me...

 
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