68kMLA Classic Interface

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Upgrading my G4 MDD with a SONNET Encore/Crescendo MDX G4 Duet 1.8GHz Dual CPU Upgrade
Posted by: Phipli on 2026-02-17 04:30:12
Even in the 8600 I was testing last night, Norton System Info was managing 30MB/s read and write with a SIL3112 card. Remembering that fast SCSI was theoretically 10MB/s, but good luck finding a disk that gets close to that.
Posted by: Irinikus on 2026-02-17 05:47:02
Here's the Schematic for the AcBel Power Supply that's in My machine: (The Power Supplies in MDD's are prone to failure due to bad caps. So it will be a wise move to re-cap my system's power supply.)

Map Caps.jpg

Here's list of capacitors required to re-cap the AcBel MDD Power Supply:

MDD Power Supply Parts_001.jpeg

I don't want do go the way of the ATX Power Supply mod in this machine!
Posted by: Irinikus on 2026-02-17 08:59:26
There's a bit of goop, but these units appear to be relatively service friendly:

1771347533062.png
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