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Home Forums a Power Macintosh x200 Ever drove you Crazy? Trying to use? — #11 a Power Macintosh x200 Ever drove you Crazy? Trying to use? — #11
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YEP! :b&w:

2.2.5 — What's the deal with 3.3V regulators?
If you have an Alchemy (6360, 5400/6400) board, you'll need to add a 3.3V supply line in the wiring harness as shown on the Takky wiring diagrams page. If you have a Gazelle (5500/6500) board, you might be able to get away with leaving it out. If you have problems booting, however, you should add it and see if the problems go away. If you're running a G3/G4 upgrade, have the RAM maxed out, or have any PCI cards installed, you'll almost certainly need the regulator. If you have one of the "Road Apple" x200/x300 boards, you don't need the 3.3V supply at all.
http://colourclassicfaq.com/mobo/takky.shtml

The equivocal information about needing a 3.3V supply when loading out the Gazelle Boards is probably due to the weak CC PSU. Assuming the 5260 is a bit more robust in the wattage department, maxing a Gazelle board may pose no problem. Check the specs of the Road Apple's PSU output against the 5500's to see if any additional power might be required.

I'm no TAKKYfication expert, but I usually remember what I read. When I don't, the booboos tend to be doozies! :b&w:

mp.ls