hi all, new to the forum. i'm trying to install OS 9 on my PowerBook 12" 867hz Aluminum, it looks like someone else on the forum achieved this but there's no info as to how. any and all links to useful information tell me that the topic is off limits to me? can anyone help me out with this?
as for the PB 12", i've used the unsupport G4 installer and restored the .iso to a FW external drive. i formatted the external to Mac OS X Extended and added OS 9 drivers, restored the .iso to the drive, but just get floppy disk question mark at boot. i tried blessing the system folder, no dice. any suggestions?
- November 29, 2025, 02:07:29 PM
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41
Mac OS 9 Discussion / Mac OS 9 on Unsupported Hardware / Re: OS 9 on mid-2005 iBook G4? (PowerBook6,7)
on: November 23, 2025, 07:47:40 PM
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| Started by JMK19 - Last post by inyxer | ||
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42
Mac OS 9 Discussion / Mac OS 9, Hacks & Upgrades / Re: Mac OS 9.2.2 Memory Limit of 1.5 GB... Some Answers
on: November 23, 2025, 07:41:45 PM
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| Started by nanopico - Last post by Tag365 | ||
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It's pretty cool to see you folks get a whole 128 MB above the original limit. Hopefully progress has been made since 2017 - I wanna see if the limit was successfully increased to 2048 MB. Any news?
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43
on: November 23, 2025, 04:02:41 PM
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| Started by Knezzen - Last post by GaryN | ||
The guy selling them is still selling them, but wont sell or ship to the EU anymore so I need an alternative source. That guy is Andy Cuffe, the same guy who recaps probably enough MDD PSU's here in the US to pay his mortgage every month… He can't ship to the EU or GB because of the new GPSR (General Product Safety Regulations) recently enacted on your side of the pond. Technically, such a cable is an electronic product and requires him to act like a manufacturer. Don't you feel safer already? Tell you what Knez… if it comes down to it, I'll buy one from him here and reship it to you. You can PayPal me the money. HOWEVER: We're talking like, $50 + $4 US tax + $7 ship = $61 US just to get it to ME, plus whatever it takes to ship it to YOU, so probably $70-$75 total. Personally, I'd invest in a pin tool and swap the ATX lines into the MDD plug. Then you only need a little plug for the 12v drives. One of those should be easy to source near you. I'm here if you need … ![]() |
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44
on: November 23, 2025, 01:36:19 PM
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| Started by Knezzen - Last post by IIO | ||
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not long ago i tried to refind the person on that german north sea island who recaps originals, he was the last one offering that, but he vanished as it seems.
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45
on: November 23, 2025, 02:52:13 AM
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| Started by Knezzen - Last post by Knezzen | ||
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The guy selling them is still selling them, but wont sell or ship to the EU anymore so I need an alternative source.
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46
on: November 23, 2025, 01:53:01 AM
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| Started by Knezzen - Last post by IIO | ||
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is that one guy who once sold them no longer available?
for future reference for new forum users: https://mac-classic.com/articles/power-mac-g4-mdd-atx-conversion/ technically recapping is better, so they say. ATX solutions will use far less control checks with the mobo. |
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47
on: November 23, 2025, 01:26:17 AM
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| Started by Knezzen - Last post by Knezzen | ||
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Hi!
Trying to source an ATX to MDD adapter to the EU is quite hard nowadays. There's one for sale on eBay, but the person selling them wont ship to the EU so I'm quite stuck. Throwing money on a now 20+ year old recapped original PSU is not really something I want to do, so now I'm looking for some help. Are anyone making these in the EU? Thanks! ![]() |
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48
on: November 22, 2025, 03:36:19 PM
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| Started by blazer1878 - Last post by aBc | ||
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Well maybe my original, stock 2003 MDD will have the same exact daughtercard / CPU?
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49
on: November 22, 2025, 03:29:00 PM
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| Started by blazer1878 - Last post by blazer1878 | ||
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Mine is 2 coil
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50
on: November 22, 2025, 03:06:34 PM
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| Started by blazer1878 - Last post by aBc | ||
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From the two 1.25 GHz dual processor daughtercards that I now have loose here, neither one is an 820-1452-A like yours. The closest one is an 820-1472-A. And I’ll attempt to attach that large image (approx. 20” x 22” / 6.47mb / 1440 x 1570 pixels) below, in case that might be of any use to you.
Now, I also do have a “stock” original, 2003 MDD 1.25 GHz DP here, that may have the same “two coil” daughtercard AND also may be a 820-1452-A — but would have to pull it and check… which might be later this coming week. In the meantime, perhaps you might instead, seek an MDD 1.25 GHz single processor daughtercard (820-1497-A ©2002) as they also have the “two coil” configuration and therefore might not require a different heatsink from what you now have. AND you would still maintain the MDD 1.25 GHz speed. Yours is a two-coil? So there’s another possible option… until you can repair your 820-1452-A? |
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