Installed a Pioneer DVR-K05, it was fun !!!

I followed the video at Other World computing, and was pretty easy, you just need to be careful of the power wire , which is under the piece of mylar tape when you remove the drive. It work great with iDVD, finder, and is 8x, +/-, DL support. Highly recommended !!! $104 at mwave.com.

Posted on Jul 20, 2005 7:11 PM

Reply
20 replies

Aug 12, 2005 11:05 PM in response to Bobby Lindsey

Hello,

I was a little curious about this too, and was pretty sure most PCs overclock simply via software or BIOS.

After some quick checking, it appears the Mini has 4 or 5 little hardware jumpers/resistors that must be moved around. But, in the case of a 1.42 Mhz Mini being bumped up to a fairly conservative 1.58 Mhz overclock it looks like only one jumper needs to be removed, which could mean no soldering at all is required for us 1.42 Mhz Mini owners who want to do that.

Here's the link: http://www.lbodnar.dsl.pipex.com/macmini/

Please let us all hear how it goes.

Peace to you,
C. Livingstone

Sep 11, 2005 8:38 AM in response to pdovinh

When I was first looking at the Mac Mini my friend said to me don't be a fool you'll never be able to upgrade it - you'll be sorry in a few months.
Well I have now upgraded to 1GB RAM, OC'd the 1.25 to 1.58 and added the K05 superdrive. All I have to do now is add airport and bluetooth (which at the moment is on a BT dongle).

The OC'ing bit was done with the help of the other forums highlighted in this post - but that has now gone the way of the Dodo. And here is my question - "Does anyone know how to change the system profiler to show the mini @ 1.58GHz?"

Sep 26, 2005 1:44 AM in response to Denzil

Yeah,

I finally got around to overclocking a 1.42 GHz Mini to 1.58 Ghz and my System Profiler also shows "750 MHz" instead of 1.58 Ghz. But, that earlier link in this thread did mention that a 1.58 GHz overclock seems to show that error.

Otherwise, everything has been good on this first day. While I was there, I also placed a 60 GB Hitachi/IBM TravelStar 7200 rpm HD in the Mini that I had in a PowerBook. Things do seem a little perkier, but I have a few more updates to do to OS 10.3.9 before I'll know how much speed gain there was.

The jump to 1.58 GHz for a 1.42 GHz is not so great. I don't think I'd do it to a 1.25 GHz Mini, though.

The process for the overclock and HD upgrade did take a couple hours or more, at a leisure pace with breaks, too. It took little more than the T8 Torx, a couple fine Philips screwdrivers, a strong magnifying glass, and some finesse. There is only one tiny little jumper (#R351) to remove from the bottom-side of the circiut board to go from 1.42 GHz to 1.58. But I wouldn't dare try to hit a speed that required soldering to bridge any of those connectors, since it's tricky enough just to remove them. I actually used a new fingernail clipper to snip off the tiny jumper.

This French-English Mac website has some added info for the braver ones:

http://www.hardmac.com/news/2005-05-12/#4038

So, those of us at 1.58 GHz on our Mini may be stuck with the System Profiler reflecting an erroneous speed. Which reminds me of that old hair coloring commercial for women, which says that "Only her hairdresser knows for sure."

Peace to you all,
C. Livingstone

Oct 1, 2005 5:23 PM in response to Denzil

Great,

I was a little nervous trying it, as I've done no command-line stuff affecting firmware, but I followed it to the letter and it worked like a charm. One thing though, the new CPU speed is reflected correctly now at 1.58 GHz, but the bus speed also now shows 1.58 GHz via System Profiler, which I don't think is correct, not that I care much, though.

Thanks for this helpful information.

Peace to you,
C. Livingstone

Oct 6, 2005 3:22 PM in response to Christian Livingstone

Hi Christian - glad it worked, sort of anyhow.
Not sure what the deal is with the bus speed - did you use he instructions from DanielNTX's final post or the first post he made in that thread.
Here is the info I get from my profiler now...

Hardware Overview:

Machine Name: Hack the Mac
Machine Model: PowerMac10,1
CPU Type: PowerPC G4 (1.2)
Number Of CPUs: 1
CPU Speed: 1.58 GHz
L2 Cache (per CPU): 512 KB
Memory: 1 GB
Bus Speed: 167 MHz
Boot ROM Version: 4.8.9f1

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Installed a Pioneer DVR-K05, it was fun !!!

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