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Removing RAID card from MacPro (2006)

I have a Mac Pro 1,1 (2006) which had been used as a server. It has an Apple RAID card installed (the first version, blue one, part number A1247).


I am now using this computer at home. The RAID card has failed. I'd like to remove it, reformat the drives and use the computer as a non-RAID version.


I have physically removed and unplugged the RAID card from the connector. I reinstalled the hard drives. However, when I boot up off the Snow Leopard Install DVD, Disk Utility cannot find the four hard drives that had previously been plugged into the RAID Card.


Am I missing a step somewhere? Is there more hardware beyond just the RAID card itself I needed to remove, and if so, can someone point me to the instructions on how to do it?


Thanks!


Matt

Posted on Apr 19, 2011 2:50 PM

Reply
13 replies

Apr 21, 2011 7:25 AM in response to The hatter

I'm not sure he's trying to resurrect the information on the drives. I believe according to his post.. "I'd like to remove it, reformat the drives and use the computer as a non-RAID version." So I think he's wanting to take his drives, wipe them and then use them. But I'm thinking if they're SAS drives that he won't be able to do that without a RAID card of some kind. If they are SATA then he should be able to.

Apr 21, 2011 7:28 AM in response to matt-g

Blacknight is correct - I am not trying to bring back to life the RAID - I pulled the defective RAID Card and am tossing it, just want to get the 4 SATA drives working again.


I think I figured it out - there is a little cable that plugged into the RAID card that I believe I need to reconnect to the motherboard. Unfortunately it appears that I need to remove about 3/4 of the innards of the computer to get to that plug on the motherboard. I'm trying tonight.

Nov 4, 2011 4:01 PM in response to The hatter

Just to elabroate on The hatter's post and in case anyone else stumbles upon this thread when searching about removing the Apple RAID card from the Mac Pro (pre-2009), the answer is within the first link in The hatter's post, namely this Apple user guide on installing the RAID card: http://manuals.info.apple.com/en/MacPro_RAIDCard_Installation.pdf


Basically, there's an iPass cable that connects the hard drives to the motherboard - but when you have your Mac configured with an Apple RAID card the iPass cable is connected to the RAID card instead of the motherboard. So when you remove the RAID card you need to connect the iPass cable back to your motherboard and that involves removing the fans, which is a tad fiddly. Make sure you've got a good magnetic screwdriver that doesn't chew screws!


Hope this helps someone out there


I've finally managed to replace my RAID card and dual SAS drives with a Vertex 2 SSD and I'm loving the speed, quietness and most importantly the fact I can now put my Mac Pro to sleep!!

Removing RAID card from MacPro (2006)

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