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<blockquote data-quote="Badger" data-source="post: 24394">The last two days there have been posts on Macintouch.com about dead firewire ports. They have refered to problems on cubes but today's post noted that the repair also worked on his G4. I've quoted the repair post below.Badger-----------------from <a href="http://www.macintouch.com" target="_blank">www.macintouch.com</a>, cube resuscitation&quot;Colleen Thompson describes a last-ditch resuscitation of a Mac Cube's FireWire ports:* I tried all the recommended fixes: zap PRAM a few times, reset Open Firmware a few times, press CUDA button on the motherboard. I even upped the voltage on my Gigadesigns processor upgrade in case it was a lack-of-power issue. No go. Ports were dead-dead-dead in Panther as well as 9.2 (and reported as Defective by Relax's Firewire Browser). * Then I found an obscure post on cubeowner which reported a &quot;programmer's reset&quot; solved the problem for the poster. I tried it, and voila! I have FireWire again. * To invoke: Shut down computer, hold down programmer's button, press power button to start up. If the power light flickers you've done it correctly. * I'd appreciate any enlightenment on the programmer's reset (which of course I've used for firmware updates, but not for any other purpose.) What exactly does it do?&quot;</blockquote>

[QUOTE="Badger, post: 24394"] The last two days there have been posts on Macintouch.com about dead firewire ports. They have refered to problems on cubes but today's post noted that the repair also worked on his G4. I've quoted the repair post below. Badger ----------------- from [url]www.macintouch.com[/url], cube resuscitation "Colleen Thompson describes a last-ditch resuscitation of a Mac Cube's FireWire ports: * I tried all the recommended fixes: zap PRAM a few times, reset Open Firmware a few times, press CUDA button on the motherboard. I even upped the voltage on my Gigadesigns processor upgrade in case it was a lack-of-power issue. No go. Ports were dead-dead-dead in Panther as well as 9.2 (and reported as Defective by Relax's Firewire Browser). * Then I found an obscure post on cubeowner which reported a "programmer's reset" solved the problem for the poster. I tried it, and voila! I have FireWire again. * To invoke: Shut down computer, hold down programmer's button, press power button to start up. If the power light flickers you've done it correctly. * I'd appreciate any enlightenment on the programmer's reset (which of course I've used for firmware updates, but not for any other purpose.) What exactly does it do?" [/QUOTE]

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