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From: Jeff Strickland on 13 Jul 2010 11:49 "Justin Shifflett" <justinshifflett(a)gmail.com> wrote in message news:c0a8cfc8-edb4-4c3f-baa1-f3863d1c1bdf(a)y4g2000yqy.googlegroups.com... >I went ahead and tested another PSU. The fans started, but nothing > else. So I'm guessing it's likely the motherboard now. Hopefully > replacing it with an identical one will prevent data loss. > Data loss is not related to the motherboard. If you're convinced that you need a motherboard, then now is a great time to consider an upgrade. Any data that is lost or retained is in the HDD, so you can makek changes to the motherboard and not affect the data loss/retention part of the problem. Your test of the PSU is inconclusive at best. If you have a bad PSU that is not able to feed ALL OF THE VOLTAGES, but it does feed SOME of them, then you might have fans that can come on but not have other critical things take place. A valid test is to name your machine A, and get another machine named B. If your mother board fails in both A and B, then your motherboard is at fault. If the motherboard from B works until you put it into A, and your motherboard works in B but not A, then the Power Supply in A is highly suspect. Nevermind, you swapped the PSU from B to A, and got no improvement in the symptom set. This should be a good test, assuming B was working when you took the power supply out of it, and worked again when you put it back. If you put the supply from A into B, and B works, then this further supports the integrity of the power supply, and points to the motherboard as the fault source. You also have one more item, the Boot Sector of the HDD. (There was discussion of the RAM, and I don't recall what conclusion you drew from the tests described there.) You would isolate this by taking the HDD from B and installing it into A to see if A will come up properly.
From: Justin Shifflett on 15 Jul 2010 17:54
Update: I've got the keyboard registering now. But not much else changing. Ethernet is still not detected. Awaiting the new motherboard to come in... |