Having problems with your Dell Dimension 3000 PC Desktop ?

Dell Dimension 3000 flashing yellow light

\015 When power button is pushed the cpu unit will not boot up. The power button flashes yellow.\015

Answers :

Replace the power supply with a known working one. If it goes away then you know that the original power supply is bad.

If it doesn't go away with the new power supply then you know the motherboard is bad and would need to be replaced.

Repair Help & Product Troubleshooting for Dell Dimension 3000 PC Desktop

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