Having problems with your Dell Dimension 5100 (D51L1) PC Desktop ?

Computer it doesn,t turn on just the yellow light blink

Answers :

Generally this indicates a failed power supply. There is also a slim chance that the motherboard could be bad, but 85% of the time, it is the power supply... Excerpt from the Service Manual:

Blinking amber:
- A power supply or system board failure has occurred.
- Check the diagnostic lights to see if the specific problem is identified. Also, see "Power Problems" in your computer Owner's Manual.

Link to troubleshooting section of service manual.

Repair Help & Product Troubleshooting for Dell Dimension 5100 (D51L1) PC Desktop

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