12074

July 21st, 2020 06:00

Dell Optiplex 9020 SFF Blinking Orange Light (System Board Failure)

About six months ago, I purchased a new Dell Optiplex 9020 SFF and installed a Gigabyte GT 1030 low profile graphics card and upgraded the PSU to a 315w model to support the card. 

Since then, everything has been running fine, with optimal performance. 

Last week, I started running into this issue with the PC boot. I'll turn on the power strip and hit the power button. But instead of starting up, the LED blinks - 2 times, then a pause, then another time. I looked this up in the manual and apparently it indicates a "system board failure". However, I've found that all I have to do to start it up is unplug one or more of three USB connections (one audio input, a drawing tablet, and a webcam) from the front of the chasis, and it will start up and run fine. However, if I start it up the next day, I will have to do the same thing.

Does anyone have an explanation for this? Should I be concerned? Or is this just an error that I will have to work around. 

Thanks!

Eben

9 Legend

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47K Posts

July 22nd, 2020 00:00

 

This is a 2012 model

https://www.dell.com/support/article/en-us/sln293445/understanding-beep-codes-on-a-dell-desktop-pc?lang=en#LED_Indicator

 

2 blinks followed by a short pause, 2 blinks, long pause, then repeats.
Bad Motherboard, Power Supply, or Power Supply cabling

If you can troubleshoot, narrow down the issue with PSU BIST Test, and reseat the cable.
If nothing works, replace the motherboard, power supply, or cabling.

 

https://www.youtube.com/watch?v=udGOe7LQJEI

 

Moderator

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27.5K Posts

July 22nd, 2020 00:00

We tried reaching you on a private message but did not receive a response. Please feel free to reply to the private message whenever you are available.

1 Message

August 23rd, 2022 03:00

Hi I am having this issue with multiple Dell 9020 SFF with Amber light blinking.
Motherboard, power supply and cabling have all been replaced and still having the same issue. Amber light blinking.

Can anyone help?

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