Inspiron 24-5490 AIO, LCD Built-in Self Test button?
I have a different model Inspiron 5490 AIO The only button I feel on the bottom of mine is the power button on the right side of where the service tag sticker is where is that self test button on mine?
DELL-Chris M
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January 25th, 2020 07:00
See pages 10/11 of your online Inspiron 24-5490 Setup and Specifications PDF =