latitude 3350 blink 1 white light on

[apostsamking]

Pls I have latitude 3350 laptop and it stop working. I realize that anytime I press the power button it powers on blink 1 white light on and off. I flash bios but the same problem. I realize that the 3.3v that's on the bios chip is not stable. It goes on and off. But when I remove the bios chip from the board power is stable. I have change the bios chip still the same problem. What should I do.

[mon2]

Start a fresh thread with the details of your issues. It will be easier to follow. You have a Dell so sure to check the adapter PS_ID signal line on the power adapter connector. Measure the voltage to ground of this important signal.