I swap it out all is well. -Change the power supply. This indicates that the power supply unit is mismatched with the other power supply unit (in terms of efficiency, feature set, health status, and supported voltage). yesterday when I plugged in the power supply, the small green light on the adapter went out as soon as it was plugged into the laptop. I come home and begin reinstalling applications and all the sudden the screen goes dim. my asus laptop give a green power light but doesn't turn on. I have a dell inspiron 17r se 7720 , Today the battery charge was around 7% and I tried plugin the power adapter .As soon as charger plugged in the machine went off and blue indicator light in the charger also went off. The moment the pliers touched the thumbelina metal there was a spark and the LEDs went out- both the battery light LED on the laptop and the plain LED on the transformer. If the ac adapter is more advance it tries to restart itself thus the blinking light. Connect the AC adapter to the laptop. Connected power supply for full 24-hours to possibly charge the battery and the device still would not power on. power supply light goes out When I plug in the power supply to my Dell Inspiron 1420 the green light on the power supply goes off instantly and stays off, unplug the power supply and re-plug and the light comes on green again and repeated serval times with the same results, will not show that it is charging, boots up on battery only. When hot-adding a power supply unit, power supply unit LED flashes green. I know enough to open up the computer, but I am afraid to mess with the power supply … With the power off and the power cord disconnected, press the power button on the computer for 5 seconds. Another thing that sometimes happens is the power connector gets damaged when the power cable is pulled out … I tried removing the battery to see if it would work and still the same thing. With the power off, disconnect the power cord from the back of the computer. If the laptop is in warranty, contact Dell tech support. When hot-adding a PSU, the handle of the new power supply unit flashes green five times at 4 Hz rate and turns off. I have a green light on mb but will not power on No fans even for a second. It was working fine. I think it might be my laptop is somehow overflowing the power supply or something like that. It completed the restore and booted down and will not reboot. After trying these ways, my Dell Inspiron 15 5000 can turn on.” Click to tweet The laptop is plugged in and running fine for over 24 hours. I'm trying to figure out if the power supply on my hp is bad or not. The power circuit of the Dell is prone to static discharges that kill the mosfets (short circuit) so the power adapter turns off by protection. If your console is still not turning on but the light on the Power supply unit is still on, your console is the one that is malfunctioning. If it is not solid, disconnect the power to the power supply and wait until the light turns off completely. You can contact Dell tech support if … any help is appriciated. The power lead has a battery pack that has a small green led light on that illuminates when it is not plugged into back of laptop. If you unplug it from the computer and leave it plugged into the wall the adapter green light comes on but then when you attach it back to the computer it goes out … The ac adapter resets if you unplug it but the laptop will not turn on. Green power supply light goes off when plugged into laptop by scotty3d Dec 19, 2010 2:32AM PST Inspirion 1501 about 3 years old. Try a second power brick and as soon as I plug it into the laptop the green light goes out. If it is out of warranty, find a take apart instruction that matches your laptop and check to see if the power connector is loose in the case. Look at the power brick and the green light is out. Here at the Guru Brew, a Dell Inspiron 570 needs a new power supply. She would press the power button, but the computer wouldn't start up. I've tried all of the preliminary things and nothing works -- the green light keeps blinking until I disconnect the large plug to the motherboard, then the light … The ac adapter turns off, blue light turns off and laptop does not turn on is a common problem. Thank you for replying back so quickly. The PSU is working (confirmed using the button and green light at the back of the psu ( pressed the black button, the green light came on and the fun swung)). As soon as I cannot power lead to laptop the green light on the battery goes out and it doesnt charge the laptop. I have never even heard of this happening to somebody else. Pressing the start button, the Laptop will not boot, and the same LED blinks 3x's.

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