Envy 15-j140na: black laptop computer at startup screen
HP ENVY 15-j140na
Product no: J0B97EA
2 years
When I try and turn on my laptop, the screen does not turn on.
The fan comes on full power for a second or two then quit entirely. After 10 seconds, the fan can be heard gradually increases to a normal level. Meanwhile, no activity on the screen.
The power light is on with the wifi led
The led caps lock flashes in a sequence of flashing 2 with a long interval between
I tried:
hard reboot
BIOS reset by pressing win + B keys when you press the power button, but it doesn't seem to do anything
Any help would be appreciated
I solved this by downloading the update to the bios on a USB key and plug that while doing a startup in the bios. My laptop is now working well
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