Since I got the laptop to boot, I'll be transfering all important files to an external HDD now. A computer technician posted his solution here: Someone in the above-mentioned forum said they believe this problem originates with the laptop's I/O controller. The fan comes on, and if it is plugged in, the charging light comes on as well. The battery LED on some notebooks does not operate as stated in the manual. If I turn on the laptop, the power light comes on as does the light over the wifi/airplane mode key'. During the slow charge stage of the cycle, the battery indicator light may turn off and appear as though it is not charging. Once the CD started spinning the computer booted. I have just recently replaced the battery, but prior to this I was experiencing difficulties with the display. I tried the same thing several times and eventually had success after putting a music CD in the drive. Several people there mentioned being able to successfully boot the computer by opening and closing the optical drive while stuck at the black screen. The laptop's owner told me that he's had this issue in the past but after several attempts the laptop would eventually boot.Īfter numerous attempts at repeatedly powering the laptop on/off without success, I stumbled across this forum thread: It appears that the issue is in fact hardware related and not a consequence of any registry changes. Note: We have found that on some laptops, the plastic power button is.

Hi, today i took apart my HP dv6-7000 laptop to clean what the issue is. Im not sure and ive tried to turn on using only power no battery but that didnt help. I researched HP's LED blink codes further and the single flash supposedly indicates CPU failure. How to Turn On Laptop without Power Button Toshiba, Dell, Acer, HP, Lenovo, Asus. My computer turns on but instantly goes to black screen and the fan out and after putting everything back together properly(i triple checked).

Hp dv6 wont turn on