asus k756u NO POST POWER UP BUT NO DATA ON THE SCREEN BUT I CAN SEE THE SCREEN BLACK WHEN POWER IT ON
-
Hello,
I have an HP 15-eh1070wm laptop that came to me for the same reasons I am starting this thread. The charging LED appears when the laptop power adapter is connected and the power LED appears when pressing the power button, but nothing appears on screen.
First thing I did was take off the bottom panel and remove the battery and then press and hold the power button for 30 seconds and then reinstall the battery and power on. The fan spins and this time, the back light illuminates and a brief message appears on the screen for about 1 second saying something along like,... -
Hi im Monster ("nickname"), i will explain what happens with this laptop pc:
Asus Rog Strix G15 : model = G512LW
The screen is not broken, almost not physically.
When i power up the computer this run perfect but nothing show in screen, also in HDMI port.
More or less 10 sec later, when win 11 is loaded , HDMI show things i mean user login in win 11.
Original or main screen doesn't works, anytime, but HDMI works fine when win11 load nicely.
When win11 is loaded , i check device administrator, and i found a system firmware error, so what... -
I have a 60 inch Samsung UN60EH6000F flatscreen TV. The screen went black a few months ago Sound is good, backlight is good, no menu. I replaced the TCon board with a used board purchased from Ebay. It worked fine for a 3-4 months, then the screen started ‘fading' back. Once again, sound is good, backlight is good, no menu. However, this time the picture looks fine for about 10-15 minutes, then fades back. If I power cycle the TV, the display reappears, for another 10-15 minutes, then fades black again. Repeatable ever time.
I ordered a supposedly ‘new' Tcon board this time, and... -
Hi,
I am fighting with this laptop and I am suspecting of the GPU, but it would be great to know your opinion.
The laptop originally does show black screen (no back light) but the power button LED turn on and off when pressing it.
I did the next trouble shooting with no changes
- Disconnected the battery and try just with the power supply
- Disconnected all power sources, even the CMOS battery and held the power button for 40sec.
- Disconnected hardrives
- Deplaced the RAM
- Disconnected the Wifi module
- I connected a external monitor to the... -
asus x512d with ryzen 5 cpu, does power on but not image .
when the battery is unplugged and only dc is conected the CPU gets hot and the fan start spinning at max speed ( it's like the laptop turn on automaticly after the dc in pluged )
i did try with a new ddr4 ram but did help ( also the laptop has intgrated rams ) .
i need help where to start the diagnonsis what can cause such issue !
thank you.
Comment