I assembled everything and switched the laptop on, but the temperature is about the same as before. I connected the laptop to an external monitor and the display is FINE on the external. Since then I use grease that came with the heatsink. I am hoping you can help me, as I have final exams coming up and my laptop just went nuts. A pinkish tone usually indicates a problem with the backlight lamp, not the inverter board. We have a Toshiba Satellite A, though it works with many Toshiba notebook models.

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CJ, You are my hero! Hi i have a Toshiba M35X laptop and it shus down by iself.

I Connected an external monitor to the laptop and the image was perfect. The screen goes blank suddenly and emits a continuous buzzing sound.

Toshiba suddenly shuts down by itself | Laptop Repair

When prompted to, press the F1 key. Change it to toshiba satellite l25-s121 internal LCD screen. Then I thought it could be overheating and I cleaned it as the procedure you show in the website, it stills the same.

I have no idea who makes this system board. I think you can decrease the CPU temperature if you use a good thermal compound, for example Artic Silver.

Toshiba satellite l25-s121, it started shutting itself down or freezing with a white satelliet again. I assume there is no problem with image on the l25-s1121 monitor, right?

FYI — The l25-a121 video still works perfectly. Each time I put it on the screen will flash and toshiba satellite l25-s121 dark and after some seconds it will flash again and stay dark indefinitely.

Dana February 26, toshiba satellite l25-s121 Now that I think about it, it makes sense that the output from the tozhiba card needs to match the LCD panel. When I key the Fn and Left-arrow Auto brightness key combination the Back-light will go on for a while l25-s12. You can buy thermal grease in any local computer store or buy it online.

Bill, I saw the same question in a toshiba satellite l25-s121 thread. I set both off the settings to what you suggested. Have you, or has anyone, tried this program or know if it works at all?

Troubleshooting backlight failure

Pressing firmly on keyboard will light the screen perfectly, but it goes off when pressure is released. I have replaced the inverter initially, and tried replacing the bulb with no success. So, this laptop needs a new backlight lamp. My toshiba satellite l25-s121 with Dell expired last December, and I have exams in less than a week. Fernando July 30, I don t know if it s toshiba satellite l25-s121 CPU but the pins came with the heatsink.

After a few minutes the backlight turns off by itself and the buzzing noise stops. So, I took the laptop apart again, toshiba satellite l25-s121 when satelljte the heatsink the CPU came off with it. You have any thoughts, advise on this? I like your troubleshooting steps. Brandon, You cannot fix a dead pixel. I think I may have a grounding problem.

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It has been doing this for about a year but I can always get it working in a few minutes before. Mike November 30, Christopher, Check out if the CPU is locked and seated properly. The LCD toshiba satellite l25-s121 displaying but only very, very faintly.

DON November 20, I wonder what the problems is. While im using the laptop it just goes to stand-by and then turns right back on.

It has built in on board, its a 4 chips on it. My problem sounds very similar … when i press the Lid close switch and then release it, the light comes back and the screen is well lite but toshiba satellite l25-s121 for a few seconds. So now im afraid to do anything with the noise and the smells.


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