Lenovo g50-45 bios
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Re: Lenovo g50-45 bios
>Attached Files----------------------------------------------------------------------------------------------------------------------------------------------------------
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Re: Lenovo g50-45 bios
Ok,lets try a bios recovery. Format a USB flash drive as fat32 .Extract the attached file named LarneMLX64.fd from the zip folder and copy it onto the flash drive.Follow this guide from step #4 https://www.bios-mods.com/bios-recov...bios-recovery/
I know it is an old thread, but i have the same problem and maybe i'm in luck.
So... I have a Lenovo G50-45 with AMD A8-6410 CPU and Radeon R5 graphics.
The laptop is turning on, power led goes on but the screen is black. From an angle, i can see some kind of reset on the screen when i power it on, but no backlight or any info.
I can turn off the laptop with a long press, but it turns of and restarts after 25 seconds. Fan does not spin, but USB ports are powered also.
To me it seems a corrupt BIOS, i would reprogram it, but my hot air soldering station is broken and without that is kinda difficult.
I tried the bios recovery procedure described, but no joy.
I tried by pressing the keys Windows + B as in the procedure, but also with Fn + Esc what i saw on another forum.
None of these worked. I used an USB key which has a led indicator, but it did not even blink.
Would love to hear your opinion, do i have any chance to start it this way? Maybe it's not even a corrupt bios, could be a hardware failure, but voltages seem normal.
This is the motherboard type.
Last edited by SMDFlea; 12-17-2023, 04:30 PM.Comment
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If you can see info on the screen using a torch/flashlight you have a backlight problem, try using HDMI. If bios is corrupt and USB recovery hasn`t worked you will have to use an SPI programmer to program it. -
Hi!
Your procedure saved this laptop, it works now!
First i want to say, that of course i checked the screen with flashlight and there was no info on it. I also checked with external monitor on both VGA and HDMI outputs.
When i said "some kind of reset", i meant that from an angle the black looked different when it was off or on.
Now, the solution. CMOS recovery worked OK, but with a catch.
On a Russian forum i saw that someone succeeded after pressing the Fn + R keys.
I tried that and bingo! Beeps, etc and in a few minutes i got my laptop working.
Thank you again, your post was a treasure.
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hi..lenovo g50-45 (nm-a281 rev 1.0) bios need...mainboard has amd a6-6310 apu with r4 graphic... it also has second onboard graphic with this chip info 216-0867030....i tested few bioses that users shared with in the other posts but with them second graphic is still unknown or not working...even with drivers from lenovo for this model...sn for this laptop is PF0F0PE0......i will upload corupted bios ( old.rar)and recommended bios from lenovo with this sn (a2cn45ww.rar) ....thank you for your time and sharing.Attached FilesComment
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