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Last edited by SMDFlea; 06-24-2022, 02:40 PM. -
Re: elitebook 845 g8 ryzen 5 with a locked bios
yes that's right , post you dumps here
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Hello everyone,
I’m currently working on a dead MSI GP75 Leopard (MS-17E71) motherboard (i7 CPU, NVIDIA GPU) with a no display/no backlight issue initially. After extensive investigation, I’m at a critical stage involving EC firmware, BIOS/ME region interaction, and possible deep corruption. I'm seeking advanced insight from anyone with experience in EC/BIOS sync issues or PCH-level behavior. Here’s a full breakdown:
🧩 Initial Issue- Board powers on (fans spin, keyboard lights up and can be adjusted, caps lock led lights), but no display or backlight
- External display (HDMI) shows
Today, 02:17 PM -
Hello,
I have an EliteBook 850 G5. After a Windows update, including a BIOS update, the notebook turns on, but the screen remains black, and the fans spin at high speed—nothing else happens.
I assume the BIOS update failed, so I searched for the BIOS chip.
I found a Winbond chip located between the RAM and the hard drive, which has a size of 32 MB.
However, the BIOS update available on HP's website is only 17 MB in size. I used the update version that was previously installed when the notebook was still working.
Can the corrupted... -
Hi, I hope someone can help me with this, my Dell G15 Ryzen Edition does not post anymore (black screen, no Windows boot, no BIOS screen) after Windows Update pushed what appears to be a buggy bios image, I've tried the following with no success:
- Receive help from Dell Support (it is out of warranty).
- Disconnect machine from AC power and battery overnight.
- BIOS recovery process
- Connected external display via HDMI
- Disassembled machine and found bios chip, its a Gigadevice 25LR128DSIG (GD25LR128DSIG), at first I tried to get it detected by CH341A (with... -
Hello i need help please
i have DELL 7740 ST: J3JSD43-8FC8
i tried to read bios bit i think it is wrong because the size of the file is around 1mb
anyone can help to show its location on motherboard please.
i attached the results file the IC i read is : winbond 25q80dvsig
i don't know if its the needed bios or another bios on the motherboard.
thank you in advanced for your help... -
Hi everyone, I have a HP EliteBook 755 G4 with a Biuos password.
I've read the 16MB chip and patched using ​RCUnlocker_v_1_0 but seems it didnt worked, password is still there.
Can you please help to remove the password?
after first boot, there was an message thet firmware is restored, dont know if was suppose to happen.
HP EliteBook 755 G4
ProdID: W5Q98AV
SN: 5CG7524BY4...
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