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BIOS Dell G15 5511 LA-K452P

Dell G15 5511
Motherboard: K452P

I've tried reflashing most of the BIOS here, but the most I've achieved is the fans spinning at maximum speed, the caps lock light turning on, and then the notebook shutting down. With other BIOS versions, the notebook didn't show any visible signs of malfunction. The primary voltages are okay, with no signs of fault. I've used several BIOS versions, but without any results. I'll leave here the BIOS that makes the fans spin at maximum speed.
 

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Dell G15 5511
Motherboard: K452P

I've tried reflashing most of the BIOS here, but the most I've achieved is the fans spinning at maximum speed, the caps lock light turning on, and then the notebook shutting down. With other BIOS versions, the notebook didn't show any visible signs of malfunction. The primary voltages are okay, with no signs of fault. I've used several BIOS versions, but without any results. I'll leave here the BIOS that makes the fans spin at maximum speed.
old bios have problem what ?
 
try more bios this
32mb.BIN.zip
Same problem. No life sign. : (. Pin 1 (CS#) - voltage drops to 2.82V when attempting to power on and returns to 3.3V. +1.05V / +1.8V → should rise for 1–3 seconds and fall upon power off → meaning the EC attempted a full sequence and aborted. SLP_S4 rises, SLP_S3# rises. PLT_RST does not rise. SYS_PWROK rises and falls very quickly. The primary voltages and resistances are all okay; it's definitely a firmware issue.
 
Same problem. No life sign. : (. Pin 1 (CS#) - voltage drops to 2.82V when attempting to power on and returns to 3.3V. +1.05V / +1.8V → should rise for 1–3 seconds and fall upon power off → meaning the EC attempted a full sequence and aborted. SLP_S4 rises, SLP_S3# rises. PLT_RST does not rise. SYS_PWROK rises and falls very quickly. The primary voltages and resistances are all okay; it's definitely a firmware issue.
need check more hardware
 
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