here is the Good EC and Main Bios of Aspire Vero.
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Acer Aspire Vero N22Q21
Logic Board: DA0ZPVMBAD0 rev d
Model: AV14-51-58AK
S/N: NXKBNEM001251050927600
issue: Blank Screen
There are 2 bios chips and charging side working fine. So I only dumped Main bios. Let me know if both needed to fix. -
Backup not good, read chip again.↵
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Here I backup the chip again. please check this oneComment
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I tried to open this backup using UEFI tool but I get parse errors. is that means the bios doesn't support to that tool?Comment
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Still I'm trying to fix this. anyone help please.Comment
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This specification for the Acer Aspire Aspire Vero AV15-51 Notebook can be useful for upgrading or repairing a laptop that is not working. As a community we are working through our specifications to add valuable data like the Aspire Vero AV15-51 boardview and Aspire Vero AV15-51 schematic. Our users have donated over 1 million documents which are being added to the site. This page will be updated soon with additional information. Alternatively you can request additional help from our users directly on the relevant badcaps forum. Please note that we offer no warranties that any specification, datasheet,...
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This specification for the Acer Aspire Acer Aspire Vero Green PC AV15-51 15.6 inch Laptop - (Intel Core i5-1155G7, 8GB, 512GB SSD, Full HD Display, Windows 11, Grey, 30% PCR Chassis) Notebook can be useful for upgrading or repairing a laptop that is not working. As a community we are working through our specifications to add valuable data like the Acer Aspire Vero Green PC AV15-51 15.6 inch Laptop - (Intel Core i5-1155G7, 8GB, 512GB SSD, Full HD Display, Windows 11, Grey, 30% PCR Chassis) boardview and Acer Aspire Vero Green PC AV15-51 15.6 inch Laptop - (Intel Core i5-1155G7, 8GB, 512GB SSD,...09-07-2024, 03:10 AM
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Hello everyone,
I need help with my Acer Aspire 5920G laptop. Its original GeForce 8600M GT graphics card failed, so I replaced it with an Nvidia GeForce 9600M GT MXM card.
**Problem:** The laptop powers on, but there is no display (black screen) on either the internal LCD or external monitor. This indicates a BIOS compatibility issue with the new graphics card.
**What I have tried so far:**
1. I have my **original stock BIOS dump (1MB .BIN file)** from my laptop, which works and allows the laptop to power on normally (but no display with 9600M...07-02-2025, 02:31 PM -
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
07-24-2025, 02:17 PM -
Hello,
I am experiencing the following issue with my laptop. I have an Acer Aspire A717-71G with a motherboard model C5MMH/C7MMH LA-E911P Rev. 1A. Unfortunately, the original board stopped working, so I purchased a replacement. The new board is the same model but a different revision (Rev. 1B). From what I understand, this should not cause compatibility problems.
However, the replacement board came with a BIOS version intended for the Acer Nitro 5 AN515-51, which causes the keyboard to function incorrectly. I attempted to reflash the BIOS chip using a CH341A programmer...
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