This thread is for the Dell Inspiron 7557 with main board DAAM9MB8D0.
The board was manufactured by Quanta for Dell. Quanta board numbers start with DA and include MB, so you can confirm it on the PCB silkscreen.
Files wanted for this board
Usually needed when the laptop powers on with a black screen after a BIOS update, is stuck in a boot loop, or is locked with a BIOS password.
Back up the original dump first — it contains machine-specific data (serial, UUID, MAC, ME), and you will want it if anything goes wrong.
Have a tested dump for DAAM9MB8D0? Reply below and help the next technician. Looking for something else? Search all files in the File Finder.
The board was manufactured by Quanta for Dell. Quanta board numbers start with DA and include MB, so you can confirm it on the PCB silkscreen.
Files wanted for this board
- BIOS (full SPI chip dump, .bin)
- EC / KBC firmware, if the board uses a separate EC chip
- Schematic (PDF)
- Boardview (.brd / .bdv / .cad)
Usually needed when the laptop powers on with a black screen after a BIOS update, is stuck in a boot loop, or is locked with a BIOS password.
Back up the original dump first — it contains machine-specific data (serial, UUID, MAC, ME), and you will want it if anything goes wrong.
Have a tested dump for DAAM9MB8D0? Reply below and help the next technician. Looking for something else? Search all files in the File Finder.
