Acer Aspire 5551G-N543G32Mick bios bin + schematic :

Acer Aspire 5542G-303G25Mi bios dump :

Acer Aspire 5530G-703G25Mi bios bin + schematic :

Acer Aspire 5530-603G16MI bios bin + schematic :

Acer Aspire 5530-602G16Mi bios bin + schematic :

Acer Aspire 5520G-5a1g16mi bios dump :

Acer Aspire 5520G-503G25Mi bios bin + schematic :

Acer Aspire 5520G-502G16Mi  BIOS bin + schematic :