Acer Recovery Disk: Guide for Windows XP, Vista, 7, 8
Acer 2920/2920G/2920Z 07227-5M Calado MB 48.4X401.05M Bios Bin - AliSaler.com
This is an old Acer Aspire 2920. I found it for a fiver on facebook marketplace as 'not working'. I was able to get it working again by replacing the dead hard
Aspire 2920/2920Z/2420 Series Service Guide
Acer Recovery Disk: Guide for Windows XP, Vista, 7, 8
Windows 7] downgrade from ultimate to home basic - Microsoft (Windows) - Neowin
This is an old Acer Aspire 2920. I found it for a fiver on facebook marketplace as 'not working'. I was able to get it working again by replacing the dead hard