Note that both CPUs will never run at the same time or do any fancy co-processing. An ARM7TDMI running at 16.78 MHz: This is the new processor we’ll focus on, it most certainly runs Game Boy Advance games. Here’s my previous article if you want to know more about it. The polarizing film is under a reflective layer.
It will be replaced with a new polarizing film from the backlight kit. Exercise extreme caution! The Game Boy screen uses a polarizing film which needs to be removed. This step is very critical and can damage the Game Boy screen permanently.
Introduction: Gameboy Backlight: How to Backlight a Game Boy (DMG) Genuine Game Boy DMG Motherboard with Original Screen This is the main board in this console, You will not receive anything other than the main board with screen attached Each board has been tested and found to be working, They are as is removed from a working Game Boy DMG (Original 1st Release).