For those of you who are not familiar with modding vintage gaming systems, the Nintendo Game Boy DMG Original (DMG) is one of the most iconic and memorable hand held gaming consoles. There are a variety of mods that will sharpen, enhance, speed up, slow down and illuminate your game play. Here you will find a list of the basic into mods to get yourself familiar and educated about what is available to you.
Equipment List:
Optional:
Backlighting
Backlighting your Game Boy is one of the best and easiest mods you can attempt. This mods illuminates your screen from behind with an acrylic light guide panel. SMD LED's light the panel in many different colors and give you control over playing your console at night. LED's take minimal power and will not reduce your battery life much at all. The mod begins with a basic breakdown of the outer shell and circuitry to expose and free the front primary circuit board (PCB). Remove a few more screws to get to the underbelly of the LCD. Peel off the film on the back, clean, and insert the back lighting panel. A film slips in between and you are ready to close her up! Minimal soldering is required.
V3 Backlight
Audio Amplifiers
Audio amplifiers will simply make your speaker output louder. You will need a louder speaker in order to really appreciate the mod. Adding additional power requirements may also lead to you install a voltage regulator to keep everything running smoothly.
Game Boy Amplifier

Variable Game Play Speed/Pitch
This mod requires the use of an LTC1799 module. This module will allow the game play and therefore pitch to change with the turn of a knob. Add a 250K to 500K potentiometer to speed up or slow down your game. This mod is a little more complex and requires more soldering. Sometimes you will need to remove the speaker from the case in order to get some potentiometers to fit.
250K Potentiometer Generic Guitar Potentiometer A250k 16mm Base Dia 18mm Shaft Pack of 10pcs
500K Potentiometer
LTC1799 Module


Beauty Treatment
Adding colored backlights, buttons and screens are a nice way to give your newly modded game boy that wow factor. Here is a list of well known websites that offer custom DIY gear for your game boys and other consoles.
These are the basic mods to get you started. There are other mods that include illuminating your case and installing special outputs for music production and performances. You can hook up console controllers, keyboards and other video projection devices. Other Nintendo Game Boy consoles can also be modded such as the Game Boy Pocket, Game Boy Color, Game Boy Advance, and Game Boy Advance SP.