![5pcs CR1616 Battery Holder for GAME BOY GB GBC GBA Game Card Cartridge GBA Accessories|Replacement Parts & Accessories| - AliExpress 5pcs CR1616 Battery Holder for GAME BOY GB GBC GBA Game Card Cartridge GBA Accessories|Replacement Parts & Accessories| - AliExpress](https://ae01.alicdn.com/kf/Hf46ffb5eaac844d39c98ea3234de826aV.png)
5pcs CR1616 Battery Holder for GAME BOY GB GBC GBA Game Card Cartridge GBA Accessories|Replacement Parts & Accessories| - AliExpress
![YES! I got it working! I switched ROM chips from a non working US Pokémon Crystal to a working JPN Pokémon crystal board and replaced the battery. Pretty proud of my first YES! I got it working! I switched ROM chips from a non working US Pokémon Crystal to a working JPN Pokémon crystal board and replaced the battery. Pretty proud of my first](https://preview.redd.it/4vaxcge24lv51.jpg?width=640&crop=smart&auto=webp&s=ba85a88b6dd1980c5cc7119c711dfd0bdf0b0d65)
YES! I got it working! I switched ROM chips from a non working US Pokémon Crystal to a working JPN Pokémon crystal board and replaced the battery. Pretty proud of my first
![What does a Nintendo Game Boy do when turned on without a game cartridge inserted? - Retrocomputing Stack Exchange What does a Nintendo Game Boy do when turned on without a game cartridge inserted? - Retrocomputing Stack Exchange](https://i.stack.imgur.com/U9wPt.jpg)