In the past, people have tried "fixing" NES Game Paks by blowing in them. This can cause more harm than good, as the additional moisture attracts additional dust. Here, I describe a much safer technique that removes dust from an NES, Super NES, Nintendo 64, or Game Boy Game Pak, an accessory that fits in the Game Pak slot, or even PCI, AGP, or PCI Express cards. It is adapted from the technique used with the NES Cleaning Kit produced by Nintendo, but it needs no name-brand equipment.
You need the following items to clean a cartridge:
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