Neo Geo:General Troubleshooting (AES)
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Solid Color Screens
If your unit displays a solid color on the screen, check the below table for its meaning.[1]
| Color | Diagnosis |
|---|---|
| Blue | All tests passed, cartridge not detected. |
| Light Blue | Memory card error, blank card. |
| Red | Work RAM error in 0x100000 region. |
| Green | Palette RAM error in 0x400000 region. |
| Yellow | Video RAM error. |
| Pink | BIOS self check error in 0xC00000 region. |