| Issue | Symptom | |-------|---------| | | Not exactly 524,288 bytes (512KB) – often 524,352 bytes due to a header. | | US BIOS relabeled | Boots, but the CD player has English text and no kanji support. | | Corrupted boot ROM | Emulator hangs on a black screen or shows a green/red flash. | | V2.2 dump renamed | Games like Xenogears crash during the first save point. |