Ihas-122 rev b crossflash issue



ok here is my issue i ordered two ihas-122 04b to cross-flash over to a ihas-524b one went perfectly with no issues, the other the light indicator wont stop flashing also eeprom Utility says corrupted checksum… i made backups before i started i have even restored the eeprom backup several times still receiving the same error… any help would be greatly appreciated thanks