The Falcon 40 can be picky about 72-pin SIMMs. If you experience random Guru Meditations (system crashes), use the original software utility disk to run a memory diagnostic test. Double-check that your memory speed matches the board requirements (typically 60ns or 70ns).
What separates Falcon 40 from generic ISO 46 or 32 oils? Three core engineering choices: falcon 40 iso original high quality