Mini PCI to PCI adapter # Notes: This adapter should be installed in systems with 3.3V PCI signaling only. The 3.3V supply is taken from the system board. Not recommended for old system boards or for use together with 5V PCI cards. # CAUTION: MPCI.1A connects PCI pins A10, A16, B19, A59, B59 to 5V VCC. These pins must be disconnected for systems with 3.3V VIO.