INSTRUCTIONS ON SOLVING BOOT PROBLEMS WITH IBM 300 GL SYSTEMS Question: I am running an IBM 300 GL computer that has a Lava PCI card in it. When I boot up I get a Parity error! Is there a BIOS setup setting that I can modify to get the system to boot normally? Answer: This problem occurs on certain IBM machines. There is a BIOS setting that can ensure that the system boots up normally while the card is in the system. In your BIOS setup go to: Advanced Setup | PCI control And set PCI Parity Control to Disabled.