J5: spi flash connector (factory use only), J6: front audio connector, J7: pci-e(x1) slot – IBASE MI953 User Manual

Page 26: J8: spdif out connector, Pci1: pci slot (supports 2 master), Jmini: mini pcie connector, Sata1, sata2, sata3, sata4: sata connectors