Jaud1: front audio connector, Jcom1: serial port connector, Jbat1: clear cmos (reset bios) jumper – MSI B450M-A PRO MAX AM4 Micro-ATX Motherboard User Manual
Jaud1: front audio connector, Jcom1: serial port connector, Jbat1: clear cmos (reset bios) jumper | MSI B450M-A PRO MAX AM4 Micro-ATX Motherboard User Manual | Page 17 / 165