Thank you for purchasing the MSI®
PRO
motherboard. This User Guide gives information about
board layout, component overview, BIOS setup and software
installation.
Contents
Safety Information ........................................................................................... 2
Specifications ................................................................................................... 3
Rear I/O Panel ................................................................................................. 6
CPU Socket .................................................................................................................8
DIMM Slots..................................................................................................................9
M2_1: M.2 Slot ..........................................................................................................10
EZ Debug LED ...........................................................................................................16
UEFI BIOS ....................................................................................................... 17
BIOS Setup ................................................................................................................18
Entering BIOS Setup .................................................................................................18
Resetting BIOS ..........................................................................................................18
Updating BIOS...........................................................................................................19
Installing Windows® 10 .............................................................................................20
Installing Drivers ......................................................................................................20
Installing Utilities .....................................................................................................20
B550M-A PRO/ A520M-A
1
Contents