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iii
Contents
Safety information .....................................................................................................vii
About this guide .......................................................................................................viii
F2A85-M PRO specications summary ....................................................................x
Package contents .....................................................................................................xiv
Installation tools and components ..........................................................................xv
Product introduction
1.1 Special features..........................................................................................1-1
1.1.1 Product highlights
........................................................................1-1
1.1.2 Dual Intelligent Processors 2 – DIGI+ VRM ................................
1-2
1.1.3 ASUS Exclusive Features ...........................................................
1-2
1.2 Motherboard overview ...............................................................................
1-5
1.2.1 Before you proceed .....................................................................
1-5
1.2.2 Motherboard layout .....................................................................
1-6
1.2.3 System memory ..........................................................................
1-8
1.2.4 Expansion slots .........................................................................
1-16
1.2.5 Onboard switches and buttons
..................................................1-18
1.2.6 Jumpers ....................................................................................
1-21
1.2.7 Onboard LEDs ..........................................................................
1-22
1.2.8 Internal connectors
....................................................................1-24
Basic Installation
2.1 Building your PC system...........................................................................2-1
2.1.1 Motherboard installation ..............................................................
2-1
2.1.2 APU installation ...........................................................................
2-4
2.1.3 CPU heatsink and fan assembly installation ...............................
2-5
2.1.4 DIMM installation
.........................................................................2-8
2.1.5 ATX Power connection ................................................................
2-9
2.1.6 SATA device connection ............................................................
2-10
2.1.7 Expansion Card installation
.......................................................2-11
2.2 BIOS update utility ...................................................................................
2-12
2.2.1 USB BIOS Flashback ................................................................
2-12
2.3 Motherboard rear and audio connections .............................................
2-13
2.3.1 Rear I/O connection ..................................................................
2-13
2.3.2 Audio I/O connections ...............................................................
2-15
2.4 Starting up for the rst time ....................................................................
2-17
2.5 Turning off the computer .........................................................................
2-17