User’s Manual
iii
Contents
Contents ...................................................................................................... iii
Notices ......................................................................................................... vi
Safety information ..................................................................................... vii
About this guide ....................................................................................... viii
M4A785G HTPC Series specications summary ..................................... ix
Chapter 1 Product introduction
1.1 Welcome! ...................................................................................... 1-1
1.2 Package contents .........................................................................
1-1
1.3 Special features ............................................................................
1-1
1.3.1 Product highlights ...........................................................
1-1
1.3.2 Innovative ASUS features ...............................................
1-2
1.4 Before you proceed .....................................................................
1-4
1.5 Motherboard overview .................................................................
1-5
1.5.1 Placement direction ........................................................
1-5
1.5.2 Screw holes ....................................................................
1-5
1.5.3 Motherboard layout .........................................................
1-6
1.5.4 Layout contents ...............................................................
1-6
1.6 Central Processing Unit (CPU) ...................................................
1-7
1.6.1 Installing the CPU ...........................................................
1-7
1.6.2 Installing the heatsink and fan ........................................
1-8
1.7 System memory .........................................................................
1-10
1.7.1 Overview .......................................................................
1-10
1.7.2 Memory congurations ..................................................
1-10
1.7.3 Installing a DIMM ..........................................................
1-18
1.7.4 Removing a DIMM ........................................................
1-18
1.8 Expansion slots ..........................................................................
1-19
1.8.1 Installing an expansion card .........................................
1-19
1.8.2 Conguring an expansion card .....................................
1-19
1.8.3 PCI slot .........................................................................
1-19
1.8.4 PCI Express x1 slots .....................................................
1-19
1.8.5 PCI Express 2.0 x16 slot ...............................................
1-19
1.9 Jumpers ......................................................................................
1-20
1.10 Connectors .................................................................................
1-21
1.10.1 Rear panel connectors ..................................................
1-21
1.10.2 Internal connectors .......................................................
1-25