Asus M3A78 - Manual (Page 20)

1-8 Chapter 1: Product introduction
1.5.1 Motherboard layout
1.5 Motherboard overview
Super I/O
SATA4 SATA5 SATA6
SATA1 SATA2 SATA3
SocketAM2+
CPU_FAN
EA
TXPW
R
PANEL
USB78 USB910 USB1112
AAFP
SB_PWR
8Mb
BIOS
AMD 770
SB700
DDR2 DIMM_A1 (64 bit,240-pin module) DDR2 DIMM_B1 (64 bit,240-pin module) DDR2 DIMM_A2 (64 bit,240-pin module) DDR2 DIMM_B2 (64 bit,240-pin module)
CR2032 3V
Lithium Cell
CMOS Power
PCI2
PCI3
PCI1
PCIEX16
PCIEX1_2
PCIEX1_1
CLRTC
ATX12V
R
SPDIF_OUT
M3A78
FLOPPY
CD
30.5cm (12in
)
VIA
VT1708B
PRI_IDE
24.4cm(9.6in)
KB_USB56
PWR_FAN
CHA_FAN
RTL
8111C
RTM
880T-792
AUDIO
LAN1_USB12
USB34
SPDOF_O