15
2
Hardware Installation
2.1 System Board Layout
Chapter 2 - Hardware Installation
nF2 U400SG-AGF
KB
Mouse
S/PDIF-
in
S/PDIF-
out
USB 1
USB 2
LAN
USB 3
USB 4
Line-in
Line-out
Mic-in
1
CPU fan
1
Chassis fan
Socket A
1
+12V power
1
PS/2 KB/Mouse
power select (JP5)
CPU FSB
select (JP1)
1
Battery
Audio
CODEC
1
CD-in
nVIDIA
nForce2
Ultra 400
1
Front audio
1
S/PDIF
AGP
I/O
chip
1
IR
BIOS
VIA
VT6307
1
IEEE 1394_1
1
1
USB 5-6
USB 7-8
1
Clear CMOS (JP2)
1
HD-LEDRESET SPEAKER
PWR-LED ATX-SW
1
FDD
1
1
SATA 2
SATA 1
DDR 1 DDR 2
DDR 3
1
ATX
power
1
1
Primary
IDE
Secondary
IDE
PCI 1
PCI 2
PCI 3
PCI 4
PCI 5
nVIDIA
nForce2
MCP GIG
1
IEEE 1394_2
Marvell
88E
Gigabit
PHY
1111
Pa
rallel
COM
Standby Power LED
DRAM Power LED