Asus K8N User Manual

1-6 Chapter 1: Product introduction
1.5 Motherboard overview
1.5.1 Motherboard layout
PCI1
PANEL
K8N
R
CR2032 3V
Lithium Cell
CMOS Power
CD AUX
Super
I/O
4Mbit
BIOS
Accelerated Graphics Port (AGP)
FP_AUDIO
Audio
Codec
USB2.0
T: USB3
B: USB4
Top:
RJ-45
GAME
ATX12V
CHASSIS
PRI_IDE SEC_IDE
ATX Power Connector
USB1
USB2
nVIDIA
nForce3
250
10/100
LAN
PHY
USB78
SB_PWR
CHA_FAN
USBPW12
USBPW34
24.5cm (9.6in)
30.5cm (12.0in)
PS/2KBMS
T: Mouse
B: Keyboard
DDR DIMM1 (64 bit,184-pin module)
DDR DIMM2 (64 bit,184-pin module) DDR DIMM3 (64 bit,184-pin module)
PCI2
PCI3
PCI4
PCI5
SATA1
USB56
SATA2
CPU_FAN
PWR_FAN
Socket 754
CLRTC
Below:Mic In
Center:Line Out
Top:Line In
FLOPPY
Bottom:
Center/Subwoofer
Middle:
Side surround L/R
Top:
Rear Surround L/R
PARALLEL PORT
COM1
SPDIF_O1
SPDIF_O2
USBPW56
USBPW78
* Requires an ATX power supply.
PLED-
PWR
+5V
Speaker
Speaker
Connector
Power LED
Ground
Reset SW
IDE_LED
IDE_LED+
Ground
Reset
Ground
Ground
ATX Power
Switch*
PLED+
IDE_LED-
PANEL
3
2
21
+5V
(Default)
+5VSB
USBPW56
USBPW78
3
2
21
+5V
(Default)
+5VSB
USBPW12
USBPW34
21 3
2
CLRTC
Normal Clear CMOS
(Default)

Asus K8N Specifications

General

Form Factor	ATX
Chipset	NVIDIA nForce3 250
Socket	Socket 754
Memory Type	DDR
Memory Slots	3
Maximum Memory	3 GB
AGP Slot	1 x AGP 8x
PCI Slots	5
SATA Ports	2
IDE Ports	2
LAN	10/100 Mbps Ethernet
Supported CPUs	AMD Athlon 64, AMD Sempron
USB Ports	8 (4 on back panel, 4 via headers)
Audio	6-channel audio