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2.2
Motherboard layout
PS/2KBMS
T: Mouse
B: Keyboard
USB1
USB2
COM1
COM2
Line
Out
Line
In
Mic
In
ATX12V
MICF
SPEAKER
AAPANEL
CD1
AUX
Audio
Codec
MODEM
SPDIFOUT
USB2
FUSB
AUD_EN1
Figure 2-2
The audio CODEC, external GAME/AUDIO connectors, internal audio
connectors are optional components, and present in audio models
only. The components are grayed in the above motherboard layout.
For System Integrators:
The SD and MS connectors may or may not be mounted depending on
required specifications.
2-2
22cm (8.7in)
Socket 478
Intel 845
Memory
Controller
Hub (MCH)
Accelerated Graphics Port
(AGP+1.5V)
PCI1
PCI2
PCI3
PCI4
LED1
PCI5
PCI6
CNR
Motherboard Layout
PWR_FAN
CPU_FAN
OVER_VOLT
0 1
2 3
4 5
WARNING
Intel I/O
Controller
Hub
(ICH2)
CLRCMOS
CR2032 3V
Lithium Cell
CMOS Power
Super
2Mbit
Firmware
I/O
Hub
SMARTCON
ASUS
ASIC
CHA_FAN
with
Hardware
Monitor
HDLED
Chapter 2: Hardware information
SDRVOL
USBPWR1
®
P4B
TRPWR
MS
SD
SMART
JEN
SPEECH
CHASSIS
SMB
AFPANEL
KBPWR
PANEL
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