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2-2
Chapter 2: Hardware information
2.2 Motherboard layout
Figure 2-2 Motherboard Layout
The audio codec, external and internal audio connectors, and LAN
features are optional components. The components are grayed out in
the above motherboard layout.
24.4cm (9.60in)
24.4cm (9.6in)
PANEL
FLOPPY
SECONDARY IDE
PRIMARY IDE
Intel I/O
Controller
Hub
(ICH2)
P4B-LX
Accelerated Graphics Port (AGP)
CR2032 3V
Lithium Cell
CMOS Power
ATX Power Connector
2Mbit
Firmware
Hub
Multi
I/O
Intel 845
Memory
Controller
Hub (MCH)
AUX_CON
CPU_FAN
CHASIS_FAN
USB23
CLR_CMOS
CD_IN
BUZZER
11
1
1394HEAD3 1394HEAD2
DIMM Socket 1 (64/72-bit, 168-pin module)
0 1
DIMM Socket 2 (64/72-bit, 168-pin module)
2 3
ATX12V
PARALLEL PORT
1394_CON
SPDIF
LED1
Socket 478
PCI1
PCI2
PCI3
PS/2KBMS
T: Mouse
B: Keyboard
RJ-45
Top:
USB1
USB2
Bottom:
Audio
Codec
Realtek
RTL8100
COM1 PORT
Mic
In
Line
Out
Line
In