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ATX PS/2 Keyboard and
PS/2 Mouse Ports
The ATX PS/2 keyboard and PS/2
mouse are located next to the Back
Panel USB ports on the motherboard.
See the table at right for pin defi ni-
tions. (Note: NC=No connection.)
Speaker Connector
The speaker connector is located at
J9 and allows you to choose between
using the internal or an external
speaker. For the internal speaker,
short pins 3 and 4. To use an exter-
nal speaker, place the speaker cable
header on all four pins. See the table
on the right.
JPW1
A
KB/MS
Fan6/CPU Fan
J28
USB 1/2
J15
E7230
J31
Mukilteo
(North Bridge)
JG1
GLAN1
DIMM 1A
DIMM 2A
GLAN2
DIMM 1B
DIMM 2B
LAN
Slot6
SXB -E1 PCI-Ex8
CTRL
J I
2
C 1
J I
2
C 2
LAN
J P L 1
PXH-V
VGA
CTRL
J P L 2
CTRL
L E 3
B
L E 4
S I/O
COM2
JPG1
J 9
Slot1
PCI 32 Bit/33 MHz
USB3/4 USB5/6
J 4
IDE
J27
J30
Printer
Floppy
(*Compact Flash Card only)
Fan1
JPW2
8-pin PWR
Pentium Dual
Core CPU
LGA 775
DIMM 1
DIMM 2
DIMM 3
DIMM 4
Fan2
PCI-X 133 MHz
Fan3
J W D
JPF
Battery
BIOS
Buzzer
SATA3
SATA2
ICH7R
SATA1
(South Bridge)
JWOR
SATA0
JBT1
JL1
J 3
IDE (Primary)
2-15
Chapter 2: Installation
PS/2 Keyboard and
Mouse Port Pin
Defi nitions
Pin#
Defi nition
1
Data
2
NC
3
Ground
4
VCC
5
Clock
Speaker Connector (J9)
Pin Setting
Defi nition
Pins 3-4
Internal Speaker
Pins 1-4
External Speaker
A. KB/Mouse
B. Speaker Connector
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