2-16
PDSML-LN1/PDSML-LN2 User's Manual
S
L
M
S
D
P
R
E
P
U
®
LGA 775
CPU
KB/MS
JLAN1
E7230
(North Bridge)
4
n
a
F
24-Pin ATX PWR
ICH7R
South Bridge
Fan6/CPU Fan
8-pin PWR
Battery
USB 1/2
V
G
A
JLAN2
COM2
Floppy
DIMM 2B
PCI-E x8
BIOS
Mukilteo
ID
E
#
1
JPF
DIMM 1B
DIMM 2A
DIMM 1A
Fan1
SATA2
F
an
5
LAN
CTRL2
J
P
L
2
J
P
L
1
WOL
JWOR
r
ez
z
u
B
J L 1
JI
2
C1
L
E
1
JBT1
SATA1
JPG1
Fan3
F
P
C
o
n
tr
o
l
Fan2
J
L
E
D
USB3/4 USB5/6
LAN
CTRL1
SPKR
JI
2
C2
1U IPMI
PCI-33 MHz
S I/O
VGA
Ctrl
PCI-E x4
PCI-33 MHz
L
E
3
L
E
4
SATA3
SATA0
C
O
M
1
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.)
PS/2 Keyboard and
Mouse Port Pin
Defi nitions
Pin# Defi nition
1
Data
2
NC
3
Ground
4
VCC
5
Clock
6
NC
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.
Speaker Connector (J9)
Pin Setting Defi nition
Pins 3-4
Internal Speaker
Pins 1-4
External Speaker
A. Keyboard/Mouse
B. Speaker
A
B
