Chapter 2: Installation
2-29

A. PWR LED

B. COM1

C. COM2

D. COM3

E. COM4

Onboard Power LED (JLED1)

An onboard Power LED header is lo-

cated at JLED1. This Power LED header

is conn ected to Front C ontrol Panel

located at JF1 to indic ate the status of

system power. See the table on the right

for pin denitions.

Onboard PWR LED
Pin Denitions
Pin# Denition
1VCC
2No Connection
3Connection to PWR
LED in JF1

Serial Ports (COM1-COM4)

There are two serial (COM) port head-

ers on the motherboard. Refer to the

layout below for COM port locations.

See the table on the right for pin de-

nitions.

Note: COM2 supports RS232/

RS422/RS485 function selec-

tion via BIOS.

Serial/COM Ports
Pin Denitions
Pin # Denition Pin # Denition
1DCD 6 DSR
2 RXD 7 RTS
3 TXD 8 CTS
4 DTR 9 RI
5 Ground 10 N/A
X10SLQ (-L)
Rev. 1.00
MAC CODE BAR CODE
BIOS
LICENSE
JSD1
JBT1
SP1
JITP1
LED1
LED2
LED3
T-SGPIO1
T-SGPIO2
COM1 COM2 COM3
COM4
JD1
FAN3
FAN2
FAN1
FAN4
JP2
JP1
JLED1JWD1
JPL2
JPL1
JPAC1
JI2C1 JI2C2
JP5JP4JP3
JL1 JWOR1
JHD_AC1
I-SATA2
I-SATA1
I-SATA3
I-SATA0I-SATA4
JTPM1
JF1
JPW2
USB10/11(3.0)
AUDIO FP
USB6/7USB8/9
SLOT4 PCI-E 2.0 X4
SLOT5 PCI-E 2.0 X1
HD AUDIO
SLOT7 PCI-E 3.0 X16
USB4/5
LAN2
USB2/3(3.0)
LAN1 HDMI/DP
ALWAYS POPULATE BLUE SOCKET FIRST
UNB NON-ECC DDR3 DIMM REQUIRED
VGA/DVI
KB/MOUSE
USB0/1
CPU FAN
DIMMA1
DIMMA2
DIMMB1
DIMMB2
Battery
JPW1
BIOS
Intel PCH
JBR1
JPME1
JVR1
Not On “-L
Model”
Not On “-L Model”
Not On “-L Model”
Not On “-L
Model”
CPU
Not On “-L Model”
Not On “-L Model”
A
B
C
D
E