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Front Panel Audio Header
The Front Panel Audio header is used
to connect the chassis' front panel
High Defi nition Audio (HDA) controls
to the motherboard. See the table on
the right for pin defi nitions.
Chassis Intrusion
A Chassis Intrusion header is located
at JL1 on the motherboard. Attach the
appropriate cable from the chassis to
inform you of a chassis intrusion when
the chassis is opened.
SATA DOM Power
The SATA DOM Power on JWF1 is
used to supply power to SATA Disk-
on-Module (DOM) solid-state storage
devices.
Power SMB I
2
C Connector
Power System Management Bus
2
(I
C) Connector monitors the status
of the power supply, fan and system
temperature. See the table on the right
for pin defi nitions.
Serial Ports
Two serial ports are included on the
motherboard. COM1 is a backpanel
port and COM2 is a header located
behind the I/O ports. See the table on
the right for pin defi nitions.
Chapter 5: Advanced Motherboard Setup
High Defi nition Front Panel Audio
Pin #
Defi nition
1
MC_L
2
AUD_GND
3
MC_R
4
FP_Audio-Detect
5
Line_2_R
Chassis Intrusion
Pin Defi nitions (JL1)
Pin#
Defi nition
1
Intrusion Input
2
Ground
PWR Supply I
Pin Defi nitions
Pin#
Defi nition
1
Clock
2
Data
3
PWR Fail
4
Ground
5
+3.3V
Serial Port Pin Defi nitions
(COM1/COM2)
Pin #
Defi nition
1
DCD
2
RXD
3
TXD
4
DTR
5
Ground
5-13
Pin #
Defi nition
6
Ground
7
FP_Jack-Detect
8
Key
9
Line_2_L
10
Ground
2
C
Pin #
Defi nition
6
DSR
7
RTS
8
CTS
9
RI
10
NC
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