12
codec is used to provide high-quality audio I/O ports. Line Out can be connected to a
headphone or amplifier. Line In is used for the connection of external audio source via a
Line in cable. MIC is the port for microphone input audio.
Signal Name
Pin#
Pin#
Signal Name
VCC(+5V)
1
2
Ground
LINE_OUT_L
3
4
LINE_OUT_R
FRONT_JD
5
6
LINE1_JD
LINE_IN_L
7
8
LINE_IN_R
MIC_IN_L
9
10
MIC_IN_R
Ground
11
12
MIC1_JD
14.
GPIO1:
(2.0mm Pitch 2x5 Pin Header),General-purpose input/output port, it provides
a group of self-programming interfaces to customers for flexible use.
Signal Name
Pin#
Pin#
Signal Name
Ground
1
2
GPIO18_OUT1
GPIO20_OUT2
3
4
GPIO33_OUT3
GPIO34_OUT4
5
6
GPIO18_IN1
GPIO20_IN2
7
8
GPIO33_IN3
GPIO34_IN4
9
10
+5V
15.
BZ:
onboard buzzer.
16. CPU_FAN/SYS_
FAN1:
(2.54mm Pitch 1x3 Pin Header),Fan connector, cooling
fans can be connected directly for use. You may set the rotation condition of cooling fan
in menu of BIOS CMOS Setup.
Pin#
Signal Name
1
Ground
2
VCC
3
Rotation detection
Note:
Output power of cooling fan must be limited under 5W.
17.
LAN1/2:
(RJ45
Connector
),
Rear LAN port,2 standard 10/100/1000M RJ-45 Ethernet
ports are provided. Used Intel 82574L chipset ,LINK LED (green) and ACTIVE LED
(yellow) respectively located at the left-hand and right-hand side of the Ethernet port
indicate the activity and transmission state of LAN.