15
CN12 Pin Assignment and Functions :
8 9 …13 14
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1 2 … 6 7
FUNCTION
PIN
NO.
DESCRIPTION
8 SPK
SIGNAL
SPEAKER
11 VCC
10
BUZZER
11
JUMPER
6 POWER
GOOD
RESET
7 GROUND
14 LED
HDD LED
13 VCC
1 VCC
2 NC
3 IRRX
4 GND
IrDA
5 IRTX
3.8 Fan Connector
The JUKI-3711P/3712 provides CPU cooling fan connector,
chassis fan connector. These connectors can supply 12V/500mA
to the cooling fan. In the connector there have a “rotation” pin .
The rotation pin is to get the fan’s rotation signal to system. So
the system BIOS could recognize the fan speed. Please note
only specified fan offers the rotation signal.
16
•
FAN1 : CPU Fan Connector
1
2
3
PIN NO.
DESCRIPTION
1 Ground
2 12V
3 Rotation
Signal
3.9 LAN RJ45 Connector
JUKI-3711P/3712 is equipped with a built-in 10/100Mbps Ethernet
Controller. You can connect it to your LAN through RJ45 LAN
connector. The pin assignments are as following:
•
CN9 : LAN RJ45 Connector
PIN NO. DESCRIPTION
PIN NO.
DESCRIPTION
1 TX+ 7. N/C
2 TX- 8. N/C
3.
RX+
9.
Speed +
4.
N/C
10.
Speed -
5 N/C 11.
Active
+
6. RX- 12.
Active
-
3.10 VGA Connector
The pin assignments are as following
•
CN6 : 15-pin Connector
1
RED
2
GREEN
3
BLUE
4
NC
5
GROUND 6
GROUND
7
GROUND 8
GROUND
9
NC 10
GROUND
11
NC 12
DDC
DAT
13
HSYNC 14
VSYNC
15
DDCCLK
z
z
z
