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2.5 Connectors and Pin Assignment
The table below lists the function of each of the board‟s connectors.
Label
Function
Note
CN4
DF13-40DP-1.25V
3x1 header, pitch 2.54mm
CN3
LVDS LCD Output Connector
Digital Panel Backlight Brightness
Control
Inverter Connecter
CN14
Serial port COM2
9pin COM port
IDE1
IDE Connector
44Pin IDE Conn.
USB
USB PIN HEADER
4x2 Pin Header
FAN1_SYS
FAN CONNECTOR
3x1 Pin Header
FAN2_CPU
FAN CONNECTOR
3x1 Pin Header
PANEL1
System Function Connector
5x2 header ,pitch 2.0mm
CN17
Front Audio (Right)
1x2 header ,pitch 2.54mm
CN15
Front Audio (Left)
1x2 header ,pitch 2.54mm
CN13(Yellow)
12V External Power
2x1 header, pitch 2.54mm
CON11(Red)
5V External Power
2x1 header, pitch 2.54mm
CON12(Red)
5V External Power
2x1 header, pitch 2.54mm
CN2
5V/12V External Power
4x2 header ,pitch 2.54mm
CN1
TV Out
3x2 header ,pitch 2.54mm
CN7
Digital I/O
10 pin Digital I/O function
ATX_PWR
12V DC Connector
2x2 Pin Connecter
PWIN1
12V DC Connector
4 Pin Connecter
CN23
MEJ TAG
2x4 wafer 1.27mm
CN6
I771 Motherboard User Manual
12
7x1 header, pitch 2.54mm