
9
Motherboard Information
Chapter 3
Embedded and Industrial Computing
4-pin SATA Power Connector (PS4S1): It is used for
connectig the SATA power cord.
CF1: Compact Flash Connector (CF1): The
CompactFlash card slot is a type II connector and can be
inserted with type I or II CF card.
FAN Connector (FAN1): The 3-pin connector is for
connecting the system fan.
PS/2 Keyboard and Mouse Connector (PKMA1): It
is for connecting the PS/2 keyboard and mouse interface
cable.
Pin NO.. Function Pin NO. Function
1 GND 26 CD1-
2 DATA3 27 DATA11
3 DATA4 28 DATA12
4 DATA5 29 DATA13
5 DATA6 30 DATA14
6 DATA7 31 DATA15
7 CE1# 32 CE2#
8 A10 33 VS1#
9 OE# 34 IOR#
10 A9 35 IOW#
11 A8 36 WE#
12 A7 37 READY#
13 CFVCC3 38 CFVCC3
14 A6 39 CSEL
15 A5 40 VS2#
16 A4 41 RESET
17 A3 42 WAIT#
18 A2 43 INPACK#
19 A1 44 REG#
20 A0 45 DASP#
21 DATA0 46 DIAG#
22 DATA1 47 DATA8
23 DATA2 48 DATA9
24 WP 49 DATA10
25 CD2- 50 GND
50 26
25 1
PIN NO. 1 2 3 4
Function +12V GND GND +5V
4
3
2
1
Function Ground +12V Fan1 Status
PIN NO. 1 2 3
3
2
1
Pin No. Pin Name
1 KBCLK
3 KEY
5 KEY
7 MSCLK
Pin No. Pin Name
2 GND
4 KBDATA
6 MSDATA
8 +5VS
1
3
5
7
2
4
6
8
5-pin LCD (liquid-crystal display) inverter (INVER1):
It can be connected to supply the power to provide a
backlight to the monitor, thus enabling the user to view
what’s on the screen.
LVDS Connector (LVDS1): It is a 1-channel 18bits
LVDS connector.
Sound Interface Connector (SOUND1): It is provided
by the Realtek ALC888 HD audio codec. It supports Line-
in/Line-out with 2 channels of independent stereo sound
and microphone input.
PIN NO. Function
1 +12V
2 +12V
3 +5V
4 Backlight Enable
5 GND
PIN NO. Function PIN NO. Function
1 VCC_LVDS 16 NC
2 VCC_LVDS 17 GND
3 VCC_LVDS 18 NC
4 VCC_LVDS 19 LCDAD1
5 VCC_LVDS 20 NC
6 VCC_LVDS 21 LCDAD1#
7 Reserve( SCL1) 22 NC
8 Reserve( SCL) 23 GND
9 Reserve( SDA1) 24 NC
10 Reserve( SDA) 25 LCDAD2
11 GND 26 LVD_A_CLK
12 NC 27 LCDAD2#
13 LCDAD0 28 LVD_A_CLK#
14 NC 29 GND
15 LCDAD0# 30 GND
30 2
29 1
1
3
5
7
9
2
4
6
8
10
PIN NO. Function PIN NO. Function
1 LOT-R 2 LOT-L
2 CO_GND 4 CO_GND
3 LIN-R 6 LIN-L
4 MIC-R 8 KEY
5 MIC-L 10 CO_GND
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