ROHS ITX-i945EC Quick Installation Manual page 8

Mini-itx industrial motherboard
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SATA1~2: Serial ATA Connectors (3)
High speed transfer rates (150MB/s).
Pin
Description
1
GND
2
TX+
3
TX-
4
GND
5
RX-
6
RX+
7
GND
USB1, 2: USB Connectors (4, 5)
Connector type: 2.54mm pitch 2x5-pin headers.
USB1:
Pin Desc.
Pin Desc.
1
+5V
2
3
USBD-
4
5
USBD+
6
7
GND
8
9
GND
10
USB2:
Pin Desc.
Pin Desc.
1
+5V
2
3
USBD-
4
5
USBD+
6
7
GND
8
9
GND
10
Note: one of the USB ports is for gaming port only.
TV1: TV-out Connector (6)
Connector type: 2.00mm pitch 1x6-pin box wafer
connector
Composite Video
CVBS
1
Unused
3
Unused
5
S-Video
Unused
1
Luminance
3
Chrominance
5
1
7
+5V
1
USBD-
USBD+
9
GND
N/C (Key)
+5V
1
N/C
N/C
9
GND
N/C (Key)
2
GND
4
GND
6
GND
2
GND
4
GND
6
GND
GAMINGBUS1 : Gaming Bus
Connector on bottom side (8, Optional)
31
1
Pin
Description
1
GND
2
GND
3
GND
4
GND
5
GND
6
PCIE-CLK0+
7
PCIE-CLK0-
8
GND
9
PCIE-TX0+
2
10
PCIE-TX0-
11
GND
10
12
PCIE-RX0+
13
PCIE-RX0-
14
GND
15
USB0+
16
USB0-
17
GND
2
18
PSON#
19
5VSB
10
20
5VSB
21
N/C
22
N/C
23
GND
24
LFRAME#
25
LRESET#
26
LAD0
27
LAD1
28
LAD2
29
LAD3
30
SERIRQ
SYSF1: System Fan Connector (10)
SYSF1 is a 3-pin headers for the CPU fan. The fan
must be a +12V fan.
Pin
Description
1
GND
2
+12V
3
FAN_Detect
- 8 -
60
30
Pin
Description
31
AGND
32
LINE-L
33
LINE-R
34
AGND
35
GPIO
36
PCI_CLK
37
GND
38
GND
39
GND
40
GND
41
SCLK
42
SDATA
43
+3.3V
44
+3.3V
45
+3.3V
46
+3.3V
47
+3.3V
48
N/C
49
N/C
50
+5V
51
+5V
52
+5V
53
+5V
54
+5V
55
PWRBTN#
56
+12V
57
+12V
58
+12V
59
+12V
60
+12V
1
2
3

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