SYS-ITX-N-3900/Configuration
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Page 14
8.2
Power
The main power supply to the embedded computer is +12 V DC. The SYS-
ITX-N-3900 draws power through the J1 connector. See “DC Jack (J1)” on
8.3
Connectors
8.3.1 DC Jack (J1)
This connector provides for a +12 V DC input from a power adapter.
8.3.2 Audio Jack (Line_out) (J2)
This connector provides an audio line out (Line_out) signal.
8.3.3 DisplayPort (J3)
The DisplayPort™ 1.1 connector supplies both video and high-definition
(HD) audio. See the “Audio Jack (Line_out) (J2)” on page 14 for other audio
options.
Layout and Pin Reference
8.3.4 RJ45 Connector (J4/J5)
Two Intel I210-IT Gigabit Ethernet controllers provide standard IEEE 1588
and 802.1AS protocol time-stamping. Each Ethernet interface includes 10/
100/1000 MP/s multispeed, full, and half-duplex operation.
The pinout below describes the standard RJ45 Ethernet connectors.
Pin
Name
Description Pin
Name
Description
1
ML_Lane
0
(p)
Lane 0 (positive)
2
GND
Ground
3
ML_Lane
0
(n)
Lane 0 (negative)
4
ML_Lane
1
(p) Lane 1 (positive)
5
GND
Ground
6
ML_Lane
1
(n) Lane 1 (negative)
7
ML_Lane
2
(p)
Lane 2 (positive)
8
GND
Ground
9
ML_Lane
2
(p)
Lane 2 (negative)
10
ML_Lane
3
(p) Lane 3 (positive)
11
GND
Ground
12
ML_Lane
3
(n) Lane 3 (negative)
13
CONFIG1
CONFIG1
14
CONFIG2
CONFIG2
15
AUX_CH
(p)
Auxiliary Channel
(positive)
16
GND
Ground
17
AUX_CH
(n)
Auxiliary Channel
(negative)
18
Hot
Plug
Hot
Plug
Detect
19
RETURN
Return for Power
20
DP_PWR
Power for
connector (3.3 V
500 mA)
1
