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NI-R3188 Quick Installation Guide
*Thank you for choosing the NI-R3188 Mainboard, The NI-R3188 is based on Rockchip RK3188,
ARM
®
Cortex™ -A9, Mali-400 MP4 ,2*COM Port,1*LVDS,1*HDMI and 1*100Mbps delivers a high
performance and professional Nano ITX solution.
WARNING:
This motherboard contains static-sensitive components and should be handled with care. Failure
to employ adequate anti-static measures can cause partial or complete device failure, performance
degradation, or reduced operating life; even may damage the motherboard. To avoid electrostatic
discharge (ESD) damage upon handling this product, it is strongly recommended that you wear a
grounded wrist strap or other static dissipating device.*
Remark:
The picture shown in this document is only a model of our series products, the actual
object is subject to change depends on the model you purchase.
External I/O Interface:
Back View
DC-IN
TF
HDMI
RJ45
USB/OTG
Audio
Front View
USB
LED
Power
IR Receiver
Side View
Burn
Recover
COM2
COM3
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Connectors and Jumpers:
4.COM2/3
8.J2
3.SPKER2
7.Mini_PCIE
2.MIC1
6.ATX1
1.HD-SPDIF
5.BATN1
BURN
HD-SPDIF
RECOVER
BATN1
COM2
R+
R-
L-
L+
+
Mini_PCIe
-
COM3
SIM
LVDS
ANT1
J1
IR_HD1
J3
LED1
PBTN
9.J1&J3
10.SYS_FAN
14.LVDS
11.J4
15.HD1
12.P2
16.SIM_CARD
13.BAT_COMS
17.J9
1. HD_SPDIF
3 Pin S/PDIF header, can not be used with 3.5mm earphone same time.
NOTE: For the model which supports HDMI+LVDS dual display, it can not support S/PDIF.
HD_SPDIF
SPDIF_OUT
3
2
1
VCC_SPDIF
GND
2. MIC1
2 pin MIC port.
MIC1
1
2
3
4
5
6
MIC_IN_RL
1
MIC1P
1
2
3
4
5
2
MIC1N
6
HD1
GND
3. SPKER2
SPKER2
ROUT+
1
2
ROUT-
3
LOUT-
LOUT+
4
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4. COM2 /COM3
COM2/3 only supports Tx /Rx, CTS / RTS 4-wire communication;
COM2
COMGND
SOUT3#
RTS3#
2
1
COM-DIP254-RightAngle
RXD3
CTS3
5. BATN1
BATN1
3.7 V battery connection interface, used on provide data protection when 12V power loss suddenly.
BATP1
COLAY
1
NC
PAD
BAT_CON1
1
BATP
MIC_IN_RL
2
BATN1
GND
1
NC
PAD
BATN
6. ATX1
2x2Pin 12V ATX Power in. Can NOT use PJ5(12V DC_IN) at same time;
ATX1
12V_VIN_STBY
4
+12V
GND
3
+12V
GND
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COM3
COMGND
UART_TX_C2
RTS6#
2
1
COM-DIP254-RightAngle
CTS6_R
UART_RX_C3
BAT+
BAT-
1
2
GND
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