Giada NI-A20 Quick Start Manual

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NI-A20
Thank you for choosing the NI-A20 Mainboard,The NI-A20 is based on Allwinner A20,ARM Cortex-
A7,ARM Mali-400 MP2,2*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.
Back View
DC-IN TF HDMI RJ45 USB/OTG Audio
Front View
USB LED Power IR Receiver
Side View
Burn Recover COM2 COM3 SATA
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Connectors and Jumpers:
1.SPKER1
2.MIC1
7.VGA2
3.HD_SPDIF
8.ATX1
4.BAT_CMOS
9.Mini_PCIe
5.P2
6.J4 10.J3
19
1 3
HD-SPDIF
J4
+
1 1
+ -
2 2
3
RECOVER
2
3
4 1 R+
2 R-
5 6
3 L-
4 L+
7 8
9 10
+
-
Mini_PCIe
2
2
3 9
4 1 U1
2
5 3
6 1
4
7 8
9 10
1
1 1
2 2
2
3 3
4 4
5
6
1
2
3
4
1 M4 M3 SIM
9 9 1 9 9 M1
SATA
A A A A
N N N
LVDS
4
2 4 6 8 10 12 14 16 18 20 22 24 26 28 30
1 3 5 7 9 11 13 15 17 19 21 23 25 27 29
1 2
1
3
4
1 2 3 4 8 7 6 5 4 3 2 1 2
5
ANT2 6
3
USB3 J1 PBT1
IR_HD1 HD1
Q11
11.USB3
12.SYS_FAN 18.J1
13.SATA_PWR 19.IR_HD1
14.ANT2 20.LVDS
15.SATA 21.HD1
16.J5 22.ANT1
17.COM2/COM3 23.J9
1.SPKER1
2.MIC1
(MIC port)
14 14
13
12
11
10
9
8
7 3.HD_SPDIF
6
5
4
3
2
1 (3 Pin SPDIF )
1
1
2
3
4
5
6
U5
5
U13
U15
ANT1
4.BAT_CMOS
(RTC clock power supply)
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5.P2
(Speaker Volume control socket)
Pin1-2 VOL+
Pin3-4 VOL-
6.J4
(USB OTG&HOST default USB Host)
PIN1-2 USB OTG
PIN2-3 USB Host
7.VGA2
1 SDA_VGA
3 VGA_DET_P(Need connect to GND)
(14 pin VGA )
5 GND
7 GND
9 GND
11 GND
13 GND
15 GND
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2 SCL_VGA
4 VGA_VCC_F
6 VGA_VSYNC
8 VGA_VSYNC
10 VGA_B
12 VGA_G
14 VGA_R
16 GND