Intel
Atom
E3900 Series
(Bottom Side)
83
90
M.2 M Key
Mini PCIe
DDR3L SO-DIMM (Bottom Side)
8
1
1
2
5
6
1
JP11
SPI Flash
BIOS
JP6
Front
Panel
Buzzer
LVDS LCD Panel
Battery
COM 1/2
SW1
Front
Audio
Digital
I/O
DP++
JP12
USB 1/4
(USB 3.1 Gen 1)
LAN2
LAN1
VGA
SMBus
USB 2/3
(USB 2.0)
DC-In
Note
USB Type
C
Note
Standby
Power LED
Speaker
Out
LCD/Inverter
Power
EIO (optional)
USB 5/6
1
1
1
2
40
1
2
19
20
1
1
2
5
6
1
1
1
1
1
1
79
80
2
9 10
1
2
1
1
5
2
2
9
10
1
ON
2
JP1 JP10
SATA 0
SATA
Power
Note:
The DC-In jack can be coaxial, vertical 4-pin, or right angle 4-pin. The USB Type C
is optional, and supports USB 3.1 Gen 1 OTG only available for Linux.
1
www.dfi.com
Quick Reference
AL551
Board Layout (Top View)
933-AL5511-000G A47013948
