Pin Assignments for I/O Connectors
Front Panel
Pin
Assignment
Pin
Assignment
HDD-LED
6
HDD_LED
RESE
T
5
Reset Button
3
GND
3
GND
PWR-LED
4
SUS_LED
PWR-B
TN
1
Power Button
2
V_LED
3
GND
DIO
Pin
Assignment
Pin
Assignment
1
DIO7
2
DIO2
3
DIO6
4
DIO1
5
DIO5
6
DIO0
7
DIO4
8
5V
9
DIO3
10
GND
M.2 Signal Select
JP1
SATA (default)
1-2 On
PCIe
2-3 On
Clear CMOS
JP6
Normal (default)
1-2 On
Clear CMOS Data
2-3 On
LCD/Inverter Power
JP11
+12V (default)
1-2 On
+5V
2-3 On
Backlight Brightness
JP10
+3.3V (default)
1-2 On
+5V
2-3 On
Panel Power Select
JP12
+12V
1-2 On
+5V
3-4 On
+3.3V (default)
5-6 On
LVDS Channel and BPP
SW1
Single LVDS
1 On
Dual LVDS
1 Off
VESA (24bpp)
2 On
JEIDA or VESA (18bpp)
2 Off
Jumper Settings
DIO
10
2
9
1
Front Panel
1
5
2
6
SW1
2
Quick Reference |
AL551
