Restore Bios Optimal Defaults (Jp3); Com3 Data/Power Selection (Jp4); Lvds And Edp +3.3V/+5V/+12V Voltage Selection (Jp5); Auto Power On (Ssw1) - AXIOMTEK CAPA312 User Manual

CAPA312 3.5" Board
2.3.1

Restore BIOS Optimal Defaults (JP3)

This is a 1x3-pin (pitch=2.0mm) jumper. Put jumper clip to pin 2-3 for a few seconds then
move it back to pin 1-2. Doing this procedure can restore BIOS optimal defaults.
Function
Normal (Default)
Restore BIOS optimal defaults
2.3.2

COM3 Data/Power Selection (JP4)

This is a 2x3-pin (pitch=2.0mm) jumper. The COM3 port has +5V level power capability
on DCD and +12V level on RI by setting jumper JP4.
Function
Power: Set CN4 pin 1 to +5V level
Data: Set CN4 pin 1 to DCD (Default)
Power: Set CN4 pin 8 to +12V level
Data: Set CN4 pin 8 to RI (Default)
2.3.3

LVDS and eDP +3.3V/+5V/+12V Voltage Selection (JP5)

This is a 2x3-pin (pitch=2.0mm) jumper. The board supports voltage selection for flat
panel displays. Use these jumpers to set CN16 pin 1~6 and SCN4 pin 1~4 to +3.3V, +5V
or +12V. To prevent hardware damage, before connecting please make sure that the
input voltage of flat panel is correct.
Function
+3.3V level (Default)
+5V level
+12V level
2.3.4

Auto Power On (SSW1)

If SSW1 is enabled for power input, the system will be automatically power on without
pressing soft power button. If SSW1 is disabled for power input, it is necessary to
manually press soft power button to power on the system.
Function
Disable auto power on (Default)
Enable auto power on
10
Setting
1-2 close
2-3 close
Setting
1-3 close
3-5 close
2-4 close
4-6 close
Setting
1-2 close
2-4 close
5-6 close
Setting
1-2 close
2-3 close
Board and Pin Assignments