Mainboard PI852
15
Power for LVDS Connector Header: JP4, JP5
When you connect one LVDS flat panel or other compatible devices, you must adjust the jumper caps
on the JP4 and JP5 headers to enable this functionality. Please refer to the table below.
JP4
Assignment
Pin 1-2 Closed
LVDS Power +12V (Default)
Pin 2-3 Closed
LVDS Power +5V
JP5
Assignment
Pin 1-2 Closed
LVDS Power +5V
Pin 2-3 Closed
LVDS Power +3.3V (Default)
Note:
“Closed” means putting a jumper cap onto two adjacent header pins.
USB Power On function Header: JP2
USB devices attached to the back panel USB ports can awaken the system from sleep mode. In
order to enable this functionality, you must adjust the jumper cap on JP2 header for +5V or +5VSB
mode depending on which USB port that the USB device is attached to.
JP2
Assignment
Assignment
1
Pin 1-2 Closed
+5V
USB Power On Disable (Default)
1
Pin 2-3 Closed
+5VSB
USB Power On Enabled
COM PORT POWER
Port
Pin
Assignment
Pin 1-2 Closed
+5V (Default)
COM3
Power Header
Pin 3-4 Closed
+12V
Pin 5-6 Closed
+5V (Default)
COM2
Power Header
Pin 7-8 Closed
+12V
Pin 9-10 Closed
+5V (Default)
COM1
Power Header
Pin 11-12 Closed
+12V
Note:
“Closed” means putting a jumper cap onto two adjacent header pins.
