User`s manual

SBC86822 Series All-In-One Mini ITX Board User’s Manual
Jumpers and Connectors
10
NOTICE 1 COM1COM2 is a built-in connector for COM1 and COM2 ports.
NOTICE 2 COM2 connectors are COLAY to and CN3 connectors.
2.3.1 COM1~COM6 Mode Select for Type Jumpers
(JP1, JP2, JP3, JP16, JP15, JP14)
These jumpers select the COM1~COM6 ports’ DCD and RI mode.
Description Function Jumper Setting
Pin 1=5V
JP1
Pin 1=12V
JP1 JP1
*Pin 1=DCD
JP1
Pin 9=5V
JP1
Pin 9=12V
JP1 JP1
COM1
*Pin 9=RI
JP1