Cmos Clear Jumper; Com1, Com2 Mode Jumpers; Audio Output Jumper - AXIOMTEK SBC84830 Series User Manual

SBC84830 Series All-In-One ECX Board User's Manual
2.3.3 CMOS Clear Jumper: JP4
You may need to use this jumper to clear the CMOS memory if
incorrect settings in the Setup Utility.
Options
Normal
Clear CMOS
2.3.4 COM1, COM2 Mode Jumpers: JP5, JP6
These jumpers select the COM1, COM2 ports' communication mode to
operate RS-232 or RS-422/485.
COM1 (COM1)
Pin 1=12V Short 1-3
Pin 1=5V Short 3-5 or 5-7
*Pin 1=DCD Short 7-9
Pin 9=12V Short 2-4
Pin 9=5V Short 4-6 or 6-8
*Pin 9=RI Short 8-10
2.3.5 Audio Output Selection Jumper: JP7
Options
Line-out
Speak-out
10
Settings
Short 1-2 (default)
Short 2-3
JP6 COM2 (COM2)
Pin 1=12V
Pin 1=5V
*Pin 1=DCD
Pin 8=12V
Pin 8=5V
*Pin 8=RI
JP5, JP6
Settings
Short 1-3,2-4(default)
Short 3-5,4-6
JP4
1 2 3
JP5
Short 1-3
Short 3-5 or 5-7
Short 7-9
Short 2-4
Short 4-6 or 6-8
Short 8-10
JP7
1 2
3 4
5 6
Jumpers and Connectors