Jumper Settings - AXIOMTEK CAPA831 User Manual

2.3

Jumper Settings

Jumper is a small component consisting of jumper clip and jumper pins. Install jumper clip on 2
jumper pins to close. And remove jumper clip from 2 jumper pins to open. Below illustration
shows how to set up jumper.
Properly configure jumper settings on the CAPA831 to meet your application purpose. Below
you can find a summary table of all jumpers and onboard default settings.
Note: Once the default jumper setting needs to be changed, please do it under
power-off condition.
Jumper Description
Auto Power On
JP1
Default: Disable
LVDS Voltage Selection
JP2
Default: +3.3V
LVDS Brightness Control Mode Setting
JP3
Default: PWM Mode
JP5
COM2 RS-232/422/485 Mode Setting
JP6
Default: RS-232
JP7
JP8
COM1 RS-232/422/485 Mode Setting
JP9
Default: RS-232
JP10
COM4 Data/Power Selection
JP11
Default: RS-232 Data
COM3 Data/Power Selection
JP12
Default: RS-232 Data
COM2 Data/Power Selection
JP13
Default: RS-232 Data
Restore BIOS Optimal Defaults
JP14
Default: Normal Operation
COM1 Data/Power Selection
JP15
Default: RS-232 Data
Audio Output Selection
JP16
Default: Line-out
Board and Pin Assignments
®
CAPA831 Intel Atom
TM
D2550/N2800/N2600 Processor 3.5" SBC
CN9 Pin 11: DCD
CN9 Pin 18: RI
CN9 Pin 1: DCD
CN9 Pin 8: RI
CN11 Pin 1: DCD
CN11 Pin 8: RI
CN10 Pin 1: DCD
CN10 Pin 8: RI
Jumper Setting
2-3 close
1-2 close
1-2 close
1-2 close
3-5, 4-6 close
3-5, 4-6 close
1-2 close
3-5, 4-6 close
3-5, 4-6 close
3-5 close
4-6 close
3-5 close
4-6 close
3-5 close
4-6 close
1-2 close
3-5 close
4-6 close
1-3, 2-4 close
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