Kontron KISS 2U PCI 762 - Manual (Page 17)

9. Jumpers and Connectors PCI 762 – User’s Guide (Version 1.0)
9.2. Jumper Settings
Proper jumper settings configure the PCI-762 to meet your application purpose.
Jumper Description Jumper Setting
JP3 COM1 Mode Selection : RS-232 Short 3-5 , 4-6
JP4 COM1 Mode Selection : RS-232 Short 3-5 , 4-6
JP5 COM1 Mode Selection : RS-232 Short 1-2
JP1 Audio Amplifier Selection : Disable Short 1-3 , 2-4
JP8 Clear RTC : Normal Short 1-2
9.2.1. COM1 Mode Select Jumpers for RS-232/422/485 (JP3, JP4, JP5)
These jumpers select the COM1 port’s communication mode to operate RS-232 or RS-422/485.
Description Function Jumper Setting
COM1 RS-232 (Default) JP3 JP4 JP5
RS-422 JP3 JP4 JP5
RS-485 JP3 JP4 JP5
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